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They don't test for Viagra because it's legal, use of it is widespread and it's no problem to get.

Now understand, Viagra IS a recreational drug, but you don't take it to get high.

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14y ago
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12y ago

Viagra wouldn't show up on a drug test its not a narcotic

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13y ago

Viagra will lose half of its effect in 3-4 hours so it will probably lose all of its effect in 6-8 hours

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12y ago

12 seconds

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Q: How long can a Viagra keep you hard?
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Related questions

How can you keep hard on longer?

stay exited or use viagra


I can't keep it hard for long enough to put it in my girlfriend. What should I do so it will stay hard?

get Viagra or just do the best and hang in there cause ur doing good!!


You can't keep my boyfriend hard for a long enough for anything to actually happen What can You do to keep him harder longer?

Give him viagra. Talk with his doctor to see what is the problem. If he is stressed or not up to it, he will not be able to get it up and stay up


How do you stay hard in bed?

Viagra


What herbs are best to get a hard erection?

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How hard is it to replace a convertible top on a corvette?

as hard a dick on viagra


How hard do you get with Viagra?

Hard enough for impotence or ED person that he can penetrate easily


How can you keep your penis erected for a reasonable time?

rub it up and down for a bit not for long tho... ;D


How many Viagra must you take to kill you?

a lot and it will be "hard"


Can seloram and Viagra taken together?

yes you can take Seloram and Viagra together as such there is no evidence or no guideline which says wrong about it. but being a HT patients you should not do hard exercise after taking Viagra.


How long erect with Viagra?

Effects typically wear off in about 4 hours. How long you stay hard during that period depends on your stimulation.


Who is the Black Actor in the February 2010 online commercial for Viagra?

It was Barack Obama. Although in reality he is actually screwing the ENTIRE United States WITHOUT the use of Viagra. Keep it hard Obama. Socialism needs you. Obamas next commercial is going to be for Colon Cleanse.