Sildenafil soft tablets

Renal dialysis is not expected to accelerate clearance as sildenafil is highly bound to plasma proteins and it is not eliminated in the urine.Advise patients to seek immediate medical attention in the event of a sudden loss of vision in one or both eyes while taking PDE-5 inhibitors, including sildenafil.A 10 mg dose of sildenafil injection is predicted to provide pharmacological effect of sildenafil and its N-desmethyl metabolite equivalent to that of a 20 mg oral dose.No significant interactions were shown with tolbutamide (250 mg) or warfarin (40 mg), both of which are metabolized by CYP2C9.

Figure 10 displays subgroup efficacy analyses in Study 1 for the change from baseline in 6-Minute Walk Distance at Week 12 including baseline walk distance, disease etiology, functional class, gender, age, and hemodynamic parameters.The primary efficacy endpoint was the change from baseline at week 12 (at least 4 hours after the last dose) in the 6-minute walk distance.

More shortness of breath than usual may be due to your underlying medical condition.Deaths were first observed after about 1 year and causes of death were typical of patients with PAH.

Patients with left ventricular ejection fraction less than 45% or left ventricular shortening fraction less than 0.2 also were not studied.It is not known if sildenafil or its metabolites are excreted in human breast milk.In patients with PAH, this can lead to vasodilation of the pulmonary vascular bed and, to a lesser degree, vasodilatation in the systemic circulation.This information does not take the place of talking with your doctor about your medical condition or treatment.

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Tell your doctor if you get more short of breath after you start Sildenafil Tablets.There were infrequent reports of patients who experienced symptomatic postural hypotension.By using this site, you agree to the Terms of Use and Privacy Policy.Patients treated with sildenafil were followed for a median of 4.6 years (range 2 days to 8.6 years). Mortality during the long-term study, by originally assigned dose, is shown in Figure 6.

In a small, prematurely terminated study of patients with pulmonary hypertension (PH) secondary to sickle cell disease, vaso-occlusive crises requiring hospitalization were more commonly reported by patients who received sildenafil than by those randomized to placebo.

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If you have an erection that lasts more than 4 hours, get medical help right away.More than twice as many sildenafil-treated patients (36%) as placebo-treated patients (14%) showed an improvement in at least one functional New York Heart Association (NYHA) class for PAH.

Adverse reactions were generally transient and mild to moderate in nature.In drug-drug interaction studies, sildenafil (25 mg, 50 mg, or 100 mg) and the alpha-blocker doxazosin (4 mg or 8 mg) were administered simultaneously to patients with benign prostatic hyperplasia (BPH) stabilized on doxazosin therapy.After either oral or intravenous administration, sildenafil is excreted as metabolites predominantly in the feces (approximately 80% of the administered oral dose) and to a lesser extent in the urine (approximately 13% of the administered oral dose).After all patients completed 16 weeks of follow-up in the controlled study, the blind was broken and doses were adjusted as clinically indicated.The results suggest an approximately 2-fold increase in the risk of NAION within 5 half-lives of PDE5 inhibitor use.Sildenafil was negative in in vitro bacterial and Chinese hamster ovary cell assays to detect mutagenicity, and in vitro human lymphocytes and in vivo mouse micronucleus assays to detect clastogenicity.Visual disturbances were identified as mild and transient, and were predominately color-tinge to vision, but also increased sensitivity to light or blurred vision.

Sildenafil Tablets USP, phosphodiesterase-5 (PDE-5) inhibitor, is the citrate salt of sildenafil, a selective inhibitor of cyclic guanosine monophosphate (cGMP)-specific phosphodiesterase type-5 (PDE-5).PDE5 inhibitors, including sildenafil, may potentiate the hypotensive effects of riociguat.The major circulating metabolite results from N-desmethylation of sildenafil, and is, itself, further metabolized.A 10 mg dose of sildenafil injection is predicted to provide a pharmacological effect of sildenafil and its N-desmethyl metabolite equivalent to that of a 20 mg oral dose.Sildenafil Tablets are a prescription medicine used in adults to treat pulmonary arterial hypertension (PAH).The recommended dose is 10 mg administered as an intravenous bolus injection three times a day.

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Sildenafil injection is for the continued treatment of patients with PAH who are currently prescribed oral sildenafil and who are temporarily unable to take oral medication.There are no adequate and well-controlled studies of sildenafil in pregnant women.