Clevor has a shelf life of 3 years from date of manufacture when unopened and kept inside the sealed aluminum foil pouch.

In 2024, the U.S. Food & Drug Administration granted a 12-month expiration extension for Clevor after extensive product stability testing. Boxes of Clevor with the lot number EM099, bearing an expiration date of 8/31/2025, now have an extended expiration date of 8/31/2026. For all other lots, refer to the expiration date printed on the box.

Each box of Clevor contains five, single-use droppers packed in individual aluminum foil pouches. Unopened pouches will remain effective even if your practice doesn’t frequently see emergencies that require induction of emesis. Once opened, the dropper should be disposed of after 30 minutes.