Medically reviewed by Kira Graves, PhD Key Takeaways Addiction to a drug means you cannot control your use of the substance, ...

Drug tests are available for opioids, methamphetamine, cocaine, marijuana, barbiturates, phencyclidine, ...

Dr. Lisa Carey answers the question: 'Drugs, Schedules For Chemo Treatments?' — -- Question: What kinds of drugs, timetables and possible side effects can be expected with the following commonly ...

Different substances also carry different dangers. Stimulants such as cocaine, methamphetamine and synthetic cathinones or ...