Indications Erectile dysfunction Cialis, Levitra, and Viagra are used for the treatment of impotence; where achieving and sustaining an erection is a problem while having sexual intercourse. However, they will only work if there is sexual stimulation. Pulmonary arterial hypertension Cialis and Viagra are used to treat high blood pressure in the arteries present in the lungs and the right-hand side of the heart. They also improve the exercise capacity in such patients. Benign prostatic hyperplasia Cialis is used to treat the symptoms of age-related prostate gland enlargement which may include painful, difficult, and frequent urination. General instructions The All-in-One Pack consists of standard dosages of Viagra (100 mg), Cialis (20 mg), and Levitra (20 mg). Viagra should be taken orally once a day, 30-60 minutes before sex. Viagra can stay active in the body for 4-6 hours. It is advisable to take this medicine on an empty stomach, as high-fat meals, grapefruit juice, and alcohol can interfere with Viagra's effectiveness. Cialis usually starts acting within 30 minutes of administration and its effect may last for up to 36 hours. Levitra should be taken 30-60 minutes before sexual intercourse. This medication's action may last for up to 6 hours. You can take Cialis and Levitra with or without food. Do not take more than one Viagra, Cialis, or Levitra pill a day. The dosage depends on the overall health of the user. Do not take Viagra, Cialis, and Levitra at the same time. These medicines do not protect you or your partner from sexually transmitted diseases (including HIV) or pregnancy. Missed dose Viagra, Cialis, and Levitra are used only when needed, therefore missed doses are not relevant. Do not exceed the doctor's recommended dose. Do not take a double dose of Viagra, Cialis, or Levitra. Overdose If an overdose occurs and you are feeling unwell, you should seek emergency medical attention or contact your healthcare provider immediately. Storage Store at room temperature between 15-30 degrees C (59-86 degrees F) and away from excess moisture and heat. Throw away any unused medicine after the expiration date. Keep out of the reach of children.