Can i take zyrtec and nyquil together

chlorpheniramine cetirizine. Applies to: Chlor-Trimeton (chlorpheniramine) and Zyrtec (cetirizine) Using cetirizine together with chlorpheniramine may increase side effects such as dizziness, drowsiness, and difficulty concentrating. Some people, especially the elderly, may also experience impairment in thinking, judgment, and motor coordination.

Can i take zyrtec and nyquil together. On the other hand, Zyrtec is an antihistamine commonly used to alleviate allergy symptoms such as sneezing, itching, and runny nose. While there are no direct contraindications between DayQuil and Zyrtec, it’s important to exercise caution when combining different medications. Both DayQuil and Zyrtec can cause drowsiness as side effects ...

The type of drug taken also mattered. People who were on a long-acting benzodiazepine like diazepam (Valium) or flurazepam (Dalmane) were at greater risk than those on a short-acting one like triazolam (Halcion), lorazepam (Ativan), alprazolam (Xanax), or temazepam (Restoril). Why these drugs have a stronger effect in older people.

A study for a 35 year old woman who takes Elavil - 3 hours ago. A study for a 14 year old boy who takes Concerta - 4 hours ago. Drug interactions are reported among 44 peopel who take Zicam and Zyrtec. Common interactions among females include anosmia and ageusia. Common interactions among males include anosmia and ageusia.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). ... or Zyrtec (cetirizine) Take or have recently taken a monoamine oxidase inhibitor (MAOI) for conditions like depression or Parkinson's disease ...Drowsiness: One of the most common side effects of Nyquil is drowsiness. The medication contains an antihistamine called doxylamine, which can cause drowsiness and sedation. It's important to avoid driving or operating heavy machinery after taking Nyquil to ensure your safety. Dry mouth and throat: Nyquil may also lead to dryness in the mouth ...Best Answer. Speaking from personal experience, the two don't mix well. Albuterol is a beta agonist (an upper) NyQuil contains a beta agonist, pseudoephedrine. Taking them at the same time will ...Taking both can lead to acetaminophen toxicity and liver failure. Hi Mary and thanks for writing to us. Tylenol (or by the generic acetaminophen) is a commonly used over-the- counter drug that has been used for decades to help relieve pain and fever. NyQuil is a combination medication used to treat a handful of cough and cold symptoms.Zyrtec (cetirizine) Hydroxyurea disease interactions. There are 5 disease interactions with hydroxyurea which include: myelosuppression; renal dysfunction; ... Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. Unknown: No interaction information available.

8 doctors weighed in across 2 answers. can i take ambien (zolpidem) and nyquil together?: No: Both are sedating medicines, and it's best to take only one at a t.Yes, you can take Zyrtec in the morning and NyQuil at night, but there has to be at least a 12-hour time gap in between. Zyrtec is a second-generation antihistamine and NyQuil is an OTC formulation containing multiple active ingredients (1,2). NyQuil contains three active ingredients: Acetaminophen, Dextromethorphan, and Doxylamine.Answer. It is generally not recommended to take promethazine with codeine and NyQuil together, for numerous reasons.. Both Drugs Contain Antihistamines. First and foremost, NyQuil contains the antihistamine doxylamine, which is similar to Benadryl in that it is classified as a sedating "first-generation" antihistamine.. Promethazine is also an …Answer. You are correct that there is considered to be an interaction between baclofen (a muscle relaxant) and NyQuil (which contains the sedating antihistamine doxylamine) due to the risk of additive sedation. Both baclofen and the doxylamine contained in NyQuil are CNS (central nervous system) depressants and can cause additive effects such ...Yes: A non sedating antihistamine is fine to take with DayQuil, which does not have the antihistamine that is in NyQuil. Probably a good idea, too if you have enough symptoms to warrant it. Dayquil + zyrtec (cetirizine): Yes. Dayquil has acetaminophen, dextromethorphan and phenylephrine in it, and none of these are an antihistamine.Applies to: fluoxetine and Zyrtec (cetirizine) Using cetirizine together with FLUoxetine may increase side effects such as dizziness, drowsiness, and difficulty concentrating. Some people, especially the elderly, may also experience impairment in thinking, judgment, and motor coordination. You should avoid or limit the use of alcohol while ...diphenhydrAMINE sertraline. Applies to: ZzzQuil (diphenhydramine) and Zoloft (sertraline) Using diphenhydrAMINE together with sertraline may increase side effects such as dizziness, drowsiness, confusion, and difficulty concentrating. Some people, especially the elderly, may also experience impairment in thinking, judgment, and motor coordination.Zyrtec (cetirizine) Astepro alcohol/food interactions. There is 1 alcohol/food interaction with Astepro (azelastine nasal). Report options. ... Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. Unknown: No interaction information available.

7 doctors weighed in across 2 answers. Caution: Taking both Nyquil and Norco (hydrocodone and acetaminophen) may increase side effects such as dizziness, drowsiness, and difficulty concentrating. Avoid alcohol while taking these meds. Talk to prescribing doctor. I hope this helps.A decongestant called phenylpropanolamine (PPA) was used for years as an ingredient in many cold drugs to clear up a stuffy nose. In 2000, researchers found it was linked to an increased risk of ...butalbital cetirizine. Applies to: Fioricet (acetaminophen / butalbital / caffeine) and Zyrtec (cetirizine) Using cetirizine together with butalbital may increase side effects such as dizziness, drowsiness, and difficulty concentrating. Some people, especially the elderly, may also experience impairment in thinking, judgment, and motor ...Readers who read this also read: As long as Zyrtec-D remains in the bloodstream, one should not consume DayQuil. Safer side, one should consume DayQuil only after 48 hours of Zyrtec-D consumption, irrespective of the type of the formulation (12 hours or 24 hours). Ingesting DayQuil After Taking. Time.Yes, it is safe to take Tylenol (acetaminophen) and Zyrtec (cetirizine) together. There is no drug interaction between them. It is also safe to take Zyrtec-D (a …

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Advair Diskus (fluticasone / salmeterol) albuterol. Allegra (fexofenadine) aspirin. atorvastatin. Benadryl (diphenhydramine) Fish Oil (omega-3 polyunsaturated fatty acids) Flonase (fluticasone nasal) fluticasone nasal.Applies to: cyclobenzaprine and Vicks Nyquil Cough (dextromethorphan / doxylamine) Using cyclobenzaprine together with doxylamine may increase side effects such as drowsiness, blurred vision, dry mouth, heat intolerance, flushing, decreased sweating, difficulty urinating, abdominal cramping, constipation, irregular heartbeat, confusion, and ...Zyrtec (cetirizine) Flovent disease interactions. There are 6 disease interactions with Flovent (fluticasone) which include: hepatic impairment; hyperadrenocorticism; ... Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. Unknown: No interaction ...I take zyrtec everyday for sinus issues, and lately taken tylenol for head/body aches (had the flu) , but in a month i have probably taken 20 or so. sometimes i take pepcid ac as well. could this cause liver issues? is tylenol/zeytrc too much? A doctor has provided 1 answer. A member asked:brompheniramine cetirizine. Applies to: Dimetapp Children's Cold & Allergy (brompheniramine / phenylephrine) and Zyrtec (cetirizine) Using cetirizine together with brompheniramine may increase side effects such as dizziness, drowsiness, and difficulty concentrating. Some people, especially the elderly, may also experience impairment in thinking ...

Find patient medical information for Vicks NyQuil Severe Cold-Flu oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings.Answer. Zyrtec ( cetirizine) and Zyrtec-D (cetirizine; pseudoephedrine) should not be taken at the same time, even the same day. Both products contain the …Can I take Benadryl and Dayquil together? Asked by Teri On May 12, 2022. ... If you are looking for help sleeping while taking Dayquil, try 'Nyquil Severe' instead, as it combines all of the ingredients of Dayquil with the sedating antihistamine doxylamine. ... Can you take Claritin and Zyrtec simultaneously? Will there be better effects? Read ...Not all of those antihistamines will make you drowsy. Bingo. Loratadine (Claritin, Alavert) and cetirizine (Zyrtec) are newer (2nd generation) antihistamines and are considered non-drowsy. Fexofenadine (Allegra) is a 3rd generation antihistamine. If you take any antihistamines, make sure you hydrate adequately.If you took Zyrtec and Mucinex Fast-Max six hours apart, the worst you are likely to experience is mild side effects, like added drowsiness and dry mouth. While not all Mucinex Fast-Max products contain an antihistamine, some do. If the specific Mucinex product you are talking about does (e.g., Maximum Strength Fast-Max Night Cold & Flu), it ...cetirizine azelastine nasal. Applies to: Zyrtec (cetirizine) and Astepro (azelastine nasal) Using cetirizine together with azelastine nasal may increase side effects such as dizziness, drowsiness, and difficulty concentrating. Some people, especially the elderly, may also experience impairment in thinking, judgment, and motor coordination.Applies to: Coricidin HBP Cough & Cold (chlorpheniramine / dextromethorphan) and Zyrtec (cetirizine) Using cetirizine together with chlorpheniramine may increase side effects such as dizziness, drowsiness, and difficulty concentrating. Some people, especially the elderly, may also experience impairment in thinking, judgment, and motor coordination.Applies to: Zyrtec (cetirizine) and azelastine nasal. Using cetirizine together with azelastine nasal may increase side effects such as dizziness, drowsiness, and difficulty concentrating. Some people, especially the elderly, may also experience impairment in thinking, judgment, and motor coordination. You should avoid or limit the use of ...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.Yes, But: It's OK for a short while - if symptoms get worse or persist for over 7-10 days, you may have something more than a cold or the flu. If those happen, see you physician to have it checked out. Answered 3/16/2018. 3.4k views.Well, you should not take NyQuil and Zyrtec together. There is a moderate drug interaction between them. If you take them together, it can cause side effects such as dizziness, drowsiness, and difficulty concentrating. To control cough,please take the following steps: 1. Gargle with hot, saline water – mix 2 teaspoonfuls of salt in 1 glass of ...

Original formula NyQuil liquid cold and flu medicine contains 25 percent alcohol by volume, according to the State University of New York Potsdam. The percentage of alcohol is not ...

Zyrtec & Xyzal Shouldn't Be Combined. By taking Zyrtec and Xyzal together, you would essentially be taking a double dose of antihistamines. It would be like taking two doses of Zyrtec (since, as mentioned above, one 5 mg dose of Xyzal is essentially equivalent to one 10mg dose of Zyrtec). While some studies report that certain individuals may ...Taking Zyrtec and Motrin together can be done safely, as these medications are commonly used to treat different conditions and work in different ways. However, it is always important to consult with a healthcare provider or pharmacist before combining any medications, to ensure personalized advice based on your individual medical history and ...cetirizine food. Applies to: Zyrtec (cetirizine) Alcohol can increase the nervous system side effects of cetirizine such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of alcohol while being treated with cetirizine.diphenhydrAMINE cetirizine. Applies to: ZzzQuil (diphenhydramine) and Zyrtec (cetirizine) Using cetirizine together with diphenhydrAMINE may increase side effects such as …In most cases, it is safe to take Zyrtec (cetirizine) the same day as taking NyQuil. However, they generally should not be taken at the same time, or, at least should be separated from one another by at least …TikTok announced it's launching a new ad product called "Branded Mission" that allows creators to connect with brands and possibly receive rewards for videos. TikTok announced toda...Oct 18, 2023 · Tylenol can be taken on its own, but there are many multi-symptom cold & flu remedies that also contain acetaminophen as an active ingredient. These include: Alka-Seltzer Plus Cold & Flu. Contac Cold + Flu. Coricidin HBP Cold & Flu. Equate Cold & Flu Multi-Symptom Relief. Mucines Cold & Flu. Robitussin Multi-Symptom Cough Cold + Flu.

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Can I take Zyrtec and Nyquil at the same time? Using cetirizine together with doxylamine may increase side effects such as dizziness, drowsiness, and difficulty concentrating. Some people, especially the elderly, may also experience impairment in thinking, judgment, and motor coordination. Does Nyquil affect sertraline?People can take many medications together as part of a complete migraine treatment plan. But it's important to tell your doctor any migraine drug you're taking so you're both aware of possible interactions. It's helpful for your doctor to know all the treatments you're using. That includes over-the-counter drugs, herbals, vitamins and ...Get ratings and reviews for the top 10 gutter companies in Woodlawn, VA. Helping you find the best gutter companies for the job. Expert Advice On Improving Your Home All Projects F...Claritin and NyQuil can cause some common side effects when they are used together as they both are antihistamines and have the same mechanism of action. These include (1,2): Dry mouth. Dry eyes. Nausea. Constipation. Sedation. Dizziness or lightheadedness. Confusion.If you plan to take Zyrtec with Nyquil, it is essential to read the labels carefully and follow the recommended dosages.Sotalol Interactions. There are 607 drugs known to interact with sotalol, along with 20 disease interactions, and 3 alcohol/food interactions.Of the total drug interactions, 228 are major, 350 are moderate, and 29 are minor.At a glance. Theraflu Nighttime products contain diphenhydramine, a sedating first-generation antihistamine. Since Zyrtec is also an antihistamine, taking both can increase the risk of side effects like excess sedation and dry eyes. Intermittent use of diphenhydramine however, even if you are taking Zyrtec daily for allergy prevention, may be ...Yes: Should be fine - consider multi-ingredient cold medicines. But you are wise to ask the question. For example, different over the counter meds contain Tylenol (acetaminophen) and you risk getting too much of the drug by taking combinations. Answered 9/13/2015. ….

atorvastatin. Benadryl (diphenhydramine) cetirizine. cyclobenzaprine. famotidine. Fish Oil (omega-3 polyunsaturated fatty acids) Flonase (fluticasone nasal) gabapentin. ibuprofen.Option pricing theory is the theory of how options are valued in the market. Option pricing theory is the theory of how options are valued in the market. The Black-Scholes model is...Yes: A non sedating antihistamine is fine to take with DayQuil, which does not have the antihistamine that is in NyQuil. Probably a good idea, too if you have enough symptoms to warrant it. Dayquil + zyrtec (cetirizine): Yes. Dayquil has acetaminophen, dextromethorphan and phenylephrine in it, and none of these are an antihistamine.No. Nyquil has 500 mg of acetaminophen, and fioricet contains 325 mg acetaminophen. Taking these together would be an 825 mg dose. Common dosages are 325, 500 and 650 mg. Summary: Drug interactions are reported among people who take Montelukast sodium and Nyquil. Common interactions among females include bronchitis and headache. Common interactions among males include rash and urticaria. The phase IV clinical study analyzes what interactions people have when they take Montelukast sodium and Nyquil together. Sudafed is the brand name for the medication pseudoephedrine, a decongestant.When you get a cold, the flu, a sinus infection, or allergies, blood vessels in your nose become swollen and inflamed.cetirizine food. Applies to: Zyrtec-D (cetirizine / pseudoephedrine) Alcohol can increase the nervous system side effects of cetirizine such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of alcohol while being treated with cetirizine.Drugs.com provides accurate and independent information on more than 24,000 prescription drugs, over-the-counter medicines and natural products. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment. Data sources include Micromedex (updated 1 Apr 2024), Cerner Multum™ (updated 21 Apr 2024), ASHP (updated 10 Apr 2024) and others. Can i take zyrtec and nyquil together, Any Drug Interactions between ZZZQuil and Zyrtec? I took half a dose (15mg) of ZZZQuil last night around 11:45pm and today for my allergies I took a 10mg pill of Cetirizine at 3:00pm. Will there be any bad interactions between the two? I know ZZZQuil is basically Benadryl but they have different inactive ingredients so I was concerned. 24. Female., Combining Benadryl and Nyquil can cause increased drowsiness, as both medications contain antihistamines known to cause sedation. It’s essential to avoid driving or operating machinery when experiencing drowsiness due to medication use. Benadryl and Nyquil should NOT be taken together. Doing so can result in increased sedation and …, 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., Can You Take Zicam and Nyquil Together. Before we delve into the details, let's establish some background information. Zicam is an over-the-counter medication commonly used to relieve nasal congestion and cold symptoms. On the other hand, Nyquil is a popular over-the-counter cold and flu medication that helps alleviate symptoms such as ..., DayQuil or NyQuil and Methotrexate. DayQuil, which contains a mix of acetaminophen, dextromethorphan, and phenylephrine, and NyQuil, which is made from acetaminophen, dextromethorphan, and ..., Taking these medications together can increase the risk of certain side effects and may not always be safe for everyone. Here are a few key points to consider: Potential for liver damage: Both ibuprofen and Nyquil contain acetaminophen, which can be harmful to the liver if taken in excessive amounts. When combined, the risk of liver damage ..., 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., can I take Claritin and Nyquil together Is advil cold and sinus and Zyrtec d the same kind of medicine? Yes, both have Pseudophedrine as one of the active ingredients, so you will be taking more ..., When it comes to taking medications, it’s important to be aware of potential risks, especially when combining different drugs. While Advil and Nyquil are commonly used over-the-counter medications for pain relief and cold symptoms respectively, mixing them together can have unintended consequences., Benzonatate is a medication commonly prescribed for cough relief. While it can be highly effective in treating cough symptoms, it's essential to be aware of potential drug interactions that can occur. Mixing certain drugs with benzonatate can lead to adverse side effects and pose serious health risks. This comprehensive guide aims to provide you with crucial information about drugs that should ..., Mucinex (guaifenesin) and Sudafed (pseudoephedrine) can safely be taken together. In fact, there are a variety of medications that combine both active ingredients. These two meds are used to treat ..., Answer. It is generally not recommended to take promethazine with codeine and NyQuil together, for numerous reasons.. Both Drugs Contain Antihistamines. First and foremost, NyQuil contains the antihistamine doxylamine, which is similar to Benadryl in that it is classified as a sedating "first-generation" antihistamine.. Promethazine is also an …, Readers who read this also read: As long as Zyrtec-D remains in the bloodstream, one should not consume DayQuil. Safer side, one should consume DayQuil only after 48 hours of Zyrtec-D consumption, irrespective of the type of the formulation (12 hours or 24 hours). Ingesting DayQuil After Taking. Time., 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. , When taken together, St. John's wort can cause your liver to break down more omeprazole than usual. This can result in less omeprazole in your body, meaning it may not work as well. So, it's recommended to avoid this combination. 7. Transplant medications. Transplant medications are vital if you've had an organ transplant., While there are no direct contraindications between DayQuil and Zyrtec, it’s important to exercise caution when combining different medications. Both DayQuil and Zyrtec can cause drowsiness as side effects individually. Therefore, taking them together may intensify this sedative effect., 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 ..., Zyrtec (cetirizine) Vyvanse alcohol/food interactions. There are 3 alcohol/food interactions with Vyvanse (lisdexamfetamine). ... Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. Unknown: No interaction information available., They can raise your blood pressure. • Pseudoephedrine is not safe for kidney patients. Medications for cough and chest congestion . Okay to use: • Guaifenesin (Mucinex and Robitussin DM ) for cough and chest congestion. • The cough suppressant dextromethorphan (Delsym DM , Vicks Nyquil Cough Liquid )., Claritin ( loratadine) and Flonase ( fluticasone nasal spray) can safely be used together to help treat your allergies. There are no interactions between them. Having said that, there are studies that show that combined use doesn't seem much more effective than using Flonase (or any nasal steroid for that matter), alone., cetirizine food. Applies to: Zyrtec (cetirizine) Alcohol can increase the nervous system side effects of cetirizine such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of alcohol while being treated with cetirizine., While taking Mucinex D and Nyquil together is generally safe, there are some potential risks and side effects to be aware of: Increased drowsiness: Both Mucinex D and Nyquil can cause drowsiness as side effects. Taking them together may intensify this effect, making you feel excessively sleepy or fatigued. Drug interactions: Mucinex D contains ..., Answer. There is no known interaction between gabapentin and NyQuil. However, it's important to note that NyQuil contains several active ingredients, including doxylamine, which is a sedating antihistamine. Gabapentin is well known to have sedative side effects, especially at higher doses. Therefore, taking NyQuil with gabapentin can increase ..., diphenhydrAMINE cetirizine. Applies to: ZzzQuil (diphenhydramine) and Zyrtec (cetirizine) Using cetirizine together with diphenhydrAMINE may increase side effects such as …, Oct 18, 2023 · Tylenol can be taken on its own, but there are many multi-symptom cold & flu remedies that also contain acetaminophen as an active ingredient. These include: Alka-Seltzer Plus Cold & Flu. Contac Cold + Flu. Coricidin HBP Cold & Flu. Equate Cold & Flu Multi-Symptom Relief. Mucines Cold & Flu. Robitussin Multi-Symptom Cough Cold + Flu. , Using NyQuil and Allegra together can enhance the antihistamine-related side effects, especially drowsiness as both Fexofenadine and Doxylamine cause sedation (1,2). This excess drowsiness can impair mental alertness, which affects some people more severely. Some other side effects may include constipation, upset stomach, abdominal …, doxylamine cetirizine. Applies to: Vicks Nyquil D Cold and Flu Nighttime Relief (acetaminophen / dextromethorphan / doxylamine / pseudoephedrine) 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 ..., Indices Commodities Currencies Stocks, cetirizine food. Applies to: Zyrtec (cetirizine) Alcohol can increase the nervous system side effects of cetirizine such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of alcohol while being treated with cetirizine., Combining Benadryl and Nyquil can cause increased drowsiness, as both medications contain antihistamines known to cause sedation. It’s essential to avoid driving or operating machinery when experiencing drowsiness due to medication use. Benadryl and Nyquil should NOT be taken together. Doing so can result in increased sedation and …, Zyrtec (cetirizine) Hydroxychloroquine alcohol/food interactions. There is 1 alcohol/food interaction with hydroxychloroquine. ... Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. Unknown: No interaction information available., The phase IV clinical study analyzes what interactions people have when they take Fluticasone propionate and Nyquil together. It is created by eHealthMe based on data from the FDA, and is updated regularly. ... Nyquil and Zyrtec: 101 reports; Browse interactions between Nyquil and drugs from A to Z:, In general, it is not recommended to use both NyQuil and Claritin ( loratadine) together due to a duplication of therapy between the two medications and the possibility of increased side effects. Claritin is an antihistamine and NyQuil contains doxylamine, a sedating antihistamine. In most situations, it is not recommended to take …