Review: NyQuil and Allegra drug interactions
This review analyzes the interactions between NyQuil and Allegra. It is created by eHealthMe based on 25 people who have drug interactions while taking the drugs. The review uses reports from FDA and social media, and is updated regularly.
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What are the drugs
Nyquil (latest outcomes from 1,080 users) has active ingredients of acetaminophen; dextromethorphan; doxylamine; pseudoephedrine. It is often used in herpes labialis (oral herpes simplex).
Allegra (latest outcomes from 23,796 users) has active ingredients of fexofenadine hydrochloride. It is often used in allergies.
On Feb, 27, 2014: 25 people who reported to have interactions when taking NyQuil, Allegra are studied
Drug combinations in study:
- NyQuil (acetaminophen; dextromethorphan; doxylamine; pseudoephedrine)
- Allegra (fexofenadine hydrochloride)
Most common interactions experienced by people in the use of NyQuil, Allegra:(click on each outcome to view in-depth analysis, incl. how people recovered)
|Interaction||Number of reports|
|Tremor (trembling or shaking movements in one or more parts of your body)||16|
|Trismus (reduced opening of the jaws)||16|
|Joint Range Of Motion Decreased (disease of joint movement)||15|
Most common interactions experienced by people in long term use of NyQuil, Allegra:(click on each outcome to view in-depth analysis, incl. how people recovered)
|Interaction||Number of reports|
|Muscle Spasms (muscle contraction)||1|
|Headache (pain in head)||1|
How effective are the drugs:
Top conditions involved for these people * :
- Breast cancer metastatic
- Antibiotic therapy
- Gastrooesophageal reflux disease
Top co-used drugs for these people * :
* Approximation only. Some reports may have incomplete information.
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Complete drug side effects:
On eHealthMe, Nyquil (acetaminophen; dextromethorphan; doxylamine; pseudoephedrine) is often used to treat herpes labialis (oral herpes simplex). Allegra (fexofenadine hydrochloride) is often used to treat allergies. Find out below the conditions the drugs are used for, how effective they are, and any alternative drugs that you can use to treat those same conditions.
What is the drug used for and how effective is it:
- Nyquil is used in:
- Allegra is used in:
Other drugs that are used to treat the same conditions:
- Nyquil alternatives:
- Allegra alternatives:
Can you answer these questions (what is this?):
- By amy-louise: Ive been taking fexofenadine hydrochloride for a allergic reaction to hair dye. since ive been taking these tablets ive got a mouth ulcer and i am just enquiring if this is due to the tablet
I recently used loreal hair dye which had henna in the ingredient, ive had an allergic reaction to this and i was but on fexofenadine hydrochloride 120 mg tablets. since ive been taking these a mouth ulcer under my tooth has appeared and don't know if it is due to these tablets because it has never ...
- By susan2764 : What would cause a false positive for methadone
I am testing positive for methadone that I don't take. what will cause a false positive
- By Annemarie: Are there any sinus infection meds that do not exacerbate essential tremors?
I am trying to find an allergy med that will NOT make me very nervous and shaky. I have essential tremors and these meds make the condition worse - I shake much more and it feels like I'm on speed...but I have a chronic sinus headache which, I feel, is due to seasonal allergies...
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Is anyone else finding the Temazepam is not working when taken with fenofexedine? I survive on a few hours of sleep a day.
NOTE: The study is based on active ingredients. Other drugs that have the same active ingredients are also considered.
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