It is generally administered by subcutaneous (s.c) route at following dosages for parasympatholytic purposes. Species Practical Dosage Pharmacological Dosage Administration Route Horse-Cattle 1,5 – 3 ml/100 kg l.w. 30-60 µg/kg l.w. subcutaneous (sc) Sheep-Goat 0,75 – 4 ml/ 50 kg l.w. 30-160 µg/kg l.w. subcutaneous (sc) Dog 0,15 – 0,25 ml/10 kg l.w. 30-50 µg/kg l.w. subcutaneous(sc) Cat 0,06- 0,1 ml/ 4 kg l.w. 30-50 µg/kg l.w. subcutaneous(sc) In case of organic phosphorus intoxication, the dosage can be increased to 0.5 mg/kg live weight (¼ of the total dose can be injected by rapid intravenous route, and the remaining can be administered by subcutaneous route by monitoring the status of the animal. The dosage should be repeated by monitoring the atropinization symptoms and depending on the regression of the intoxication symptoms.