Can you take nyquil with allergy medicine

Serious Side Effects. Contact your healthcare provider immediately if you experience any of the following. Allergic reactions: rash; hives; difficulty breathing; swelling of face, lips, tongue, or throat. Serious skin reaction: skin reddening, blisters, rash. Liver damage: severe stomach pain, yellowing of skin or whites of the eyes, nausea ...

Can you take nyquil with allergy medicine. Zoloft (sertraline) should be used cautiously with dextromethorphan, a commonly used drug in many over-the-counter cough products. Zoloft is generally considered safe to use with decongestants, like Sudafed, but should be used cautiously in those with certain heart conditions. Mucinex (guaifenesin), an expectorant, is safe to take …

Drugs & Medications ; Vicks Nyquil Nighttime Relief 6.25 Mg-15 Mg-325 Mg/15 Ml Oral Liquid; ... Get medical help right away if you take too much ... which can cause allergic reactions or other ...

Apr 5, 2024 · Yes. Sudafed (pseudoephedrine) is a decongestant, while Benadryl (diphenhydramine) is an antihistamine. "Antihistamines and decongestants work differently and are often combined in cold and ... Antihistamines may help to reduce the severity of overall cold symptoms for 1-2 days, according to the results of a large review. Look for products containing: Cetirizine, such as: Zyrtec. Diphenhydramine *, such as: Diabetic Tussin Nighttime Cold and Flu (also contains acetaminophen, and dextromethorphan) Benadryl.Yes, you can take Nyquil and Tylenol together. It’s important to note, however, that both medications have active ingredients that can interact with each other and may cause side effects. So it’s important to be aware of this before combining the two. Nyquil is an over-the-counter medication used to treat symptoms of the common cold, flu ...The best medication for this while on Prozac is Acetaminophen. There are no known interactions between acetaminophen and Prozac (Fluoxetine). There are, however, known drug interactions with non-steroidal anti-inflammatory drugs (NSAIDs) like Ibuprofen, aspirin, and naproxen. Taking Prozac (Fluoxetine) with NSAIDs or aspirin can result in …Summing things up, as mentioned, Allegra should not be taken at the same time as NyQuil due to the additive sedative effects. However, if you take Allegra in the morning for your allergy symptoms and you tolerate it well, you can certainly take NyQuil safely in the evening to help with cough/cold … See moreIn theory, the problem here, if you’re trying to get pregnant, is that these drugs don’t have a localized effect. Instead, they impact your whole body, which means they’re also drying out important membranes, uh, elsewhere. Specifically, these medications could dry out the mucous membranes that line the path the sperm travels up to get to ...A doctor has provided 1 answer. Antihistamines: Both medications have antihisstamines. Not sure what you are treating, but if you need both on the same day, then it may be better to see an allergist and get another type of medication to control your symptoms. You should be able to take them together but over time the strategy is not effective.

8. Going with just one allergy medicine. As discussed above, a combination of allergy medications may help some people more than one product alone. But many people wonder if taking both a steroid nasal spray and an oral antihistamine is safe or effective. More on this below. Can you take Flonase and Zyrtec together? Yes.If you are taking this medication for allergy or hay fever symptoms, take it regularly in order to get the most benefit from it. Improper use of this medication (abuse) may result in serious harm ...Nyquil is one of the most common medicinal substances in the country, used to treat the symptoms of mild cough, cold and allergies. You can probably find a bottle of Nyquil in every medicine cabinet, alongside bottles of expired melatonin and boxes of Band-Aid. It’s an over-the-counter medicine like aspirin or ketoconazole, which means …Keep in mind that oral decongestants like pseudoephedrine (Sudafed) will not cause rebound congestion, Dr. Gawchik says. But you should still only use them for short periods because they can cause side effects like high blood pressure, jitteriness and wakefulness, she adds. 3. You May Get Constipated.Flu medications, like Tamiflu (oseltamivir), shouldn’t be used to treat COVID-19. And although there are benefits to getting the flu shot, it can’t protect you from COVID-19. Veklury (remdesivir) and Olumiant (baricitinib) are two FDA-approved medications for COVID-19. Many other medications are authorized for emergency use.Aug 16, 2023 · Common side effects of NyQuil Severe Cold and Flu may include: drowsiness; constipation, diarrhea, upset stomach, vomiting; or. feeling restless or excited. This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Apr 23, 2018 ... One tablet, one capsule or one teaspoon of antihistamine may neutralize the skin tests so that they cannot be read properly. If you need ...It is manufactured and sold by Vicks, a U.S. medicine company. NyQuil provides temporary relief for coughing, headaches, stuffy and runny nose, sore throat, fever, and sneezing. It also helps people with cold symptoms sleep through the night. While it provides relief for cold symptoms, it is not a cure for the common cold or the flu.Safe cold medications for those taking Eliquis include antihistamines, Tylenol (acetaminophen), the cough suppressant dextromethorphan, and Mucinex (guaifenesin). These do not interact with Eliquis. You should not take nasal decongestants (e.g., pseudoephedrine) or NSAIDs (e.g., ibuprofen, naproxen, and aspirin) unless specifically directed to ...symptoms. This guide will help you learn which medications you can safely take and which ones you should avoid. Talk with your pharmacist to make sure these OTC medications are safe to take with your other prescribed medications. Medications for pain, fever, or body aches . Okay to use: • Acetaminophen (Tylenol ). o Use as directed and do not ...

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Medication names include chlorpheniramine and diphenhydramine (Benadryl). Cough suppressants may help to prevent you from coughing. These are best to use when you have a dry cough that you cannot hold back. Dextromethorphan, a OTC cough suppressant, is found in Robitussin DM and Delsym. Expectorants help you to …Taking steroid drugs in any form – orally, topically, through an inhaler or IV – can worsen glaucoma for these patients. Steroids applied closest to the eye carry the highest risk. Drugs taken by mouth or through an IV enter the eye through the bloodstream — about as close to the eye as you can get. But skin creams and inhalers are also ...Pseudoephedrine. Ephedrine. Phenylephrine. Naphazoline. Oxymetazoline. Also, check medicine labels for sodium content. Too much salt can raise blood pressure. If you have high blood pressure and need to treat cold symptoms, try these tips: Choose a cold medicine that's made for people with high blood pressure.Medication names include chlorpheniramine and diphenhydramine (Benadryl). Cough suppressants may help to prevent you from coughing. These are best to use when you have a dry cough that you cannot hold back. Dextromethorphan, a OTC cough suppressant, is found in Robitussin DM and Delsym. Expectorants help you to …

This combination medication is used to temporarily treat symptoms caused by the common cold, flu, allergies, or other breathing illnesses (such as sinusitis, bronchitis )....Apr 23, 2018 ... One tablet, one capsule or one teaspoon of antihistamine may neutralize the skin tests so that they cannot be read properly. If you need ...Risk of Overdose: Acetaminophen Overload: Both Nyquil and Ibuprofen may contain acetaminophen. Excessive acetaminophen intake can harm the liver, so combining them without careful consideration can be dangerous. Gastrointestinal Issues: The combination may also increase the risk of stomach irritation, potentially leading to ulcers or bleeding.Allergy medications from different classes can typically be combined. For example, nasal steroids, like Flonase (fluticasone propionate), and oral decongestants, like Sudafed (pseudoephedrine), are safe to take together. Oral antihistamines, such as diphenhydramine (Benadryl) and cetirizine (Zyrtec), shouldn’t be taken together without a ...Anyone over 12 years of age can take two LiquiCaps or 30 ml of the NyQuil Liquid every six hours, but you must not exceed four doses over 24 hours. This medication has three active ingredients: acetaminophen, which relieves pain, dextromethorphan HBr, a cough suppressant, and doxylamine succinate, an antihistamine.This combination medication is used to temporarily treat symptoms caused by the common cold, flu, allergies, or other breathing illnesses (such as sinusitis,...In deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. This is a decision you and your doctor will make. For this medicine, the following should be considered: Allergies . Tell your doctor if you have ever had any unusual or allergic reaction to this medicine or any other medicines.dextromethorphan food. Applies to: Vicks DayQuil Severe Cold & Flu (acetaminophen / dextromethorphan / guaifenesin / phenylephrine) Alcohol can increase the nervous system side effects of dextromethorphan such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment.Medicine Matters Sharing successes, challenges and daily happenings in the Department of Medicine Dr. Sean Leng, professor in the Division of Geriatric Medicine & Gerontology, was ...Yes, you can take Nyquil and Tylenol together. It’s important to note, however, that both medications have active ingredients that can interact with each other and may cause side effects. So it’s important to be aware of this before combining the two. Nyquil is an over-the-counter medication used to treat symptoms of the common cold, flu ...Yes, you can take Nyquil and Tylenol together. It’s important to note, however, that both medications have active ingredients that can interact with each other and may cause side effects. So it’s important to be aware of this before combining the two. Nyquil is an over-the-counter medication used to treat symptoms of the common cold, flu ...Jun 23, 2022 · Benadryl is better at treating most allergy symptoms, such as runny nose and sneezing. Mucinex may be helpful if your allergies are causing a cough from postnasal drip. Mucinex has very few side effects. Benadryl often causes drowsiness, dry mouth, and constipation. You can take Mucinex and Benadryl at the same time if you need to.

dextromethorphan doxylamine. Applies to: Vicks NyQuil Severe Cold & Flu (acetaminophen / dextromethorphan / doxylamine / phenylephrine) and Vicks NyQuil Severe Cold & Flu …

The two main ingredients in OTC cough medications to look for are: Guaifenesin, which loosens mucus. Dextromethorphan, which quiets your cough. You can use these medications separately, or you can find them combined. Some common combination cough medications for people with diabetes include: Robitussin Sugar-Free.How often you can take allergy medicine depends on what type you’re taking. Some kinds, like Benadryl, can be taken every 4-6 hours, while others can be taken every 12-24 hours. For example, Allegra comes in both 12-hour and 24-hour formulations. Always check the directions on the label before taking allergy medication to ensure …What should I avoid while taking Nyquil Cold and Flu? Ask a doctor or pharmacist before using any other cold, allergy, pain, or sleep medication. Acetaminophen (sometimes abbreviated as APAP) is contained in many combination medicines. Taking certain products together can cause you to get too much acetaminophen which can lead to a fatal overdose.Generally, if you have high blood pressure, you’ll want to avoid taking decongestants if you can. But taking decongestants is more dangerous for people whose high blood pressure isn’t well controlled by medication. And raising the blood pressure even higher can increase the risk of complications like heart attack, stroke, and kidney injury.A doctor has provided 1 answer. is it safe to take clariton 24 hour allergy medicine and dayquil/nyquil? would i get too sleep?: No: I would not advise taking theses medications together. They all ha.Dr. Michael Zacharisen answered. Specializes in Allergy and Immunology. Allegra (fexofenadine) D : For treating allergies, Allegra (fexofenadine) d has been shown to be effective and safe. There is likely not much to be gained with adding nyquil except getting sleepy and a dry mouth. Try to avoid cough/cold products with multiple ingredients ...Not all possible interactions are listed in this medication guide. Taking this medicine with other drugs that make you sleepy or slow your breathing can worsen these effects. Ask your doctor before taking Nyquil Vapocool with a sleeping pill, narcotic pain medicine, muscle relaxer, or medicine for anxiety, depression, or seizures.Donation. 15 Days Left. Prednisone is widely used to reduce inflammation in various conditions. It works by suppressing the immune response and reducing the production of inflammatory substances in the body. Prednisone can effectively manage inflammation associated with autoimmune diseases, allergies, and certain respiratory conditions.

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Acetaminophen 500mg ( pain reliever) Dextromethorphan HBr 15mg ( cough suppressant) Doxylamine succinate 6.25mg (antihistamine) Dosage. Adults - Two tablespoons every six hours as …Medicine Matters Sharing successes, challenges and daily happenings in the Department of Medicine Dr. Sean Leng, professor in the Division of Geriatric Medicine & Gerontology, was ...The human allergy medication diphenhydramine hydrochloride (HCL) can be used to relieve certain allergy symptoms in dogs, notes Trupanion. Diphenhydramine HCL can be a great medica... Donation. 15 Days Left. Prednisone is widely used to reduce inflammation in various conditions. It works by suppressing the immune response and reducing the production of inflammatory substances in the body. Prednisone can effectively manage inflammation associated with autoimmune diseases, allergies, and certain respiratory conditions. Safe cold medications for those taking Eliquis include antihistamines, Tylenol (acetaminophen), the cough suppressant dextromethorphan, and Mucinex (guaifenesin). These do not interact with Eliquis. You should not take nasal decongestants (e.g., pseudoephedrine) or NSAIDs (e.g., ibuprofen, naproxen, and aspirin) unless …Jan 30, 2017 · In theory, the problem here, if you’re trying to get pregnant, is that these drugs don’t have a localized effect. Instead, they impact your whole body, which means they’re also drying out important membranes, uh, elsewhere. Specifically, these medications could dry out the mucous membranes that line the path the sperm travels up to get to ... Medrol ( methylprednisolone) can safely be taken with NyQuil Cold and Flu as there are no known interactions between them. In fact, the sedative effects of NyQuil may help to offset some of the most commonly reported side effects of Medrol, such as anxiety, insomnia, and restlessness. It is important to remember that NyQuil is a multi ...4 days ago · Paxil is an SSRI (selective serotonin reuptake inhibitor) that does have a few drug interactions and considerations with over-the-counter medication that are important to be aware of. There are many that are safe to take. They include: Antihistamines (e.g. Claritin, Allegra, Benadryl, Zyrtec etc...) Tylenol (acetaminophen) Mucinex (guaifenesin ... NyQuil Severe: (Acetaminophen 650 mg; Dextromethorphan HBr 20 mg; Doxylamine succinate 12.5 mg; Phenylephrine HCl 10 mg) Benadryl Allergy Plus Congestion: (Diphenhydramine HCl 25 mg; Phenylephrine HCl 10 mg) Diphenhydramine, ... If you are taking a product that contains only pseudoephedrine or phenylephrine and …You can buy a large bottle of cheap generic acetaminophen and take exactly the right dose you need for relieving fever or body aches without paying for two useless accompanying drugs that have the ...Using buPROPion and nicotine together can cause an increase in blood pressure. This can cause dizziness, confusion, uneven heartbeats, and chest pain. If you take both medications together, tell your doctor if you have any of these symptoms. You may need a dose adjustment or need your blood pressure checked more often if you take both medications.Applies to: Vicks NyQuil Severe Cold & Flu (acetaminophen / dextromethorphan / doxylamine / phenylephrine) and Benadryl (diphenhydramine) Using dextromethorphan together with diphenhydrAMINE may increase side effects such as dizziness, drowsiness, confusion, and difficulty concentrating. Some people, especially the elderly, may also … ….

A doctor has provided 1 answer. is it safe to take clariton 24 hour allergy medicine and dayquil/nyquil? would i get too sleep?: No: I would not advise taking theses medications together. They all ha.Summary. Allegra, Zyrtec, or Claritin should be safe for most patients with heart disease and allergies; Allegra-D, Zyrtec-D, or ...Check it out for yourself to be sure about your own medication. If you have questions about medications or any other medical topic, give the airman medical certification staff a call, Monday through Friday, 8:30 am to 6 pm, 800-USA-AOPA (872-2672). Or, if you prefer email, send a message to [email protected] combination medication is used to temporarily treat symptoms caused by the common cold, flu, allergies, or other breathing illnesses (such as sinusitis, bronchitis )....Nyquil is a common over-the-counter medication that’s formulated to treat nighttime cold and flu symptoms. An antihistamine in Nyquil called doxylamine succinate may cause drowsiness and sleepiness.Can You Take Afrin And Nyquil Together: A Comprehensive Guide ... allergies, or sinusitis. It works by constricting blood vessels in the nasal passages, reducing swelling and congestion. Nyquil. Nyquil is an over-the-counter medication that offers relief from multiple cold and flu symptoms, including cough, congestion, sore throat, headache ...Ratings & Reviews. Alka-Seltzer Plus Cold has an average rating of 9.1 out of 10 from a total of 10 ratings on Drugs.com. 88% of reviewers reported a positive effect, while 0% reported a negative effect. Vicks NyQuil Severe Cold & Flu has an average rating of 5.5 out of 10 from a total of 3 ratings on Drugs.com. 50% of reviewers reported a ...Shop Collection. Amoxicillin, a member of the penicillin family, is a broad-spectrum antibiotic that exhibits potent activity against a wide range of bacteria. It belongs to the beta-lactam class of antibiotics and works by inhibiting the synthesis of bacterial cell walls, leading to their destruction. View Catalogue. Can you take nyquil with allergy medicine, 3 min read. Antihistamines are a class of drugs that help to treat the symptoms of various allergies. The main difference between first-generation and second-generation antihistamines is that the ..., 8. Going with just one allergy medicine. As discussed above, a combination of allergy medications may help some people more than one product alone. But many people wonder if taking both a steroid nasal spray and an oral antihistamine is safe or effective. More on this below. Can you take Flonase and Zyrtec together? Yes., Nyquil Cold & Flu is a combination medicine used to treat headache, fever, body aches, cough, runny nose, sneezing, and sore throat caused by allergies, the common cold, or the flu. Nyquil Cold & Flu will not treat a cough that is caused by smoking, asthma, or emphysema., When mixed with alcohol, pain medications like Advil and Tylenol can lead to additional adverse health effects including bleeding and ulcers, upset stomach, liver damage, and rapid heartbeat. 1. Mixing alcohol with allergy, cold, and flu medications is tricky because many people are often unaware of the ingredients in their medications., Dr. Michael Zacharisen answered. Specializes in Allergy and Immunology. Yes: While nyquil contains multiple ingredients that also includes an antihistamine, the addition of 1 Allegra (fexofenadine) (also an antihistamine) will not be harmful. Answered 10/20/2020. , Risk of Overdose: Acetaminophen Overload: Both Nyquil and Ibuprofen may contain acetaminophen. Excessive acetaminophen intake can harm the liver, so combining them without careful consideration can be dangerous. Gastrointestinal Issues: The combination may also increase the risk of stomach irritation, potentially leading to ulcers or bleeding., Can you Take Allegra and Nyquil. Allegra is a popular antihistamine medication that is commonly used to relieve symptoms of allergies. It contains an active ingredient called fexofenadine, which helps to block the effects of histamine in the body., The two main ingredients in OTC cough medications to look for are: Guaifenesin, which loosens mucus. Dextromethorphan, which quiets your cough. You can use these medications separately, or you can find them combined. Some common combination cough medications for people with diabetes include: Robitussin Sugar-Free., 3 days ago · Key points. NyQuil (the original formula) does not contain a decongestant and therefore, won't be very effective in treating nasal congestion. NyQuil Severe, however, does contain a decongestant, phenylephrine. Therefore, if you are looking to take a NyQuil product that will treat nasal congestion, be sure to choose NyQuil Severe. , In most cases, you should not mix multiple second-generation antihistamines. “When mixed together, the antihistaminergic effects of these medications act synergistically, and may cause or worsen symptoms of allergies like drowsiness, dry eyes, dizziness, low blood pressure, and high heart rate, difficulties urinating,” says says …, In most instances, yes, it is safe to mix a decongestant with NyQuil. However, you have to make sure both medicines do not contain the same active ingredients. For example, you would not want to take NyQuil Severe simultaneously with Mucinex DM, as they both contain dextromethorphan. However, it could be safe to take Mucinex DM with …, View complete list of side effects. 4. Bottom Line. Zyrtec is an antihistamine that effectively treats allergic reactions such as hay fever or skin reactions caused by insect bites. Although drowsiness with Zyrtec is uncommon, Zyrtec is more likely than loratadine to cause drowsiness. 5., NyQuil Cough is used to treat cough, runny or stuffy nose, sneezing, itching, and watery eyes caused by allergies, the common cold, or the flu. NyQuil Cough will …, Answer. There is no listed or reported interaction between Zofran (ondansetron) and the common ingredients in nighttime cold medications (including NyQuil). They are generally considered to be safe to be taken together. However, there is a theoretical risk of serotonin syndrome when combining dextromethorphan, the cough suppressant in NyQuil ..., Dr. Haroon Iqbal, Expert. Thank you very much for your input.Well most effective cold medication is NyQuil and it has one major effect while taken with Keppra , that its drowsiness effects is enhanced if used along with keppra.So Nyquil's benefits must be weighed against its side effects when used with Keppra.However it is somehow dose related ... , 8. Going with just one allergy medicine. As discussed above, a combination of allergy medications may help some people more than one product alone. But many people wonder if taking both a steroid nasal spray and an oral antihistamine is safe or effective. More on this below. Can you take Flonase and Zyrtec together? Yes., As mentioned in this answer, most over-the-counter cold medications are fine to take with Claritin. Below are some safe options to use with Claritin, depending on your symptoms: Congestion: Sudafed (pseudoephedrine) typically works well to treat these symptoms. Cough: You can use a cough suppressant, like Delsym (dextromethorphan), to help ..., DayQuil or NyQuil and Methotrexate. DayQuil, which contains a mix of acetaminophen, dextromethorphan, and phenylephrine, and NyQuil, which is made from acetaminophen, dextromethorphan, and ..., The specific dosages, as well as the ingredients, can vary between products. NyQuil is generally taken at bedtime since it can cause drowsiness. But you can take NyQuil up to 4 times in 24 hours, with each dose separated by 4 or 6 hours (depending on which product you take). NyQuil is available OTC as a brand-name medication., These medications are great for allergies, and. Can you take flonase and dayquil? Nyquil has diphenhydramine in it, i believe, which is benadryl which is an allergy medicine and causes somnolence. Like can i still take ibuprofen with the allergy medication? The common ones that are available over the counter include claritin , zyrtec and allegra ., Drugs & Medications ; Vicks Nyquil Nighttime Relief 6.25 Mg-15 Mg-325 Mg/15 Ml Oral Liquid; ... Get medical help right away if you take too much ... which can cause allergic reactions or other ..., If you experience any of these symptoms after taking Nyquil, it is vital to stop using the medication and seek emergency medical care. An allergic reaction can be life-threatening and requires prompt attention. In some cases, Nyquil can cause respiratory distress, leading to difficulty breathing., painful or difficult urination, little or no urinating; pale skin, weakness, easy bruising or bleeding, fever, chills, body aches; or. increased blood pressure--severe headache, buzzing in your ears, chest pain, shortness of breath, uneven heartbeats. Common side effects may include: dizziness, drowsiness, headache;, Yes, you can take Nyquil and Tylenol together. It’s important to note, however, that both medications have active ingredients that can interact with each other and may cause side effects. So it’s important to be aware of this before combining the two. Nyquil is an over-the-counter medication used to treat symptoms of the common cold, flu ... , Gargling with a saltwater rinse. Gargling with salt water is a common home remedy for cold symptoms, such as a cough or postnasal drip. It is virtually free of side effects and easy to do. A ..., Applies to: Vicks NyQuil Severe Cold & Flu (acetaminophen / dextromethorphan / doxylamine / phenylephrine) and Benadryl (diphenhydramine) Using dextromethorphan together with diphenhydrAMINE may increase side effects such as dizziness, drowsiness, confusion, and difficulty concentrating. Some people, especially the elderly, may also experience ..., Answer. There is no listed or reported interaction between Zofran (ondansetron) and the common ingredients in nighttime cold medications (including NyQuil). They are generally considered to be safe to be taken together. However, there is a theoretical risk of serotonin syndrome when combining dextromethorphan, the cough suppressant in NyQuil ..., In most cases, you should not mix multiple second-generation antihistamines. “When mixed together, the antihistaminergic effects of these medications act synergistically, and may cause or worsen symptoms of allergies like drowsiness, dry eyes, dizziness, low blood pressure, and high heart rate, difficulties urinating,” says says …, It is not necessary to present your medication to, or notify an officer about any medication you are traveling with unless it is in liquid form (See next bullet). Medication in liquid form is allowed in carry-on bags in excess of 3.4 ounces in reasonable quantities for the flight. It is not necessary to place medically required liquids in a zip ..., Taking steroid drugs in any form – orally, topically, through an inhaler or IV – can worsen glaucoma for these patients. Steroids applied closest to the eye carry the highest risk. Drugs taken by mouth or through an IV enter the eye through the bloodstream — about as close to the eye as you can get. But skin creams and inhalers are also ..., Answer. In most cases, NyQuil should not be taken with Robitussin products as they share many of the same ingredients. Both Robitussin and NyQuil are brand names and there are a variety of products marketed under each. it is important to look at the label of the products to double-check whether or not they contain the same ingredients., doxylamine cetirizine. Applies to: Vicks NyQuil Severe Cold & Flu (acetaminophen / dextromethorphan / doxylamine / phenylephrine) and Zyrtec (cetirizine) Using cetirizine together with doxylamine may increase side effects such as dizziness, drowsiness, and difficulty concentrating. Some people, especially the elderly, may also experience ... , Medicine Matters Sharing successes, challenges and daily happenings in the Department of Medicine Dr. Sean Leng, professor in the Division of Geriatric Medicine & Gerontology, was ...