For adults, Perkinil 5mg Tablet is taken orally, preferably after meals. It is used to treat Parkinsonism and drug-induced extrapyramidal symptoms. The initial dosage for Parkinsonism is 2.5 mg three times a day, which may be increased to 5 mg three times a day and occasionally 5 mg at bedtime. The dosage can be adjusted as tolerated or until the total daily dose reaches 20 to 30 mg divided into 3 to 4 doses. For drug-induced extrapyramidal symptoms, the initial dosage is 2.5 mg three times a day, which can be increased by 2.5 mg per day as needed and tolerated. Injections can also be given, with a maximum of 20 mg daily. However, the safety and effectiveness of Procyclidine Hydrochloride in children have not been established, and its use in this age group should only be considered after weighing the potential benefits against the possible risks. Take Perkinil 5mg Tablet as advised by your physician. Take it with food to reduce nausea. Swallow the medicine with water. Do not crush or chew the medicine. Your doctor will decide on an appropriate dose and duration depending on your age, body weight, and disease condition. Do not stop taking Perkinil 5mg Tablet unless your doctor advises you to stop. Otherwise, your symptoms may return.