Sulfasym Oral Suspension is administered in drinking water. Unless otherwise recommended by the veterinarian; the pharmacological dosage is 33 mg active ingredient per 1 kg live weight, i.e. 1 ml Sulfasym Oral Suspension per 3,64 kg live weight. This volume can be obtained by adding 1 liter of product in 750 liters drinking water. The treatment should continue for 3-4 days. The volume of the medicinal product to be administered should be calculated according to the following formula, based on the recommended dose, the daily water consumption of the animal and the body weight and number of animals to be treated: xx ml Sulfasym Oral Suspension per (I) drinking water = Average body weight of the animals to be treated (kg) Average water consumption per broiler (I) X 3.64 One liter product weighs 1079 g; therefore, the product weight can also be used to calculate the volume of the product to be added in drinking water based on following formula: volume to be added in drinking water (g/L) = Calculated ml/L x 1.079 For correct dosage, the body weight should be determined as accurate as possible. Daily volume should be added in the drinking water in such a way that whole product is consumed within 24 hours. The medicated drinking water should be replaced every 24 hours. No other water sources should be accessible by the animals throughout the treatment duration. In addition, it should be ensured that animals are always supplied with sufficient water. At the end of treatment, the water supply system should be properly cleaned to prevent intake of active substance at subtherapeutic levels.