Due to individual differences, there is no universal preferred drug, biliary colic is usually caused by cholecystitis, gallstones, biliary ascariasis and other factors, you can follow the doctor’s instructions to choose pethidine hydrochloride injection and atropine sulfate injection, drotrecogin hydrochloride tablets, scopolamine tablets and other drugs for treatment. 1. cholecystitis: biliary colic caused by cholecystitis can choose pethidine hydrochloride injection and atropine sulfate injection combined treatment. These drugs can play an antispasmodic and analgesic role, suitable for visceral colic and so on. Such drugs are prohibited in severe pulmonary insufficiency and other people, for liver function impairment, thyroid insufficiency people with caution, there may be mild dizziness, sweating, nausea and other adverse reactions. 2. Gallstones: Biliary colic caused by gallstones can be treated with Drotaverine Hydrochloride Tablets. This drug is suitable for gastrointestinal smooth muscle spasm, biliary colic and biliary tract spasm, cholecystitis, gallbladder stones, cholangitis and other aspects. It is contraindicated in allergy, severe cardiac and hepatic insufficiency, and used with caution in low blood pressure, galactose intolerance, etc. Adverse reactions such as nausea, headache and palpitation are rare. 3. Biliary ascariasis: Biliary colic caused by biliary ascariasis can be treated with scopolamine tablets. This drug is mostly used to relieve smooth muscle spasm, gastrointestinal colic, biliary spasm and acute microcirculatory disorders. It is contraindicated for people with increased intracranial pressure, glaucoma, reflux esophagitis, etc. It is used with caution in pregnant women, reflux esophagitis, etc. Common adverse reactions include dry mouth and blurred vision. Drugs should be under the guidance of a doctor, biliary colic should be timely medical treatment, take radical measures to treat, drug treatment can only play a role in relieving symptoms.