Advil cough and cold tablets are used to relieve the person from symptoms of cols and cough like headache, body ache, running nose, fever, nasal congestion, etc temporarily. The components include ibuprofen and pseudo ephedrine HCL. Ibuprofen is a (NSAID) non steroidal anti inflammatory drug which inhibits certain chemicals known as prostaglandins which are mediators of pain, fever and inflammation. Whereas pseudo ephedrine HCL acts on the mucosa of the respiratory tract and relieves nasal congestion it also helps in the drainage of the sinus. But these drugs have some side effects so it should not be taken by people with gastric problems, ulcers or pregnant women without medical advice