AMB-CHMINACA or MMB-CHMINACA (also known as MA-CHMINACA) is an indazole-based synthetic cannabinoid that is a potent agonist of the CB<sub>1</sub> receptor and has been sold online as a designer drug.
AMB-CHMINACA is listed in the Fifth Schedule of the Misuse of Drugs Act (MDA) and therefore illegal in Singapore as of May 2015.
Sweden's public health agency classified AMB-CHMINACA as a narcotic substance, on January 18, 2019.