Belladonna tablets do not have the provisions of the course of treatment, clinical generally 2 to 4 weeks as a course of treatment, the specific take need to follow the doctor’s advice. The instructions are to be taken when in pain, and can be repeated once after 4 hours if necessary. Belladonna tablets are mainly composed of belladonna extract, which can relieve gastrointestinal smooth muscle spasm, inhibit glandular secretion, and is suitable for gastric and duodenal ulcers, renal, biliary, gastrointestinal colic and other conditions. Its instructions do not have the provisions of the course of treatment, the method of administration for the pain when taking, if necessary, can be repeated once after 4 hours. Clinical generally 2 to 4 weeks for a course of treatment, the specific taking need to follow the doctor’s instructions. Side effects such as dry mouth and little sweat, difficulty in urination, dryness of the mouth, nose, throat and skin, blurred vision and constipation may occur during the administration of the drug. Occasionally, adverse reactions such as eye pain, elevated intraocular pressure, allergic rash and herpes are seen. Belladonna tablets are contraindicated in patients who are breastfeeding women, glaucoma, prostate hypertrophy, tachycardia, or allergic to this drug. It should be used with caution in pregnant women and patients suffering from hypertension, heart disease, obstructive diseases of the gastrointestinal tract, hyperthyroidism, ulcerative colitis, reflux esophagitis. This medicine should also not be combined with prokinetic drugs such as metoclopramide. Belladonna tablets must be used under the guidance of a medical professional.