Colak (Oral Powder) is an excellent Polymyxin antibiotic that acts on susceptible bacterias by displacing divalent cations in the bacterial cell wall resulting in the damage to membrane integrity leading to the formation of transient holes that significantly contribute to the bactericidal effect. Indications: Colak (Oral Powder) is highly efficacious against all Gram-negative bacterias. It is indicated for the treatment of bacterial Enteritis like Colibacillosis, Salmonellosis causing white diarrhea, Colisepticemia, Colienteritis, Pullorosis, Infectious Coryza, Klebsiellosis, Avian Vibrionic Hepatitis and Pseudomonas Infection. Dosage & Administration: Poultry: 1 gm per 10 litre of drinking water for 3-5 days Precautions: Withdrawal period: Meat: 1 day Eggs: 0 days Keep it below 25?C in cool and dark place. Keep it out of reach of children. Protect from direct sun light. FOR VETERINARY USE ONLY