The 15-year-old victim had gone to her sister's house from where she was abducted by an unidentified person who took her to an isolated place and raped her yesterday, police said.
A case has been registered and investigations are on to nab the culprit, they said.
In another incident, a 21-year-old woman was allegedly was raped by a youth after being drugged at city's roadways bus stop in Civil Lines, police said today.
Police said, the accused was known to the victim. He gave some eatable to the girl adding some drug in it and then took to some place at the bus stop and raped her yesterday.