Cialis 5 mg is a PDE5 inhibitor that helps treat erectile dysfunction and urinary disorders associated with benign prostatic hyperplasia. It increases blood flow to the penis, thus allowing an erection in the presence of sexual stimulation. With a duration of action of 24 to 36 hours, the medication offers flexibility in sexual intercourse. Side effects are generally mild, but medical consultation is recommended before treatment.

Everything you need to know about Cialis 5 mg?

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Medically reviewed by Notre équipe éditoriale

Written by Anne-Sophie Laignel

Last updated 1/22/2025 - 6 min read

Cialis 5 mg is a medication primarily prescribed to treat erectile dysfunction, a condition also known as impotence. It belongs to the class of drugs known as phosphodiesterase type 5 (PDE5) inhibitors, a group of medications that have revolutionized the treatment of erectile dysfunction. Its mechanism of action, dosage, and duration of effect make it a popular choice among men suffering from this condition. In this article, we will explore how Cialis 5 mg works, its effects, and how long it remains active in the body.

The mechanism of action of Cialis 5 mg

Cialis works by inhibiting the enzyme phosphodiesterase type 5 (PDE5). PDE5 is responsible for the breakdown of cyclic guanosine monophosphate (cGMP), a compound essential in the erection process. When a man is sexually aroused, the body releases nitric oxide, a gas that stimulates the production of cGMP in the penis. cGMP, in turn, causes the smooth muscles in the penile arteries to relax, allowing for improved blood flow and an erection. PDE5 blocks this reaction, thus limiting the erection. By inhibiting this enzyme, Cialis 5 mg allows blood flow to concentrate on the genital area, thus facilitating an erection when a man is sexually stimulated.

This mechanism explains why Cialis does not cause a spontaneous erection. It only works when combined with sexual arousal, acting as a catalyst to enhance the effects of sexual desire. Therefore, it is not an aphrodisiac drug, but rather a treatment that helps the body respond more effectively to sexual stimulation.

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The dosage and frequency of administration of Cialis 5 mg

Cialis 5 mg is usually prescribed for daily use, unlike other forms of Cialis or similar medications that are taken only before sexual activity. This daily dosage allows a man to maintain a continuous effect, promoting flexibility in planning sexual intercourse. The medication is taken orally, preferably at the same time each day, with or without food. The 5 mg dose is often recommended for men who anticipate regular sexual activity, as it allows for prolonged action while minimizing the risk of side effects.

It is important to emphasize that the 5 mg dose is often used for men who do not need higher doses and who are looking for a mild, yet effective treatment. Cialis 5 mg can also be prescribed to treat benign prostatic hyperplasia, a condition that affects many aging men, and which leads to symptoms such as difficulty urinating. In this case, the medication helps to relax the muscles of the prostate and bladder, thus making urination easier.

The duration of effect of Cialis 5 mg

One of the most interesting features of Cialis 5 mg is its long duration of action. This medication remains active in the body for about 24 to 36 hours. This does not mean that an erection lasts for this entire time, but rather that the medication allows the body to respond more easily to sexual stimulation during this period. This extended duration is a significant advantage over other PDE5 inhibitors, such as Viagra, which have a shorter duration of action, typically 4 to 6 hours. Thanks to this long window of effectiveness, men who take Cialis 5 mg enjoy a certain freedom regarding the planning of sexual activity.

It is essential to understand that Cialis does not create a continuous erection for the entire duration of its effectiveness. An erection will only occur when there is sexual stimulation, and the erection will disappear once the sexual excitement is over. This helps to reduce the risk of priapism (prolonged and painful erection), a possible side effect of some erectile dysfunction medications.

Possible side effects of Cialis 5 mg

Like all medications, Cialis 5 mg can cause side effects, although most users tolerate it well. The most common side effects include headaches, hot flashes, muscle pain, indigestion, and respiratory symptoms. However, these effects are usually temporary and disappear over time. In rare cases, more serious effects may occur, such as heart problems or severe allergic reactions. Therefore, it is important to consult a doctor before starting treatment, especially if you have a history of heart disease, high blood pressure, or kidney disorders.

It is also essential not to mix Cialis with certain medications, especially nitrates used to treat angina, as this combination can cause a dangerous drop in blood pressure. Cialis can also interact with other medications, which underscores the importance of consulting a healthcare professional before starting treatment.

Cialis 5 mg is an effective medication for treating erectile dysfunction and symptoms related to benign prostatic hyperplasia. Thanks to its targeted mechanism of action and its long-lasting effect of 24 to 36 hours, it offers men a practical and discreet solution to improve their sexual quality of life. However, as with any medication, it is essential to use it under the supervision of a doctor to avoid the risk of side effects and ensure optimal effectiveness.

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