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| | US CODE: Title 21,812. Schedules of controlled substances (Site not responding. Last check: 2007-10-12) |
 | | There are established five schedules of controlled substances, to be known as schedules I, II, III, IV, and V. Such schedules shall initially consist of the substances listed in this section. |
 | | The schedules established by this section shall be updated and republished on a semiannual basis during the two-year period beginning one year after October 27, 1970, and shall be updated and republished on an annual basis thereafter. |
 | | (2) Any salt, compound, derivative, or preparation thereof which is chemically equivalent or identical with any of the substances referred to in clause (1), except that these substances shall not include the isoquinoline alkaloids of opium. |
| www.law.cornell.edu /uscode/21/812.html (1307 words) |
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