Dextromethorphan can cause side effects that range from mild to serious. More common side effects include nausea and drowsiness. If dextromethorphan side effects become difficult to tolerate, talk ...
Dextromethorphan (Delsym, Robitussin) can interact with alcohol, other medications, and some supplements. For example, dextromethorphan can interact with selective serotonin reuptake inhibitors (SSRIs ...