For the prevention & lasting control of flea infestation & the treatment of flea allergic dermatitis in cats. Program is effective against the dominant flea species Ctenocephalides felis & C. canis. Program suspension can be administered to all cats including pregnant cats & kittens taking solid food. Directions: Cats & kittens up to 4.5kg give one 133mg ampoule monthly. For cats over 4.5kg give one 266mg ampoule monthly. To be fully effective the suspension must be administered together with food; shake the ampoule prior to opening. If cats have a high level of flea infestation at the start of the treatment, it may be necessary to administer a flea adulticide eg Frontline Spot-On during the first few months. In cases of severe hypersensitivity, further use of an adulticide may be needed.