Shan4 (DTwP-Hib) is a combination vaccine which prevent infants from four childhood diseases i.e., Diphtheria, Pertussis (Whooping cough), Tetanus and infections from Hemophilus influenzae type-B. It is used for vaccination of infants more than 6 weeks of age and given as 3 doses with a booster at 15-18 months.