You should not drink alcohol while taking Metronidazole Fenbufen Capsules. Drinking alcohol or alcoholic beverages while taking Metronidazole Fenbufen Capsules can cause disulfiram-like reaction, nausea, vomiting, headache, abdominal cramps, facial flushing, drop in blood pressure and even shock. Metronidazole Fenbufen Capsules is a compound preparation whose components are metronidazole and fenbufen. It has antibacterial, anti-inflammatory and analgesic effects and can be used for periodontitis, gingivitis, lingual inflammation and stomatitis. Adverse reactions such as dry mouth, nausea, headache, diarrhea, rash, vomiting, stomach pain, vertigo, gastric ulcers, cystitis, ataxia, seizures, dysuria, and peripheral neuropathy may occur after use. If CNS adverse reactions such as headache, vertigo, ataxia, etc. occur after use of the drug, discontinue the drug immediately and seek medical attention as appropriate. The drug can interfere with the test of lactate dehydrogenase, alanine aminotransferase, triacylglycerol and other indicators, and interacts with warfarin, phenytoin sodium, cimetidine and other drugs. It is contraindicated in the following cases: hypersensitivity to the drug or pyrroles; children, pregnant and lactating women; asthma caused by taking aspirin; suffering from blood disorders, peptic ulcers; suffering from active central nervous system diseases; severe hepatic and renal insufficiency. In addition, the use of the drug in food and feed processing is strictly prohibited. If you need to use the drug patients, please under the guidance of the doctor strictly follow the instructions of the doctor to take medication, do not self-medication.