Clinical pharmacology

Tadalafil Generic Cialis 20mg is a reversible selective inhibitor of specific PDE-5 cGMP. When sexual arousal causes local release of nitric oxide, inhibition of PDE-5 by Buy Tadalafil Canada leads to an increase in the concentration of cGMP in the cavernous body of the penis. The consequence of this is the relaxation of the smooth muscles of the arteries and blood flow to the tissues of the penis, which causes an erection. Cialis Tadalafil Tablets has no effect in the absence of sexual arousal.

In vitro studies have shown that Cialis Tadalafil 20 Mg Tablets is a selective PDE-5 inhibitor. PDE-5 is an enzyme found in the smooth muscles of the cavernous body, in the smooth muscles of the vessels of the internal organs, in skeletal muscles, platelets, kidneys, lungs and cerebellum. The effect of Tadalafil Eli Lilly on PDE-5 is more active than on other PDES. Cheap Generic Tadalafil is 10,000 times more powerful against PDE-5 than against PDE-1, PDE-2, PDE-4 and PDE-7, which are localized in the heart, brain, blood vessels, liver, leukocytes, skeletal muscles and other organs. Tadalafil 5mg India is 10,000 times more active in blocking PDE-5 than PDE-3, an enzyme that is found in the heart and blood vessels. This selectivity for PDE-5 versus PDE-3 is important because PDE-3 is an enzyme involved in cardiac muscle contraction. In addition, Buy Tadalafil Canada is approximately 700 times more active against PDE-5 than against PDE-6, which is found in the retina and is responsible for photo transmission. Tadalafil 40 Mg Dosage is also showing the action in 9000 times more potent against PDE-5 compared with its effect on PDE-8, PDE-9, PDE-10 and 14 times more potent against PDE-5 compared to PDE-11. Tissue distribution and physiological effects of PDE-8 — PDE-11 inhibition have not yet been clarified.

Tadalafil Tablets India improves erection and increases the possibility of a full sexual intercourse.

Buy Cialis Tadalafil in healthy individuals does not cause a significant change in sad and dad in comparison with placebo in the supine position (the average maximum decrease is 1.6/0.8 mm Hg. art respectively) and standing (mean maximum decrease of 0.2/4.6 mm Hg. art., respectively). Tadalafil Citrate Dosage does not cause a significant change in heart rate.

Cialis Tadalafil 20 Mg Tablets does not cause changes in color recognition (blue/green), due to the low affinity for PDE-6. In addition, there is no effect of Cialis Tadalafil 20 Mg Tablets on visual acuity, electroretinogram, intraocular pressure and pupil size.

Dosage and administration

Inside. Use of Cialis Tadalafil Tablets Tadalafil Usa according to the indication of erectile dysfunction (ED). For patients with frequent sexual activity (more than 2 times a week): the recommended frequency of intake is daily, 1 time per day 5 mg, at the same time, regardless of food intake. The daily dose can be reduced to 2.5 mg, depending on individual sensitivity. For patients with infrequent sexual activity (at least 2 times a week): it is recommended to prescribe Cialis Tadalafil Tablets at a dose of 20 mg, immediately before sexual activity, according to the instructions for medical use of Cialis Tadalafil Tablets. The maximum daily dose of Tadalafil 40 Mg Dosage is 20 mg. the Use of Tadalafil Citrate Dosage according to the indication of BPH or ED/BPH. The recommended dose of Tadalafil Tablets Usp 20 Mg when used once a day is 5 mg; Tadalafil Tablets India should be taken at approximately the same time of day, regardless of the time of sexual activity. The duration of treatment is set by the doctor individually. In patients with mild renal insufficiency (creatinine Cl from 51 to 80 ml/min) and moderate (creatinine Cl from 31 to 50 ml/min) dose adjustment is not required. In patients with severe renal failure (Creatinine CL <30 ml/min and hemodialysis): use of Tadalafil Eli Lilly is contraindicated.

Side effect

Most often: headache, dyspepsia. Possible: back pain, myalgia, nasal congestion, blood flow to the face. Rarely: swelling of the eyelids, pain in the eyes, conjunctival hyperemia, dizziness.

Overdose

Symptoms: with a single appointment to healthy individuals Tadalafil 5mg India at a dose of up to 500 mg and patients with erectile dysfunction - repeatedly up to 100 mg/day, the undesirable effects were the same as when using Tadalafil Tablets Usp 20 Mg in lower doses. Treatment: in case of overdose, standard symptomatic treatment is necessary. In hemodialysis Tadalafil 10mg Dosage practically displayed.

Interaction with other drugs

Tadalafil Dosage For Erectile Dysfunction is mainly metabolized by the enzyme CYP3A4. Selective inhibitor CYP3A4 ketoconazole increases AUC by 107%, and rifampicin reduces it by 88%. Although specific interactions have not been studied, it can be assumed that protease inhibitors such as ritonavir and saquinavir, as well as CYP3A4 inhibitors such as erythromycin and Itraconazole, increase the activity of Tadalafil Generic Cialis 20mg. The simultaneous administration of antacid (magnesium hydroxide/aluminium hydroxide) and Tadalafil Generic Cialis 20mg reduced the rate of absorption of the latter without changing the AUC. Tadalafil 5mg India enhances the hypotensive effect of nitrates. This is due to the additive effect of nitrates and Tadalafil Dosage For Erectile Dysfunction on the metabolism of nitric oxide and cGMP. Therefore, the use of Cialis Tadalafil Tablets in patients receiving nitrates is contraindicated

Effect of other drugs on Tadalafil Citrate Dosage

Tadalafil 5mg India is mainly metabolized with the participation of the CYP3A4 isoenzyme. Selective inhibitor of CYP3A4, ketoconazole (400 mg/day) increases the AUC of Cialis Tadalafil Buy Online in a single dose by 312% and SMACNA 22%, and ketoconazole (200 mg/day) increases the AUC of Cialis Tadalafil Tablets in a single dose by 107% and Smachna 15% relative to the AUC values for Tadalafil Eli Lilly Smartelco one. Ritonavir (200 mg 2 times a day), an inhibitor of isoenzymes CYP3A4, 2C9, 2C19 and 2D6, increases the AUC of Tadalafil 40 Mg Dosage in a single dose by 124% without changing Cmax. Although no specific interactions have been studied, it can be assumed that other HIV protease inhibitors such as saquinavir and CYP3A4 isoenzyme inhibitors such as erythromycin and Itraconazole increase Tadalafil Dosage For Erectile Dysfunction activity.

Selective inducer of CYP3A4, rifampin (600 mg/day), reduces the exposure of a single dose of Tadalafil For Erectile Dysfunction (AUC) by 88% and SMACNA 46% relative to the AUC values for Tadalafil Dosage For Erectile Dysfunction Smartelco one. It can be assumed that the simultaneous use of other inducers of CYP3A4 isoenzyme should also reduce the concentration of Tadalafil 10mg Dosage in plasma.

Simultaneous administration of antacid (magnesium hydroxide/aluminum hydroxide) and Tadalafil Cialis From India reduces the rate of absorption of Tadalafil 5mg India without changing the area under the pharmacokinetic curve for Tadalafil 10mg Dosage. The increase in gastric pH as a result of the H2-histamine receptor blocker nizatidine had no effect on the pharmacokinetics of Tadalafil Usa.

The safety and effectiveness of the combination of Tadalafil For Erectile Dysfunction with other types of treatment of erection disorders have not been studied, so the use of such combinations is not recommended.

Cialis Tadalafil Buy Online does not potentiate the increase in bleeding time caused by taking acetylsalicylic acid.

Mechanism of action

The active substance of Cialis Tadalafil Buy Online is Cialis Tadalafil 10mg Tablets, which contributes to the inhibition of the production of the enzyme phosphodiesterase type 5 (PDE5). The enzyme (PDE5) regulates the concentration of cGMP (cyclic guanosine monophosphate) in the smooth muscles of the penis's tricky body.

After taking the pill, the concentration of cGMP increases to normal, which creates conditions for a full, healthy erection with sexual arousal. After the act of love, the penis, as expected, relaxes.

The highest concentration of the substance in the blood occurs approximately 2 hours after taking Tadalafil Generic Cialis 20mg.

Rules of admission

The duration of the generic Tadalafil For Erectile Dysfunction reaches 36 hours, but it is recommended to take a 20mg tablet 30 minutes before the intended sexual intercourse. Drink Tadalafil Cialis 20mg should be water.

Per day is allowed to take no more than 40mg, the optimal dose — 1 tablet 20mg. And, as before taking any other medication, you should carefully study the instructions, namely the indications and contraindications.

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