The concomitant administration of the protease inhibitor ritonavir substantially boosts serum concentrations of sildenafil (11-fold boost in AUC). If VIAGRA is prescribed to individuals using ritonavir, caution must be employed. Info from topics exposed to high systemic levels of sildenafil are constrained.
By managing the enzyme, sildenafil can help to keep up an erection after the penis is stroked. Without Actual physical action to the penis, for example that taking place all through sexual intercourse, sildenafil won't work to bring about an erection.
Det er viktig å nevne at selvom Viagra effekten varer i four timer eller mer, vil dette ikke si at en ereksjon vil vare i 4 timer etter at Viagra er tatt. Ved utløsning vil penis bli slapp igjen, Males person kan fullføre et nytt samleie flere ganger i løpet av tiden Viagra virker i kroppen. En ereksjon som varer i 4 timer eller mer er kalt priapisme, og kan føre til langvarige skader av vev i penis.
Know the medicines you take. Preserve an index of them to point out in your healthcare supplier and pharmacist any time you receive a new medicine.
En pille på fifty mg er den vanlige begynnerdosen av Sildenafil/ generisk Viagra som tilrådes ellers sunne og friske personer. Dosen kan reduseres til 25 mg hvis det skulle oppstå noen bivirkninger som hodepine, eller om person ser at en mindre dose vil være tilstrekkelig.
Sickle-mobile anemia (blood ailment)—Sildenafil ought to be utilized with caution in these sufferers as issues with prolonged erection from the penis might take place.
It's important you explain to all of your Physicians that you just choose sildenafil. If you need unexpected emergency clinical care for a coronary heart problem, it is vital that your medical professional appreciates when you past took sildenafil.
Viagra experienced no effect on saquinavir pharmacokinetics. A stronger CYP3A4 inhibitor including ketoconazole or itraconazole might be anticipated to obtain greater influence than that observed with saquinavir. Population pharmacokinetic information from individuals in scientific trials also indicated a discount in sildenafil clearance when it had been co-administered with CYP3A4 inhibitors (for example ketoconazole, erythromycin, or cimetidine) [see DOSAGE AND ADMINISTRATION and DRUG INTERACTIONS].
This doc doesn't incorporate all doable Negative effects and Some others may well occur. Look at using your medical doctor for additional details about Uncomfortable side effects.
It can be not possible to find out no matter whether these events are associated straight to the usage of PDE5 inhibitors or to other elements [see ADVERSE REACTIONS].
More robust CYP3A4 inhibitors such as ketoconazole or here itraconazole could possibly be predicted to acquire better results than observed with saquinavir. A starting up dose of 25 mg of VIAGRA ought to be deemed in patients having erythromycin or solid CYP3A4 inhibitors (for example saquinavir, ketoconazole, itraconazole) [see DOSAGE AND ADMINISTRATION, CLINICAL PHARMACOLOGY].
Viagra er en reseptbelagt potensmedisin som i hovedsak gir den samme effekten som Cialis og Levitra. Det vil si at blodstrømmen til penis økes, slik at en ereksjon kan oppnås og beholdes så lenge at et tilfredsstillende samleie kan gjennomføre.
Dette fordi potenspillen kan påvirke effekten av enkelte andre medikamenter, spesielt de som lindrer brystsmerter. Du skal ikke bruke en slik impotens behandling dersom du:
It could be unsafe to just take sildenafil if In addition, you consider medicines called nitrates (normally provided for upper body pain). The combination can cause a unsafe tumble within your hypertension. If you are not confident if you are taking a nitrate, question your medical professional or pharmacist.