Vardenafil hydrochloride tablets (vardenafil hydrochloride) are administered orally for the treatment of erectile dysfunction. This monohydrochloride salt of vardenafil is a selective inhibitor of cyclic guanosine monophosphate (cGMP)-specific phosphodiesterase type 5 (PDE5). Vardenafil HCl is designated chemically as piperazine, 1-[[3-(1,4-dihydro-5-methyl-4-oxo-7-propylimidazo[5,1- f ][1,2,4]triazin-2-yl)-4-ethoxyphenyl]sulfonyl]-4-ethyl-, monohydrochloride and has the following structural form...

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Vardenafil hydrochloride tablets are taken as needed: For most patients, the starting dose is 10 mg, up to once daily. Increase to 20 mg or decrease to 5 mg based on efficacy/tolerability. A starting dose of 5 mg vardenafil hydrochloride tablets should be considered in patients ≥ 65 years of age. Vardenafil hydrochloride tablets are taken orally, approximately 60 minutes before sexual activity. The maximum recommended dosing frequency is one tablet per day. Vardenafil hydrochloride tablets may be tak...

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Administration with nitrates and nitric oxide donors Administration with guanylate cyclase (GC) stimulators, such as riociguat 4.1 Nitrates Administration of vardenafil hydrochloride tablets with nitrates (either regularly and/or intermittently) and nitric oxide donors is contraindicated . Consistent with the effects of PDE5 inhibition on the nitric oxide/cyclic guanosine monophosphate pathway, PDE5 inhibitors, including vardenafil hydrochloride tablets, may potentiate the hypotensive effects of...

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The maximum dose of vardenafil hydrochloride tablets for which human data are available is a single 120 mg dose administered to healthy male volunteers. The majority of these subjects experienced reversible back pain/myalgia and/or "abnormal vision." Single doses up to 80 mg vardenafil and multiple doses up to 40 mg vardenafil administered once daily over 4 weeks were tolerated without producing serious adverse side effects. When 40 mg of vardenafil was administered twice daily, cases of severe b...

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The evaluation of erectile dysfunction should include a medical assessment, a determination of potential underlying causes and the identification of appropriate treatment. Before prescribing vardenafil hydrochloride tablets, it is important to note the following: Cardiovascular Effects : Patients should not use vardenafil hydrochloride tablets if sex is inadvisable due to cardiovascular status. Risk of Priapism : In the event that an erection lasts more than 4 hours, the patient should seek immedi...

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Vardenafil hydrochloride tablets can potentiate the hypotensive effects of nitrates, alpha- blockers, and antihypertensives. 7.1 Potential for Pharmacodynamic Interactions with Vardenafil Hydrochloride Tablets Nitrates: Concomitant use of vardenafil hydrochloride tablets and nitrates and nitric oxide donors is contraindicated. The blood pressure lowering effects of sublingual nitrates (0.4 mg) taken 1 and 4 hours after vardenafil and increases in heart rate when taken at 1, 4 and 8 hours after var...

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Vardenafil hydrochloride tablets are not indicated for use in females. There are no data with the use of vardenafil hydrochloride tablets in pregnant women to inform any drug-associated risks. In animal reproduction studies conducted in pregnant rats and rabbits, no adverse developmental outcomes were observed with oral administration of vardenafil during organogenesis at exposures for unbound vardenafil and its major metabolite at approximately 100 and 29 times, respectively, the maximum recommen...

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