Onset Forte Interactions
There are 572 drugs known to interact with Onset Forte (acetaminophen/chlorpheniramine/phenylephrine), along with 11 disease interactions, and 1 alcohol/food interaction. Of the total drug interactions, 43 are major, 514 are moderate, and 15 are minor.
- View all 572 medications that may interact with Onset Forte
- View Onset Forte alcohol/food interactions (1)
- View Onset Forte disease interactions (11)
Most frequently checked interactions
View interaction reports for Onset Forte (acetaminophen / chlorpheniramine / phenylephrine) and the medicines listed below.
- amlodipine
- carvedilol
- Colace (docusate)
- Comfort Pac with Cyclobenzaprine (cyclobenzaprine)
- Cotrim (sulfamethoxazole / trimethoprim)
- cytarabine
- Ditropan (oxybutynin)
- doxazosin
- etoposide
- Gildess Fe 1.5 / 30 (ethinyl estradiol / norethindrone)
- hydrochlorothiazide
- Keppra (levetiracetam)
- losartan
- Metamucil (psyllium)
- Myrbetriq (mirabegron)
- omeprazole
- Orencia (abatacept)
- pantoprazole
- phentermine
- pravastatin
- torsemide
- Tramahexal SR (tramadol)
- trazodone
Onset Forte alcohol/food interactions
There is 1 alcohol/food interaction with Onset Forte (acetaminophen / chlorpheniramine / phenylephrine).
Onset Forte disease interactions
There are 11 disease interactions with Onset Forte (acetaminophen / chlorpheniramine / phenylephrine) which include:
- alcoholism
- liver disease
- cardiovascular disease
- PKU
- anticholinergic effects
- asthma/COPD
- cardiovascular
- renal/liver disease
- BPH
- diabetes
- glaucoma
More about Onset Forte (acetaminophen / chlorpheniramine / phenylephrine)
- Onset Forte consumer information
- Compare alternatives
- Side effects
- Dosage information
- Drug class: upper respiratory combinations
Related treatment guides
Drug Interaction Classification
Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit. | |
Moderately clinically significant. Usually avoid combinations; use it only under special circumstances. | |
Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. | |
No interaction information available. |
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.