Nimodipine tablets can inhibit smooth muscle contraction, for cerebral vascular spasm, improve blood circulation, applicable to various causes of subarachnoid space hemorrhage after the cerebral vascular spasm and acute cerebrovascular disease during the recovery period of blood circulation improvement. The main ingredient of Nimodipine Tablets is Nimodipine, Nimodipine can inhibit the contraction of smooth muscle, relieve vascular spasm, used in the treatment of cerebral vasospasm; Nimodipine Tablets have the effect of dilating blood vessels, and have a relieving effect on headache caused by subarachnoid hemorrhage; it has the effect of improving cerebral circulation, and has a relieving effect on mild and moderate hypertension. Common adverse reactions to Nimodipine Tablets include decreased blood pressure, bleeding in the gastrointestinal tract, thrombocytopenia, and vomiting. Since Nimodipine Tablet can be secreted by breast milk, it is prohibited for use by lactating women; patients with increased intracranial pressure, hepatic and renal insufficiency should use it with caution and pay attention to the testing of hepatic and renal functions, and if discomfort occurs in the course of use, the drug should be stopped immediately. Nimodipine tablets should be taken under the regular guidance of a doctor, and should not be stopped or changed without authorization.