Guai-Dex Interactions
There are 371 drugs known to interact with Guai-Dex (dextromethorphan / guaifenesin), along with 1 alcohol/food interaction. Of the total drug interactions, 78 are major, 292 are moderate, and 1 is minor.
- View all 371 medications that may interact with Guai-Dex
- View Guai-Dex alcohol/food interactions (1)
Most frequently checked interactions
View interaction reports for Guai-Dex (dextromethorphan / guaifenesin) and the medicines listed below.
- acetaminophen
- acetaminophen
- amiodarone
- amiodarone
- amoxicillin
- amoxicillin
- Artificial Tears (ocular lubricant ophthalmic)
- Artificial Tears (ocular lubricant ophthalmic)
- baclofen
- baclofen
- Benefiber (guar gum formulation) (guar gum)
- Benefiber (guar gum formulation) (guar gum)
- carbamazepine
- carbamazepine
- Coumadin (warfarin)
- Coumadin (warfarin)
- Dantrium (dantrolene)
- Dantrium (dantrolene)
- Depo Provera (medroxyprogesterone)
- Depo Provera (medroxyprogesterone)
- Diazepam Intensol (diazepam)
- Diazepam Intensol (diazepam)
- ferrous sulfate
- ferrous sulfate
- fluconazole
- fluconazole
- fludrocortisone
- fludrocortisone
- fondaparinux
- fondaparinux
Guai-Dex alcohol/food interactions
There is 1 alcohol/food interaction with Guai-Dex (dextromethorphan / guaifenesin).
Report options
More about Guai-Dex (dextromethorphan / 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. |
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Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.