ToxTests | Methaqualone (MQL) Drug Test Dip Cards

Methaqualone is a synthetic, barbiturate-like, central nervous system depressant. Sold under brand names Quaalude®, Mandrax®, and Sopor®.

Methaqualone is a quinazoline derivative that was first synthesized in 1951 and found clinically effective as a sedative and hypnotic in 1956. It soon gained popularity as a drug of abuse and in 1984 was removed from the US market due to extensive misuse. It is occasionally encountered in illicit form.