Medically prescribed for – Gamma-butyrolactone, or GBL, is a growth hormone used for stimulating muscle growth, promoting weight loss, combating depression and aiding sleep.

Adverse reactions experienced – Some patients taking GBL have experienced seizures, tremors, nausea, coma, difficulties breathing, violent behavior, problems concentrating and slowed heartbeat.

Status of drug – The Federal Drug Administration has recognized the link between these adverse reactions and the drug. The FDA has made the sale of GBL illegal.

See your doctor if you have experienced health problems after taking GBL. You may also want to contact an experienced class action attorney who can help you protect your legal rights and get compensation for your injuries.