1PD is a substance derived from ergot, a fungus that grows on certain grasses, including rye, wheat and barley. It is part of a group of chemical compounds (including bromocriptine, lisuride and methylergometrine) which are used in the treatment of a range of conditions such as Parkinson’s disease, cluster headaches and migraines. Active ingredient: 4R, 7R) -N, N-diethyl-6-methyl-11-propanoyl-6,11-diazatetracyclo [7.6.1.0², ⁷.0¹², ¹⁶] hexadeca-1 (15), 2.9,12 (16 ), 13-pentaene-4-carboxamide. Binding ingredients: Microcrystalline Cellulose, Colloidal Silicon Dioxide, Sodium Starch Glycolate, Sodium Stearyl Fumarate, Titanium Dioxide. Serving size: 1 x 10mg tablet.