In Each Lozenge Other Information: Store between 15-30 degrees C (59 degrees - 86 degrees F). Protect from moisture. Check expiration date before using. Tamper Evident: Do not use if blister package with chloraseptic name has been disturbed or opened. Benzocaine oral pain reliever lozenges. Doctor recommended. Menthol. Fast acting. Numbs in seconds (As lozenges dissolves). chloraseptic.com. Like us on Facebook. Questions? 1-800-552-7932; chloraseptic.com.