In 2009, the Dangerous Drugs Board added BZP to the list of dangerous substances contained in the Comprehensive Dangerous Drugs Act of 2002. According to the amednment "N-Benzylpepirazine (BZP), including its salts, isomers, and salts of isomers within the specific chemical designation, by whatever official, common, unusual or brand name designation, is hereby classified as a dangerous drug. N-Benzylpepirazine (BZP) shall be subject to all regulatory and control measures as provided under RA 9165 and its Implementing Rules and Regulations (IRR), Board Regulations and other applicable issuances of the Board".