Is it safe to take nyquil with benadryl

An example is the cold medication Nyquil, which contains dextromethorphan, doxylamine, acetaminophen, and alcohol. To avoid the possibility of Nyquil interacting with Vyvanse, your doctor may ...

NSAIDs (non-steroidal anti-inflammatory drugs) and analgesics. acetaminophen (Tylenol) aspirin (Bayer's) ibuprofen (Advil/Motrin) naproxen (Naprosyn) Advil PM, Tylenol PM. (Most "PM" medications contain diphenhydramine) Most OTC pain meds are safe to fly as long as the underlying condition is acceptable. Aches and Pains.You want to avoid doubling up on the same drug. In regard to NyQuil and Sudafed (pseudoephedrine), they can safely be taken together as NyQuil does not already contain a decongestant and there are no interactions between any of the drugs. You can also take one in the morning and one in the evening as you suggested.Dr. Lisa says: Benadryl, the brand name for the drug diphenhydramine, is one of a class of drugs called antihistamines that are designed to relieve symptoms of allergies and the common cold. It is not a sleep aid, although many people use it for that purpose. One of diphenhydramine's side effects is sleepiness, but other side effects include ...Diphenhydramine, which is the active ingredient in ZzzQuil, can cause side effects in some people. The most common side effects of diphenhydramine include: drowsiness. dizziness. loss of ...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 ...The "Only One" Rule for Acetaminophen. You should never take more than one medicine that contains acetaminophen at the same time because doing so could lead to liver damage. Since acetaminophen is the active ingredient in more than 450 over-the-counter and prescription medicines, it's essential to identify it in any of the medications you ...Oct 18, 2023 · Vicks NyQuil. If you are taking Tylenol or generic acetaminophen, you should not take any of these acetaminophen-containing medicines. Doing so can lead to acetaminophen toxicity, a condition in which the liver is poisoned and, in some cases, permanently damaged. This risk of this is easier than one might expect. The main types are: Drug-drug interaction. This is when a medication reacts with one or more other drugs. For example, taking a cough medicine ( antitussive) and a drug to help you sleep (sedative ...

Mucinex and NyQuil are both products that relieve symptoms of the common cold or flu. The symptoms they treat are different. You can take Mucinex and NyQuil together safely if you follow the ...Learn which are safe to take every day, and good allergy med alternatives. Discover the potential risks of taking allergy medicine every day, like congestion. ... (Vicks NyQuil, Tylenol Cold and Cough Nighttime) Hydroxyzine (Vistaril) Phenindamine (Nolahist) ... First-generation antihistamines like Benadryl, however, can cause potential side ...A doctor has provided 1 answer. i took allegra d at 4 pm yesterday and then took nyquil at 10 pm. i then woke up with chest pains at 3:30 am and i could barely move or breathe.: Many conditions: Many conditions may cause chest pain. Among these are.Neither Dayquil nor Nyquil are safe choices for breastfeeding parents. Dayquil contains a decongestant, which may decrease milk supply. Nyquil contains an antihistamine, which also may decrease milk supply, and which may cause drowsiness or irritability in your baby. Nyquil may also make you too drowsy to safely care for a nursing …Certain medications cannot be taken together, such as combining Benadryl and NyQuil. Since ibuprofen works differently than acetaminophen – the pain-relieving component in NyQuil – it is generally considered safe to take Advil and NyQuil together for short-term use. More about this combination below…. Just make sure you follow the ...

Dec 27, 2022 · Benadryl (diphenhydramine) is also a first-generation antihistamine that can cause sedation or drowsiness. It is considered to be in the same class of drugs as the doxylamine that is found in NyQuil. Benadryl can also be used as a short-term sleeping aid, but it is also commonly used to treat allergies, allergic reactions, and itching. For example, Benadryl can interact with several medications, including metoprolol (Lopressor, Toprol XL). Better options: Try newer antihistamines for allergy symptoms. Examples include cetirizine (Zyrtec), fexofenadine (Allegra), or loratadine (Claritin). If you have trouble sleeping, it's best to talk to your healthcare provider.Several over-the-counter cough/cold medications need to be used cautiously with Zoloft and include the cough suppressant dextromethorphan, nasal decongestants, and NSAIDs. Safe cough/cold medications with Zoloft include Tylenol (acetaminophen), antihistamines, Mucinex (guaifenesin), and cough drops. Thanks so much for reaching out to us!50 mg. 100 mg. The typical hydroxyzine dosage for adults with insomnia is 50 mg daily, taken at least 30 minutes before bedtime. Your healthcare provider will recommend the appropriate dosage based on your condition. Meanwhile, Benadryl has two doses—25 mg and 50 mg. The average dose of Benadryl for sleep issues is 50 mg daily, taken orally.

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Answer. There is no known interaction between cannabidiol (CBD) and NyQuil. They are generally considered to be safe to take together. However, there are very few studies evaluating potential drug interactions between CBD and other medication. Nevertheless, in studies that have been done, there has been no indication that CBD interacts with any ...Question: Are stable-value funds a safe investment? —Rexford, Syracuse, New York Answer: That depends on what you mean by safe. Stable-value funds, which are available… By c...Can I use multiple BENADRYL® products at the same time or use BENADRYL® with another antihistamine like Zyrtec? No. Do NOT use multiple products that contain ...Time To Wait Between NyQuil Doses. NyQuil contains the following ingredients: Each ingredient in NyQuil has a duration of action of around 4 to 6 hours, although the sedative effects (which come from the sedating antihistamine doxylamine) have been known to last up to 8 hours in certain individuals. It is important to not take an …Not best idea: Nyquil has an antihistamine in it already, and benadryl (diphenhydramine) is an antihistamine so you run the risk of overdosing on the antihistamine component. This may cause drowsiness, dryness and can possibly effect respiratory drive. So, not a good idea to take both together. Answered 1/29/2020. 3.6k views.

Answer. There is no known interaction between cannabidiol (CBD) and NyQuil. They are generally considered to be safe to take together. However, there are very few studies evaluating potential drug interactions between CBD and other medication. Nevertheless, in studies that have been done, there has been no indication that CBD interacts with any ...Tylenol. Benadryl Cold/Flu. Alka-Seltzer Plus Cold & Flu. Theraflu Severe Cold & Cough. NyQuil. Coricidin HBP Cold & Flu. Vicks DayQuil Cold & Flu. Tylenol (or generic acetaminophen) can be combined with ibuprofen. You can also take Tylenol while taking naproxen.Typical dosing for Nyquil Cough (dextromethorphan / doxylamine) Each 30 mL (2 tablespoons) of liquid solution contains 30 mg of dextromethorphan and 12.5 mg of doxylamine. Adults and children 12 years and older: The typical dose is 30 mL (2 tablespoons) by mouth every 6 hours. Don't take more than 120 mL (8 tablespoons) in …No laws exist that prevent you from keeping cash in a safe deposit box. However, while not illegal, bankers typically discourage customers from keeping cash in safe deposit boxes b...There is no reported interaction between NyQuil and Tamiflu and they can be safely taken together. In fact, Tamiflu has very few reported drug interactions. The prescribing information for the drug only lists one clinically significant drug interaction, the live flu vaccine. Since Tamiflu decreases viral replication, it may make the live flu ...In general, using expired medications should be avoided as they may not be as potent or effective as they once were. Expired NyQuil has not been shown to degrade into harmful components, but expired products may have lost potency over time. As NyQuil is relatively inexpensive, it is recommended to replace any expired product with an in-date one ...Is it safe to buy things from Amazon? Visit HowStuffWorks to learn if it's safe to buy things from Amazon. Advertisement Have you ever wondered why Amazon greets you by name or how...Antihistamines are considered safe to use. They are used for a wide range of symptoms including post nasal drip, congestion, and allergy symptoms. Claritin, Zyrtec, and Allegra all last 24 hours and are good options to combine with Wellbutrin if needed. While most antihistamines are considered safe with Wellbutrin, one exception may be Benadryl.It is not advisable to take Nyquil and Melatonin together due to the risk of an increase in the sedative effect, drowsiness, dizziness, and respiratory and Central nervous system depression you might experience. One of the active ingredients in Nyquil which is doxylamine already has drowsiness, dizziness, and sedation as its side effect.

Neither Dayquil nor Nyquil are safe choices for breastfeeding parents. Dayquil contains a decongestant, which may decrease milk supply. Nyquil contains an antihistamine, which also may decrease milk supply, and which may cause drowsiness or irritability in your baby. Nyquil may also make you too drowsy to safely care for a nursing infant.

How can you buy fish that are safe to eat? Visit HowStuffWorks to learn how you can buy fish that are safe to eat. Advertisement It's easy to get mixed signals about adding fish to...The answer is yes and no. Some Nyquil medications are safe to use during pregnancy and some are not. NyQuil, as you may know, is used for short-term relief of common cold and flu symptoms. These ...Benadryl (diphenhydramine) CoQ10 (ubiquinone) Crestor (rosuvastatin) Cymbalta (duloxetine) Eliquis (apixaban) Fish Oil (omega-3 polyunsaturated fatty acids) ... 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.Take OTC antihistamines; Antihistamines dry up mucous membranes of the nose and other areas such as mouth and eyes. Nasal decongestant sprays, such as oxymetazoline (Afrin, Vick's Sinex) and phenylephrine (Neo-Synephrine), can also be helpful. Related Questions. What is the Benadryl hat man? Can you overdose on Nyquil?The U.S. Food and Drug Administration (FDA) is warning that taking higher than recommended doses of the common over-the-counter (OTC) allergy medicine diphenhydramine (Benadryl) can lead to ...ZzzQuil liquid contains alcohol (10%) while Benadryl liquid (i.e. Children's Benadryl) does not. There is also a non-alcoholic version of ZzzQuil on the market. ZzzQuil liquid contains high fructose corn syrup while Children's Benadryl liquid contains sucrose (i.e. table sugar). Hello and thank you for reaching out to us!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.A doctor has provided 1 answer. can i take benadryl (diphenhydramine) and nyquil together?: You can, but: Not recommended due to drug interactions. Both drugs inc.A savings account is a safe place to store money, but cash isn't the only valuable that you stash at a bank. Banks also offer safe deposit boxes, which are physical containers stor...

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Benadryl (diphenhydramine) Claritin (loratadine) Concerta (methylphenidate) Cymbalta (duloxetine) Fish Oil (omega-3 polyunsaturated fatty acids) ... 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.Is it still safe to use flonase if i already took nyquil? A doctor has provided 1 answer. is it ok to take flonase and nyquil severe cold and flu at the same time?: : Yes. Flonase is a steroid nasal spray . Nyquil severe cold and flu c.Allegra D 12 Hour Allergy and Congestion: pseudoephedrine and fexofenadine. Alka-Seltzer Plus Flu: aspirin, chlorpheniramine, and dextromethorphan. Benadryl Allergy and Cold: acetaminophen, diphenhydramine, and phenylephrine. Children's Dimetapp Cold and Cough: brompheniramine, dextromethorphan, and phenylephrine.What is Nyquil Cold and Flu? Acetaminophen is a pain reliever and fever reducer.. Dextromethorphan is a cough suppressant. It affects the cough reflex in the brain that triggers coughing. Doxylamine is an antihistamine that reduces the effects of the natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.dry eyes. and mouth — are more prone to dryness from using allergy medicine daily, she says. Other people prone to full-body dryness are adults over 65 and those in postmenopause, Dr. Gawchik ...Tums®, Emetrol®. Sore throat. Menthol, benzocaine. Luden’s®, Vicks®, Chloraseptic®, NICE®, Halls®. Patients from other liver transplant programs can check with their team for medication recommendations. Living Healthy After Liver Transplant. GO. GO. For liver transplant recipients, the over-the-counter (OTC) medication aisle at your ...Additionally, sedating antihistamines, like Benadryl and doxylamine (contained in NyQuil), can help you fall asleep faster if you are dealing with a cold. Safe …When purchasing doxylamine or diphenhydramine as OTC sleep aids, you'll notice there's a difference in dosing.The usual dose of doxylamine is 25 mg, taken 30 minutes before bedtime. The typical dose for diphenhydramine for sleep is 50 mg, taken 30 minutes before bedtime.. These doses should provide similar effects. So even though the number of milligrams is different for doxylamine and ...While effective, the risk of serious diphenhydramine side effects—including confusion, dizziness, urinary retention, and liver or kidney issues—is increased in people age 65 and older. This article explores how diphenhydramine works, potential side effects, and why it's generally recommended that older adults avoid using diphenhydramine ...According to WebMD, there are no drug interactions between Tylenol and Benadryl, so they can be taken at the same time. However, a personal doctor or pharmacist should always be in...Benadryl has an average rating of 7.3 out of 10 from a total of 78 ratings on Drugs.com. 65% of reviewers reported a positive effect, while 18% reported a negative effect. Vicks Nyquil D Cold and Flu Nighttime Relief has an average rating of 8.2 out of 10 from a total of 5 ratings on Drugs.com. 60% of reviewers reported a positive effect, while ... ….

Related/similar drugs diphenhydramine, Benadryl, chlorpheniramine, Promethazine DM, Vicks NyQuil Cold & Flu Nighttime Relief, Banophen Warnings. Do not use this medicine if you have used an MAO inhibitor in the past 14 days, such as isocarboxazid, linezolid, methylene blue injection, phenelzine, rasagiline, selegiline, or tranylcypromine.. Do not take more of this medication than is recommended.NyQuil can cause you to feel very drowsy or sleepy and you may fall asleep after taking it. Be careful when driving or operating machinery if you have taken this product. Avoid drinking alcoholic beverages with NyQuil. Alcohol, sedatives and tranquilizers can increase drowsiness when used with NyQuil. Check with your doctor or pharmacist first ...diphenhydrAMINE tiZANidine. Applies to: Benadryl (diphenhydramine) and tizanidine. Using tiZANidine together with diphenhydrAMINE 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.Keep in mind 1 level teaspoon equals 5 ml and that ½ teaspoon equals 2.5 ml. ADULT DOSE. 50 mg. HOW OFTEN. Repeat every 6 hours as needed. CHILDREN'S BENADRYL FASTMELTS. Each fastmelt tablet equals 12.5 mg. They are dosed the same as chewable tablets. Dr. Natalie in Yorkville, Illinois practices Integrative Medicine that includes traditional ...Answer. Benadryl (diphenhydramine), Ambien (zolpidem), and melatonin are not recommended to be taken together due to additive sedation and additive CNS depression. The resulting side effects could be dangerous. Two or more of these medications should only be taken together under the recommendation and supervision of your doctor.Azithromycin is a versatile antibiotic that can effectively combat a range of bacterial infections. It is commonly prescribed for respiratory tract infections such as bronchitis, pneumonia, and sinusitis. Additionally, it can be used to treat certain sexually transmitted infections (STIs) like chlamydia and gonorrhea.You want to avoid doubling up on the same drug. In regard to NyQuil and Sudafed (pseudoephedrine), they can safely be taken together as NyQuil does not already contain a decongestant and there are no interactions between any of the drugs. You can also take one in the morning and one in the evening as you suggested.Dr. Langan says NyQuil can have phenylephrine, a nasal ... Dr. Ruiz says Benadryl and loratadine are generally safe to take during pregnancy. And Dr. Langan adds that most cold medications are ...Find patient medical information for NyQuil oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings.Diphenhydramine, which is the active ingredient in ZzzQuil, can cause side effects in some people. The most common side effects of diphenhydramine include: drowsiness. dizziness. loss of ... Is it safe to take nyquil with benadryl, 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 )., Amoxicillin is available in doses of 250 mg, 500 mg and 1 g. These are administered in different combinations depending upon the clinical condition. Amoxicillin is used as a 500 mg oral or intravenous drug. In treating simple pneumonias, amoxicillin is prescribed as a 500 mg oral medication given 2 to 3 times a day for a variable duration of time depending upon the severity of infection., Apr 15, 2023 ... 265.9K Likes, 8843 Comments. TikTok video from Dr. Rubin, MD (@rubin_allergy): “Do not take Benadryl to “meet the Hatman” This medication is ..., Certain medications cannot be taken together, such as combining Benadryl and NyQuil. Since ibuprofen works differently than acetaminophen – the pain-relieving component in NyQuil – it is generally considered safe to take Advil and NyQuil together for short-term use. More about this combination below…. Just make sure you follow the ..., Help!" I asked Dr. Neal Barnard of the Physicians Committee for Responsible Medicine to weigh in. Here's what he had to say: "When used as directed, NyQuil does not present substantial risks, even ..., Few things tempt pets like Christmas trees and decorations. Here's how to keep your fur babies and home safe during the holidays. Expert Advice On Improving Your Home Videos Latest..., Answer. The use of Abilify (aripiprazole) and Benadryl (diphenhydramine) may require monitoring as there is a moderate drug interaction between these two medications. There are actually two potential interactions between Abilify and Benadryl: Both can cause CNS (central nervous system) depression and can cause additive sedation and dizziness., Yes, Mucinex and Nyquil can be taken together because they contain different ingredients, but Mucinex DM and Nyquil should not be taken together because they share a common ingredient, dextromethorphan. Instead of taking Mucinex DM and Nyquil together you should just take Nyquil. Mucinex contains guaifenesin which is an expectorant and its main ..., Can I take Nyquil together with fluoxetine? No, you should not take Nyquil while on fluoxetine. This is because most types of Nyquil contain the active ingredient dextromethorphan (amongst others), which should not be taken together with fluoxetine as fluoxetine can cause an unintended increase in the level of dextromethorphan in your body ..., Applies to: Vicks DayQuil Severe Cold & Flu (acetaminophen / dextromethorphan / guaifenesin / 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 ..., Pain and Fever Reducers. Pain relievers and fever reducers that are safe to take while breastfeeding include: Tylenol (acetaminophen) Advil, Motrin (ibuprofen) Aleve (naproxen) Acetaminophen and NSAIDs (ibuprofen, naproxen) can be taken together. However, avoid taking more than one NSAID or more than one product containing …, Jan 23, 2024 · The use of Melatonin and NyQuil together may increase the risk of some additive side effects, especially sedation. This is because both Melatonin and NyQuil cause drowsiness and may affect your brain. Melatonin is a hormonal supplement which helps regulate the sleep cycle. Since it’s not an actual medication, it does not necessarily ... , KashKick is a legit rewards site, it won't make you rich, but if you take enough surveys you earn a little extra cash with little effort. KashKick is a legit rewards site, it won't..., There are two reasons NyQuil makes you tired: Doxylamine, the antihistamine contained in it, is sedating. It is a first-generation antihistamine similar to Benadryl (diphenhydramine). It contains 10% alcohol by volume (there are alcohol-free versions of NyQuil available). I would assume your issues sleeping stem from cold symptoms., Nyquil contains an ingredient known as doxylamine which is a very sedating antihistamine. Valium, being a central nervous system depressant, also has significant sedating effects. Taking both together can potentiate the sedating effects of the medications. It usually is not recommended to take both together., Answer. There is not a drug interaction between Benadryl (diphenhydramine) and Paxil (paroxetine). However, using both medications together can increase the risk of sedation and drowsiness. Therefore, due to the risk of additive sedation, the combination should be used with caution. In most cases, Benadryl administration …, Can i take benadryl (diphenhydramine) and nyquil together? A doctor has provided 1 answer. Dr. Paul Grin answered. Specializes in Pain Management. You can, but: Not recommended due to drug interactions. Both drugs increase sedation and drowsiness. Dr Kent agreed. Answered 5/3/2021. 4.5k views. , None of the ingredients in NyQuil, or NyQuil Severe, interact with Medrol. About NyQuil. NyQuil is a combination ingredient cold/flu medication. It contains: Acetaminophen, a pain reliever and fever reducer. Acetaminophen is the active ingredient in Tylenol. Doxylamine, a sedating antihistamine, similar to Benadryl (diphenhydramine)., The following are several medications you can take to relieve a variety of cold and flu symptoms: Aches, Pains, and Fevers. Acetaminophen (brand name: Tylenol) Cough. Dextromethorphan (brand names: Delsym, Robitussin, Vicks 44) Guaifenesin (brand name: Mucinex) Nasal Congestion. Diphenhydramine (brand name: Benadryl) Phenylephrine (brand name ..., Doxycycline is perfectly safe to take with NyQuil. There is no known interaction between them. This applies to all the different NyQuil products, which include: These NyQuil products are all safe to take with doxycycline and represent a good over-the-counter cough/cold medication to help relieve some of the symptoms you may be experiencing., When taking medications, it’s important to be cautious and informed. Many people wonder if it is safe to take Benadryl and Nyquil together. Let’s delve into this topic and explore the potential risks and considerations. Understanding the ingredients: Benadryl and Nyquil are over-the-counter medications commonly used for different purposes. , Death can occur from the misuse of cough and cold medicines in very young children. You should not use antihistamine medication to make a child sleepy. To make sure NyQuil Cough is safe for you, tell your doctor if you have: high blood pressure, heart disease; a thyroid disorder; a blockage in your digestive tract (stomach or intestines);, This is why Benadryl and related antihistamines (e.g. doxylamine) are used in over the counter sleep aid products like NyQuil and ZzzQuil. Going back to using Benadryl for congestion, there are several published studies that have evaluated how well antihistamines like Benadryl work for congestion., Alternatives. Benadryl (diphenhydramine) and Unisom (doxylamine succinate) are sleep aids that can be purchased over the counter. Both medications are antihistamines that have sedative side effects. Generic versions are also available. These medications are meant to treat short-term sleep problems., Taking Claritin And Benadryl At The Same Time. For most individuals, taking Claritin and Benadryl at the same time is not recommended due to the risk of increased adverse events. Both medications are antihistamines so taking them together greatly increases the risk of side effects such as drowsiness, dry mouth, and dizziness., I take neurontin (gabapentin) for mood disorder. is that effective? can i take nyquil with either gabapentin or cyclobenzaprine before going to sleep? i have no plans tomorrow that drowsiness will effect.: It's ok.: Only take as recommended …, ALPRAZolam diphenhydrAMINE. Applies to: Xanax (alprazolam) and Benadryl (diphenhydramine) Using ALPRAZolam together with diphenhydrAMINE 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., Took 150 mg benadryl. 20 mg melatonin and nyquil. i cant keep my eyes open but also cant sleep. its been 6 hrs. can i take more benadryl? i need sleep. what could happen if you take both melatonin & nyquil together?: Melatonin & Nyquil: M of unknown age or medical history., Both Benadryl and Nyquil contain sedating antihistamines, such as diphenhydramine and doxylamine succinate, respectively. Combining these substances can increase the risk of excessive sedation and other side effects. Therefore, it is generally not recommended to take Benadryl and Nyquil together unless advised by a healthcare …, Although this over-the-counter staple is effective for reducing pain and fever, the dosage must be adhered to strictly. Many over-the-counter products contain acetaminophen (Theraflu, Nyquil, Zicam, Benadryl, etc.). Combining two or more acetaminophen-containing medications can lead to an accidental acetaminophen overdose., Doxycycline is perfectly safe to take with NyQuil. There is no known interaction between them. This applies to all the different NyQuil products, which include: These NyQuil products are all safe to take with doxycycline and represent a good over-the-counter cough/cold medication to help relieve some of the symptoms you may be experiencing., Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency. is it safe to take nyquil 4 hours after taking effexor (venlafaxine)?: Not a good idea: Effexor (venlafaxine) should be taken., Apr 11, 2018 ... Benadryl and NyQuil Zzz have the same active ingredient (Diphenhydramine HCL), they're just marketed for different purposes.