New Shama Sharbat Sadar is an ayurvedic medicine Secondary and off-label uses of New Shama Sharbat Sadar have also been mentioned below. The correct dosage of New Shama Sharbat Sadar depends on the patient's age, gender, and medical history. This information has been provided in detail in the dosage section. Chest rub balm relieves congestion, soothes coughs, eases breathing, reduces muscle aches, and promotes restful sleep during colds