Review: Promethazine and NyQuil drug interactions
This review analyzes the interactions between Promethazine and NyQuil. It is created by eHealthMe based on 30 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
Promethazine (latest outcomes from 1,198 users) has active ingredients of promethazine hydrochloride. It is often used in nausea.
Nyquil (latest outcomes from 1,080 users) has active ingredients of acetaminophen; dextromethorphan; doxylamine; pseudoephedrine. It is often used in cough.
On Feb, 28, 2014: 30 people who reported to have interactions when taking Promethazine, NyQuil are studied
Drug combinations in study:
- Promethazine (promethazine hydrochloride)
- NyQuil (acetaminophen; dextromethorphan; doxylamine; pseudoephedrine)
Most common interactions experienced by people in the use of Promethazine, NyQuil:(click on each outcome to view in-depth analysis, incl. how people recovered)
|Interaction||Number of reports|
|Toothache (tooth pain)||30|
|Urosepsis (secondary infection that occurs when a urinary tract infection spreads to the bloodstream)||15|
|Cervical Dysplasia (abnormal changes in the cells on the surface of the cervix)||15|
|Trismus (reduced opening of the jaws)||15|
|Tremor (trembling or shaking movements in one or more parts of your body)||15|
|Urinary Tract Infection||15|
Most common interactions experienced by people in long term use of Promethazine, NyQuil:(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)||3|
|Congenital Anomaly (birth defect)||3|
|Drug Exposure During Pregnancy||3|
|Ventricular Septal Defect (a hole in the heart, is a common heart defect that's present at birth (congenital))||3|
How effective are the drugs:
Top conditions involved for these people * :
- Gastrooesophageal reflux disease
- Breast cancer metastatic
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, Promethazine (promethazine hydrochloride) is often used to treat nausea. Nyquil (acetaminophen; dextromethorphan; doxylamine; pseudoephedrine) is often used to treat herpes labialis (oral herpes simplex). 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:
- Promethazine is used in:
- Nyquil is used in:
Other drugs that are used to treat the same conditions:
- Promethazine alternatives:
- Nyquil 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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NOTE: The study is based on active ingredients. Other drugs that have the same active ingredients are also considered.
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