It is best to avoid alcohol while taking metronidazole. Alcohol can cause reactions in addition to the regular side effects of this drug. Some of these reactions can be severe. Do not drink alcohol or consume food or medicines that contain propylene glycol while you are taking metronidazole. You may have unpleasant side effects such as headaches, stomach cramps, nausea, vomiting, and flushing (warmth, redness, or tingly feeling). Drinking alcohol while on Lithium IS NOT OK! Lithium can cause dehydration and IT'S IMPORTANT that you drink at least 8 - 8 ounce glasses of water per day!!!!! On flagyl. From people taking metronidazole has anyone ever completed. See the alcoholic beverage. Anyone tried moderate amounts of you not drink while taking antibiotics are explained. LISTEN TO AUDIO OF THIS CONTENT. Metronidazole And Alcohol: Although it is one of the lesser known drugs, Metronidazole (aka Flagyl) is a strong antibiotic prescribed to treat a variety of bacterial and parasitical infections. It can be dangerous to drink alcohol while taking certain medications. Drinking wine while taking Flagyl, also known as metronidazole, can cause unpleasant side effects. How consistently these side effects will occur is unclear, however. Before starting Flagyl or any other medication, talk to your Some of the symptoms of mixing alcohol and Flagyl can include cramps, abdominal pain, headaches, nausea and vomiting. This doesn’t mean that you’re mixing alcohol and Flagyl even at the same time. These symptoms can occur even if you wait several days after taking the medication before drinking. Metronidazole (Flagyl ®, MetroCream ®, MetroGel ®, MetroGel-Vaginal ®, MetroLotion ®, Noritate ®, Vandazole ®) is a prescription antibiotic. You may have heard that you should avoid alcohol while taking metronidazole; otherwise, serious consequences could occur. Despite the lack of a demonstrated interaction, the doc/pharmacist will probably still warn you to avoid alcohol while taking this medicine. Most of the supposed effects of the metronidazole/alcohol interaction can be attributed to just the antibiotic.