Gabasync is an ineffective treatment promoted for methamphetamine addiction, although it had also been claimed to be effective for dependence on alcohol or cocaine. It was marketed as PROMETA. The treatment, based loosely on research of a Spanish psychologist, involved a combination of three medications (gabapentin, flumazenil and hydroxyzine) as well as therapy.
Gabasync is an unproven remedy promoted for methamphetamine dependence, although it was also suggested to be effective for alcohol or cocaine addiction. It was sold under the brand name PROMETA. The treatment, based on a Spanish psychologist's research, combined three medications (gabapentin, flumazenil, and hydroxyzine) with therapy.