Chandra Bhagat Pharma Pvt. Ltd. Supplies Nitroglycerin Injection. Chandra Bhagat Pharma Pvt. Ltd. Manufactures medicines from antibiotics to anti-neoplastics and from cardiovascular to hormones. Nitroglycerin Injection has been available in the pack of 25mg/5ml, 50 mg/10ml. Nitroglycerin Injection has been used as cardiovascular drugs. This is available in the brand name of Nitrovir. It is used to control high blood pressure, congestive heart failure, lung congestion and chest pain especially in heart attack patients. This helps in decreasing the workload on the heart by enlarging [dilating] blood vessels.