Symptoms of cystitis in males adults and children over 14 years old are administered intravenously (slowly drip) 50-100 mg (1-2 ampoules), up to 400 mg (0.4 g) per day. In the same dose is administered intramuscularly or subcutaneously. Inside appoint (with a small amount of liquid) in capsules 50 mg to 8 capsules (0.4 g) per day or as drops – 20 drops each (contain 50 mg of tramadol) to receive in a small amount of water up to 8 times per day. The recommended dose of Cialis is 20 mg it should be taken at least 16 minutes before the sexual activity. The effect persists for 36 hours. Take Cialis once daily and do not exceed the recommended dose.