The Texas controlled substances act of 1973 makes it illegal to possess, distribute, or manufacture a controlled substance. Controlled drugs include:
Schedule I: Substances with a high potential for drug abuse that have no currently accepted medical use.
Schedule II: Substances with high potential for drug abuse that can lead to severe physical or psychological dependence but have accepted medical uses with certain restrictions.
Schedule III: Substances with lower potential for drug abuse but can still lead to low, moderate, or high physical dependence.
Schedule IV: Substances with lower potential for drug abuse that can lead to low physical or psychological dependence.
Schedule V: Substances with low potential for drug abuse that can lead to limited physical or psychological dependence.