Ketamine

A medically used anaesthetic also found in illicit markets. Intensive nonmedical use is associated with urological complications, including bladder damage.

Evidence as of 2026-06-09

Sources

1. Other drugs - the current situation in Europe ? European Union Drugs Agency; 2026-06-09
2. European Drug Report 2026: source data and methodological notes ? European Union Drugs Agency; 2026-06-09

Historical and attributed reference. A source mention is not proof of current activity.