On Monday, the police had arrested four persons, including three NIT students and another doing BEd, for allegedly distributing 'Chitta,' a form of adulterated heroin, on campus. The police probing the death case on Tuesday arrested a B.Tech third-year student, a resident of Tendua Makhi area of Uttar Pradesh, after 69.38 grams of Charas was recovered from his possession. NIT-Hamirpur Student Dies Due to Drug Overdose, One More Arrested With Narcotics.