Contact Us
If you would like information about AVINZA® (morphine sulfate extended-release capsules), please call 1-888-8AVINZA (1-888-828-4692).
If you would like information about other King Pharmaceuticals®, Inc., products, please contact Professional Information Services in the United States at 1-800-776-3637 or Customer Service and Sales in the United States at 1-888-840-5370.
To report an adverse event, contact Drug Safety and Pharmacovigilance at 1-800-546-4905.

