Established in 1991, Centura Pharmaceuticals in collaboration with leading, highly qualified pharmacists has embarked on the development of high-quality consumer products with effective outcomes for various common conditions. We believe in educating both health professionals and patients to ensure a consistency of positive results and satisfied patients. BLT 1 2 3 is a topical anesthetic used to numb the surface of a body part. No prescription required. Manufactured in accordance with FDA regulations by FDA registered manufacturer. Pharmacist formulated, fast acting effect. Made in the USA. BLT 1 2 3 has been used by patients and professionals such as Dermatologist's, Estheticians, Spa Centers, Tattoo artists and other professionals for many applications including Cosmetic procedures, Botox injections, Lip augmentation, Micro-needling, Laser Hair reduction and other situations where topical anesthetic effect is desired. Three individually sealed 5 ML sanitary pouches, easily applied. BLT 1 (BENZOCAINE) - Max Strength Benzocaine 20% BLT 2 (LIDOCAINE) - Max Strength Lidocaine 4% BLT 3 (TETRACAINE) - Max Strength Tetracaine 2% Simply empty contents of each sachet; mix and massage large P sized amounts of mixture to areas of treatment. (see instructions for additional information). Exp 12/20,