One hundred parenteral drug abusers were studied with an aim to detect HBsAg in their sera aDd to know carrier state among them. All subjects, were interviewed and their serum samples were tested for HBsAg by reverse
passive haem-agglutination method (RPHA). Eight percent of the drug addicts were found to be positive for HBsAg. The mean age of addicts was 23.65:1:5.06 years, Ninety two percent were educated (above class VIII) and 59 persont were students. Forty three percent were influenced by friends to develop this habit and 34 percent became addictcd out of frustration. Forty four percent…