Tadalafil relaxes muscles of the blood vessels and increases blood flow to particular areas of the body.
Tadalafil under the name of Cialis is used to treat erectile dysfunction (impotence) and symptoms of benign prostatic hypertrophy (enlarged prostate). Another brand of tadalafil is Adcirca, which is used to treat pulmonary arterial hypertension and improve exercise capacity in men and women.
Product Name: Tadalafil
Alias: Calais
Chemical Formula: C22H19N3O4
Molecular Weight: 389.341
CAS No: 171596-29-5
Appearance: White Powder
Tadalafil belongs to a class of drugs called phosphodiesterase type 5 (PDE5) inhibitors. A class of drugs is a group of medications that work in a similar way. These drugs are often used to treat similar conditions.
Tadalafil may help relax the muscle in your prostate and bladder. This could help improve your BPH symptoms.
To improve ED symptoms, tadalafil helps increase blood flow to the penis. This can help you get and keep an erection. For tadalafil to help you have an erection, you need to be sexually aroused.
For PAH, tadalafil works to improve your ability to exercise by relaxing blood vessels in your lungs. This increases blood flow.
Tadalafil oral tablet doesn't usually cause drowsiness, but it can cause other side effects.
More common side effects
The more common side effects that can occur with tadalafil include:
- Headache
- Upset stomach
- Back pain
- Muscle aches
- Flushing (reddish skin)
- Stuffy or runny nose
- Diarrhea
Tadalafil is usually taken only once per day. Follow all directions on your prescription label. Do not take this medicine in larger or smaller amounts or for longer than recommended.
- Tadalafil can be taken with or without food.
- Do not break or split a Cialis tablet. Swallow it whole.
For erectile dysfunction, take Cialis just before sexual activity but not more than once per day. It can be used up to 36 hours before sexual activity. Cialis can help achieve an erection when sexual stimulation occurs. An erection will not occur just by taking a pill. Follow your doctor's instructions.
Do not take Cialis for erectile dysfunction if you are taking Adcirca for pulmonary arterial hypertension.