Sir I Want To Sleeping Pill For My Family Member

sir i want to sleeping pill for my family member because i am poor family and live in single room with my two brother one sister and my wife so i want to tension free during sex with my wife so please suggest any tablet for 20+ age family member so they sleep deeply about 2 to 3 hours during my sex time.sir i am from Rajasthan India so please tell me easily available pill