List of Schedule I controlled substances (U.S.)

This is the list of Schedule I controlled substances in the United States as defined by the Controlled Substances Act. The following findings are required for substances to be placed in this schedule:
 * 1) The drug or other substance has a high potential for abuse.
 * 2) The drug or other substance has no currently accepted medical use in treatment in the United States.
 * 3) There is a lack of accepted safety for use of the drug or other substance under medical supervision.

Except as specifically authorized, it is illegal for any person:
 * 1) to manufacture, distribute, or dispense, or possess with intent to manufacture, distribute, or dispense, a controlled substance; or
 * 2) to create, distribute, dispense, or possess with intent to distribute or dispense, a counterfeit substance.

Additional substances are added to the list by the Secretary of Health and Human Services pursuant to 21 CFR 1308.49.

The complete list of Schedule I substances is as follows. The Administrative Controlled Substances Code Number for each substance is included.