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Update on Ongoing Nationwide Ketamine Shortage

Controlled Substances Drugs

**December 2023 Update**

The Central B2 Pharmacy has ended its Ketamine order restriction for research studies โ€“ including all projects involving animals.

Study Teams may also continue to purchase Ketamine through U-M approved external vendors.

If you have any questions, please contact the U-M Controlled Substances Monitoring Program at

A nationwide shortage of the anesthetic drug Ketamine, first announced by the U-M Controlled Substances (CS) Monitoring Program in February 2023, continues to impact the Michigan Medicine B2 Pharmacy.

Vial of Ketamine Hydrochloride with Update Banner

To prioritize human patient care amid this ongoing shortage, the B2 Pharmacy has extended its Ketamine order restrictions for U-M researchers โ€“ including all animal users โ€“ through October 2023.

Study Teams needing to order Ketamine for animal use during this time are encouraged to reach out to the U-Mโ€™s approved vendor, MWI Animal Health, to purchase supplies. Instructions for setting up an account to order through MWI can be found on the Animal Care & Use Program website.

A complete list of U-M-approved vendors for other laboratory and research-related supplies is available on the U-M Procurement Services website.

Where to Get Help

  • For more information about this shortage, please contact the CS Monitors at
  • Questions or concerns about seeking alternative medication options for the animals in your research program(s) should be directed to your ULAM Faculty Veterinarian.

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