Cialis is a pill for impotence treatment which is to be taken orally. Cialis is manufactured by Eli Lilly and Co. Cialis increases blood flow in the penis after some kind of sexual stimulation. This pill helps maintain an erection satisfactorily till the time sexual act is completed. Cialis is phosphodiesterase type 5 inhibitor and works in the same manner for impotence as other pills which belong to this category. Some other well known impotence treatments in this category are Viagra and Levitra.

Cialis increases the amount of cGMP in the body. This in turn smoothes the muscles in the penis and increases blood flow to the organ to bring about an erection. Cialis works only in presence of sexual stimulation.

Cialis tadalafil is available in following dosages:

Cialis is to be taken once a day. You should keep a gap of at least 24 hours between two consecutive doses. Cialis starts its work within 30 minutes and you can experience its effects for up to 36 hours. Cialis can help you get erection only if there is any sexual stimulation. By just taking Cialis pill, you can not get an erection.

Cialis tadalafil is available in most countries including the UK and the US. You can get this pill from local pharmacies or you can place an order to buy Cialis online. Before you get Cialis from any source, you should confirm whether that the source is genuine. Even before that, you should consult a doctor.

Cialis tadalafil has some common side effects such as:

Above mentioned list is not comprehensive and there might be other side effects of Cialis. You should ask your doctor, if you find any unusual side effects of Cialis. If your erection is painful or lasts more than four hours, you need to consult your doctor immediately for urgent attention. This condition is called priapism and if it is left untreated, it may cause permanent damage to the veins in penis.

Cialis is preferred by many men for their impotence treatment because it starts working within 30 minutes and its effects stay almost for 36 hours. Because of this, they do not have to plan their sexual activity at the time of taking impotence treatment. This is the reason people prefer Cialis over Viagra and Levitra. Another reason to choose Cialis over Viagra is that it is available in lower dosage as compared to Viagra.