Most every single abused drug falls beneath the controlled substances classification, most notably Schedule I and Schedule II class drugs. These drugs produce potent psychoactive effects by altering the brain’s chemical make-up. Concentration-dependence adverse effects may vary based on the person's genetic polymorphisms which can alter drug metabolism. Opioid use https://opioids-are40516.webdesign96.com/29224924/the-opioids-urine-retention-diaries