Ya ba  are tablets containing a mixture of methamphetamine and caffeine. DRUGS INC. (National Geographics Series) It is a documentary provide great insight into the world of methamphetamine and Yaba. Methamphetamine(aka Yaba in South Asia) is highly addictive, with many long-term users taking 5-10 pills daily. Post come-down effects include irritability, insomnia, confusion, tremors, convulsions, anxiety, paranoia, and aggressiveness. Hair … Continue reading Yaba