In this task, you are given a summary for US Congressional and California state bill, your task is to generate a Title for this bill. The preferred titles are under forty words and mention the purpose of the bill.
Q: Drug Addiction Treatment Expansion Act of 2003 - Amends the Controlled Substances Act to eliminate the 30-patient limit for medical practitioners in group practices that may dispense specified narcotic drugs for maintenance or detoxification treatment.
A:
To amend the Controlled Substances Act to lift the patient limitation on prescribing drug addiction treatments by medical practitioners in group practices, and for other purposes.