Guaifen AC Interactions
There are 508 drugs known to interact with Guaifen AC (codeine / guaifenesin), along with 16 disease interactions, and 1 alcohol/food interaction. Of the total drug interactions, 124 are major, 381 are moderate, and 3 are minor.
- View all 508 medications that may interact with Guaifen AC
- View Guaifen AC alcohol/food interactions (1)
- View Guaifen AC disease interactions (16)
Most frequently checked interactions
View interaction reports for Guaifen AC (codeine / guaifenesin) and the medicines listed below.
- acetaminophen
- amitriptyline
- aspirin
- atorvastatin
- baclofen
- Benadryl (diphenhydramine)
- benzonatate
- buspirone
- cetirizine
- cyclobenzaprine
- doxepin
- Fish Oil (omega-3 polyunsaturated fatty acids)
- Flonase (fluticasone nasal)
- fluticasone nasal
- furosemide
- gabapentin
- guaifenesin
- ibuprofen
- lisinopril
- loratadine
- melatonin
- Norco (acetaminophen / hydrocodone)
- nortriptyline
- omeprazole
- oxycodone
- sertraline
- tizanidine
- Tylenol (acetaminophen)
- Vitamin C (ascorbic acid)
- Vitamin D3 (cholecalciferol)
Guaifen AC alcohol/food interactions
There is 1 alcohol/food interaction with Guaifen AC (codeine / guaifenesin).
Guaifen AC disease interactions
There are 16 disease interactions with Guaifen AC (codeine / guaifenesin) which include:
- impaired GI motility
- infectious diarrhea
- prematurity
- acute alcohol intoxication
- drug dependence
- hypotension
- intracranial pressure
- respiratory depression
- gastrointestinal obstruction
- adrenal insufficiency
- liver disease
- renal dysfunction
- seizure disorders
- urinary retention
- arrhythmias
- biliary tract disease
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More about Guaifen AC (codeine / guaifenesin)
- Compare alternatives
- Side effects
- Dosage information
- During pregnancy
- 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.