Phenylpropanolamine is a decongestant. It works by constricting (shrinking) blood vessels (veins and arteries) in your body. Constriction of blood vessels in your sinuses, nose, and chest allows drainage of those areas, which decreases congestion.
Chlorphenamine maleate blocks the effects of histamine and so reduces symptoms like itchy, watery eyes, running or blocked nose, sneezing and rashes.
For the relief of mild to moderate pain and inflammation in dysmenorrhea, headache, post-operative pain, dental pain, musculoskeletal and joint disorders and for the reduction of fever. It is also used to relieve symptoms of allergy, hay, fever, and the common cold. These symptoms include rash, watery eyes, itchy eyes/nose/throat/skin, cough, runny nose, and sneezing.