Review: NyQuil and Phenergan drug interactions
This review analyzes the interactions between NyQuil and Phenergan. It is created by eHealthMe based on 31 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).
Phenergan (latest outcomes from 12,991 users) has active ingredients of promethazine hydrochloride. It is often used in nausea.
On Mar, 6, 2014: 31 people who reported to have interactions when taking NyQuil, Phenergan are studied
Drug combinations in study:
- NyQuil (acetaminophen; dextromethorphan; doxylamine; pseudoephedrine)
- Phenergan (promethazine hydrochloride)
Most common interactions experienced by people in the use of NyQuil, Phenergan:(click on each outcome to view in-depth analysis, incl. how people recovered)
|Interaction||Number of reports|
|Muscular Weakness (muscle weakness)||31|
|Decreased Appetite (decreased appetite occurs when you have a reduced desire to eat)||31|
|Muscle Strain (an injury to a muscle in which the muscle fibres tear)||16|
Most common interactions experienced by people in long term use of NyQuil, Phenergan:(click on each outcome to view in-depth analysis, incl. how people recovered)
|Interaction||Number of reports|
|Coarctation Of The Aorta (narrowing of the part of aorta)||1|
|Congenital Anomaly (birth defect)||1|
|Drug Exposure During Pregnancy||1|
|Ventricular Septal Defect (a hole in the heart, is a common heart defect that's present at birth (congenital))||1|
How effective are the drugs:
Top conditions involved for these people * :n/a
Top co-used drugs for these people * :n/a
* 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). Phenergan (promethazine hydrochloride) is often used to treat nausea. 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:
- Phenergan is used in:
Other drugs that are used to treat the same conditions:
- Nyquil alternatives:
- Phenergan alternatives:
Can you answer these questions (what is this?):
- 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 camheat: I took too much nyquil and my heart rate has raised. how long does this last?
My boyfriend of two years and I broke up. I freak out took quite a bit of nyquil to sleep and also one Unison sleeping pill. This was around six PM. I also hadn't slept AT ALL the night before. Then at ten pm he shows up with friends and family to help him move his stuff out. I freaked out even wors ...
- By Marie: What withdrawal schedule did you use to stop using triavil? i currently take 2-25
I desperately want to stop this drug because I think it is make my nausea from the gastroparesis worse. Plus the side effects are terrible
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Fibromyalgia dx after pregnancy of only child at 42/other dx followed and seem to be in conjunction. heart issues did not appear until after the use of fibro meds- cymbalta, lyrica, neurontin, and more. had 1 seizure believed to be related to seretonin syndrome/years and years of mistreatment by doc ...
- By BDrudy: Husband died from depakene
My husband took Depakene and Mysoline (Phenobarital) for 28 years. No hospital or physician checked his ammonia levels during these years. Ammonia levels needed to be checked every 6 months when taking Valproic Acid. As the result of no ammonia levels taken, he suffered from moderate severe a ...
NOTE: The study is based on active ingredients. Other drugs that have the same active ingredients are also considered.
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