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FAQ

FAQ

About VIAGRA
Is VIAGRA safe?
Extensive clinical trials have shown that VIAGRA is with good tolerability. Compared to similar drugs, VIAGRA is the most commonly prescribed drug within the same class by physicians1.
What are the side effects?
The most common side effects of VIAGRA are flushing, headaches and dizziness18,26.
How long will it take for VIAGRA to work? How long is it effective for?
VIAGRA usually starts working within 30 minutes5, however, the onset time can be as fast as 14 minutes. VIAGRA can be effective for up to 4 hours18,26.
Where do I buy VIAGRA?
Please refer to the list of VIAGRA vendors Location.
Usage
How often can I take VIAGRA?
Do not take VIAGRA more than once a day18,26.
Is there an age limit on who can take VIAGRA?
VIAGRA is only suitable for adults18,26.
Can I take VIAGRA if I am taking other medication at the same time?
Do not take VIAGRA if you are taking other medications known as “nitrates” or are allergic to sildenafil or any ingredients contained in VIAGRA18,26. In additon, certain drugs (like riociguat) and body conditions also contraindicate with VIAGRA18,26 . Please consult your doctor or pharmacist for more information.
What if VIAGRA does not work?
Please verify that you are using real VIAGRA by checking the security features on the packing. If you have any doubts, please call the Pfizer Club Hotline: (852) 2960 1838.
If you have determined that the product is genuine, please consult your doctor for more information.
Can long-term use of VIAGRA lead to dependency or addiction?
No, VIAGRA is only effective for up to 4 hours, and long term data indicated that it is safe to be used, 2,18,26.