TANSY ONE tablet is round biconvex, white tablet engraved "C" on one side and "1" on the other.
Each tablet contains 1.5 mg of levonorgestrel.
Excipient with known effect: 43.3 mg of lactose monohydrate.
Excipients/Inactive Ingredients: Microcrystalline cellulose, Lactose monohydrate, Poloxamer 188, Croscarmellose sodium, Magnesium stearate.