A phosphonic acid ester of the formula ##STR1## exhibits calcium-antagonistic, coronary vasodilating and hypotensive activities. Pharmaceutical compositions containing the same are useful for the prophylaxis and treatment of circulatory organ diseases such as angina pectoris, hypertension and the like.
公式为##STR1##的
膦酸酯具有
钙拮抗、冠状动脉扩张和降压活性。含有该物质的药物组合物可用于预防和治疗循环器官疾病,如心绞痛、高血压等。