Inca Primactor: Vitamin and Mineral Supplement for Racing Pigeons. Dosage Rate: add 4ml to each litre of drinking water, daily. Mix well. Individual Dosage: When a bird is being prepared for a special event or is recuperating after severe stress, individual dosing is recommended at the rate of 3 drops of Primactor (0.15ml) twice daily, directly to the beak. When To Use: Experience has shown that the best results are achieved when Primactor is administered throughout the racing season commencing 4 weeks prior to first race. Active Constituents: Each ML Contains: Quinine Hydrochloride:..................................0.350mg Calcium Chloride Dihydrate:..........................5.4mg Potassium Chloride:.......................................0.570mg Manganous Chloride:.....................................0.300mg Retinol (Vit A):.........................................,........0.300mg Cholecaliferol (Vit D3):...................................0.003mg Cyanocobalamin:...........................................0.004mg Nicotinamide:.................................................3.8mg Thiamine Hydrochloride:..............................3.0mg