Serdia Pharmaceuticals [India] Pvt Ltd manufactures Medicine for Treatment of Chest Pain. Serdia Pharmaceuticals [India] Pvt Ltd also manufactures various types of drugs for cardiology, metabolism and neuropsychiatry. The company undertakes epidemiological surveys to learn more about the prevalence and manifestation of various diseases The Medicine for Treatment of Chest Pain, also known as Coralan, is taken when beta-blockers like atenolol, propranolol, metoprolol etc, for high blood pressure, heart rhythm disorders, or angina pectoris are not suitable.