What are the side effects of HealthdirectFree Australian health advice you can count on.?

You can help ensure medicines are safe by reporting the side effects you experience. You can report side effects to your doctor, or directly at www.tga.gov.au/reporting-problems

Does HealthdirectFree Australian health advice you can count on. interact with other medications?

Care should be exercised by people who are also takingprotease inhibitorsfor the treatment ofHIV infection. Protease inhibitors inhibit the metabolism of sildenafil, effectively multiplying the plasma levels of sildenafil, increasing the incidence and severity of side effects. Those using protease inhibitors are recommended to limit their use of sildenafil to no more than one 25 mg dose every 48 hours.Other drugs that interfere with the metabolism of sildenafil includeerythromy

Can HealthdirectFree Australian health advice you can count on. be used during pregnancy?

( AHT ) For the active ingredient sildenafil You should seek advice from your doctor or pharmacist about taking this medicine. They can help you balance the risks and the benefits of this medicine during pregnancy.

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HealthdirectFree Australian health advice you can count on. — Description, Dosage, Side Effects | PillsCard

USDailyMed:Sildenafil AU:B1 G04BE03(WHO) AU:S4(Prescription only)CA:℞-onlyUK:POM(Prescription only) /PharmacyUS:℞-onlyEU:Rx-onlyIn general: ℞ (Prescription only) 5-{2-Ethoxy-5-[(4-methylpiperazin-1-yl)sulfonyl]phenyl}-1-methyl-3-propyl-1,6-dihydro-6H-pyrazolo[4,3-d]pyrimidin-7-one 139755-83-2citrate:171599-83-0 135398744citrate:135413523 DB00203citrate:DBSALT000347 5023citrate:56586 3M7OB98Y7Hcitrate:BW9B0ZE037 D08514citrate:D02229 CHEBI:9139citrate:CHEBI:58987 ChEMBL192citrate:ChEMBL1737 VIA (PDBe,RCSB PDB) DTXSID6023579 Interactive image CCCC1=NN(C2=C1N=C(NC2=O)C3=C(C=CC(=C3)S(=O)(=O)N4CCN(CC4)C)OCC)C InChI=1S/C22H30N6O4S/c1-5-7-17-19-20(27(4)25-17)22(29)24-21(23-19)16-14-15(8-9-18(16)32-6-2)33(30,31)28-12-10-26(3)11-13-28/h8-9,14H,5-7,10-13H2,1-4H3,(H,23,24,29)Key:BNRNXUUZRGQAQC-UHFFFAOYSA-N Silden‍‍‍‍‍‍‍afil, sold under the brand nameViagraamong others, is amedicationused to treaterectile dysfunctionandpulmonary arterial hypertension.It is also sometimes usedoff-labelfor the treatment of certain symptoms in secondaryRaynaud's phenomenon.It is unclear if it is effective for treating sexual dysfunction in females.It can be takenorally(swallowed by mouth),intravenously(injection into a vein), or through thesublingual route(dissolved under the tongue).Onset when taken orally is typically within twenty minutes and lasts for about two hours. Common side effects includeheadaches,heartburn, andflushed skin.Caution is advised in those withcardiovascular disease.Rare but serious side effects include vision problems,hearing loss, andprolonged erection(priapism) that can lead to damage to thepenis.Sildenafil should not be taken by people onnitric oxide donorssuch asnitroglycerin, as this may result in a serious drop inblood pressure. Sildenafil acts by blockingphosphodiesterase 5(PDE5), anenzymethat promotes breakdown ofcGMP, which regulates blood flow in the penis.It requiressexual arousalto work, and does not by itself cause or increase sexual arousal.It also results in dilation of the blood vessels in the lungs. Pfizeroriginally discovered the medication in 1989 while looking for a treatment forangina.It was approved for medical use in the United States and in the European Union in 1998.In 2023, it was the 151st most commonly prescribed medication in the United States, with more than 3million prescriptions.It is available as ageneric medication.In the United Kingdom, it is available as apharmacy medicine.

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