How long to wait to drink alcohol after taking azithromycin for std?

STDs: Interactions between Metronidazole and alcohol exist. Some of these interactions may be severe and some potentially dangerous. Pharmacists will warn patients to avoid using alcohol while using the medication and for three days after the last dose of the medication has been used. According to the literature, there are severe side effects that include nausea, vomiting, flushing, etc.