Botulinum toxin type A 100 units/mL manufactured from Clostridium botulinum, free from complex proteins. The potency units are specific to Relfydess and are not interchangeable with other preparations of botulinum toxin. Each vial contains 150 units in 1.5 mL of solution. Excipient with known effect One mL of solution contains 1.1 mg polysorbate 80 (E433). Disodium hydrogen phosphate dihydrate Sodium dihydrogen phosphate dihydrate Potassium chloride Sodium chloride Polysorbate 80 (E433) L-tryptophan Water for injections