An Act amending the act of June 23, 1931 (P. L. 1178, No. 319), entitled "An act declaring buildings and parts of buildings used for purposes of fornication, lewdness, assignation, and prostitution to be nuisances; providing a method of abating same; establishing a method of procedure against those who use said buildings, or parts thereof, for such purposes; and providing penalties for violations of this act," declaring the sale of controlled substances to be a common nuisance; and providing penalties.