AB-PINACA (Item No. 14038) is a synthetic cannabinoid recently identified in illegal herbal products.1 Structurally, this designer drug is developed on an indazole base, which distinguishes it from the many JWH compounds having an indolyl base.1,2 AB-PINACA N-(5-hydroxypentyl) metabolite is expected to be a metabolite of AB-PINACA that would be detectable both in serum and in urine.3 This product is intended for research and forensic applications.WARNING This product is not for human or veterinary use.