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Doctor insights on: Dayquil Antihistamine

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Dr. Paul Carter
601 doctors shared insights

Antihistamine (Definition)

Sedating and non-sedating antihistamines prevent and treat allergic reactions, and are ...Read more


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Is it ok to take zyrtec (cetirizine) (antihistamine for allergies) and dayquil (cold/flu medicine) together?

Is it ok to take zyrtec (cetirizine) (antihistamine for allergies) and dayquil (cold/flu medicine) together?

Depends: If you are taking plain zyrtec (cetirizine) (antihistamine only) you can take dayquil, but you should not take nyquil which also contains an antihistamine. Zyrtec (cetirizine) d contains a decongestant and antihistamine so it should not be mixed with other meds such as dayquil. It is always important to read the ingredient labels of any over the counter medicines as many medicine contain the same or similar ingredients. ...Read more

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My friend mixed 10 mucenex with Benadryl (diphenhydramine) and dayquil and a little bit of liquid mucenex. Is she going to die?

My friend mixed 10 mucenex with Benadryl (diphenhydramine) and dayquil and a little bit of liquid mucenex. Is she going to die?

Probably not: Since Benadryl (diphenhydramine) and Mucinex have a very high safety margin, she will just feel miserable for a couple of days. However you have got to get her to see a psychiatrist asap due to the suicidal attempt. ...Read more

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Is it safe to take dayquil for cold and benadryl (diphenhydramine) for allergy at the same time? I'm also on doxycycline for acne. Thank you!

Is it safe to take dayquil for cold and benadryl (diphenhydramine) for allergy at the same time? I'm also on doxycycline for acne.
Thank you!

Yes: Dayquil doesn't contain a antihistaminic, read the labels for other preparations though, fine to take together and with doxycycline, god that you asked, always exercise caution with multiple medications, wish you wellness ...Read more

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Started fridat with sore throat and no voice now coughing every minute and mucus. Cough syrup/dayquil/benadryl isn't helping. Why? What to do?

Started fridat with sore throat and no voice now coughing every minute and mucus. Cough syrup/dayquil/benadryl isn't helping. Why?  What to do?

Sore throat: Probably a virus a common cold. Drink fluids and rest. Yellow or greenish drainage with a fever, think bacterial infection that needs an antibiotic. See your internist or family doctor if persistent over the next week. Hang in there. ...Read more

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What are the common uses of antihistamine?

What are the common uses of antihistamine?

Antihistamine 4 itch: Antihistamines (ah) block histamine receptors and stop histamine from causing itching and swelling. They are mainly used to treat allergies and hives. Some are sedating; those are used as sleep aids. Many otc sleep meds contain Diphenhydramine (benadryl). ...Read more

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Is Flixonase an antihistamine?

Is Flixonase an antihistamine?

Steroid Nasal Spray: Flixonase or Flonase (fluticasone proprionate) is a steroid nasal spray commonly used to treat allergic rhinitis by decreasing the allergic inflammation in the nasal mucosa. It is not an antihistamine. ...Read more

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Is there an antihistamine cream?

Yes, but avoid: Benadryl (diphenhydramine) cream is available. While some people find temporary relief for insect bites with this, in general it is not very effective compared to other antihistamines taken as pills or tabs. For generalized rash, it really doesn't make sense. ...Read more