Dextromethorphan Hbr-Gyaifenesin has 1 known drug interaction based on U.S. FDA drug labeling data. Of these, 1 are contraindicated combinations that should be avoided entirely. Notable interactions include combinations with Monoamine Oxidase Inhibitors (Maois). Patients taking Dextromethorphan Hbr-Gyaifenesin should inform their healthcare provider of all current medications — including over-the-counter drugs and supplements — to avoid potentially harmful combinations. Data sourced from OpenFDA and the NIH National Library of Medicine.
- Total
- 1
- Contraindicated
- 1
Contraindicated (1)
- Dextromethorphan Hbr-Gyaifenesin + Monoamine Oxidase Inhibitors (Maois)— Do not use if currently taking a prescription MAOI or within 2 weeks after stopping an MAOI drug. Risk of serious advers…