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Controlled Substance Ordering System
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DEA's Controlled Substance Ordering System (CSOS) allows for secure electronic transmission of Schedule I-V controlled substance orders without the supporting paper Form 222.


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 Just getting started? Individuals must enroll in DEA's CSOS program before being able to order Schedule II controlled substances electronically. Click here to enroll today.

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Please be aware of a process change that will be implemented effective Tuesday, July 8th, 2008 for downloading new user certificates. Complete instructions will be available on the certificate retrieval website following this change.


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