Generic Viagra: an Overview of the generic version
"generic Viagra" refers to generic drugs that have a mechanism of action similar to the original Viagra.
1. Composition and mechanism of action
-usually contain sildenafil as an active ingredient. Sildenafil acts by inhibiting the enzyme phosphodiesterase-5 (PDE-5), allowing for an increase in the concentration of cyclic monophosphate guanosin (cGMP) in the erectile tissue of the penis. This leads to relaxation of smooth muscles in the penis, allowing greater blood flow to the organ and facilitating erection.
2. Advantages
Cost: generic drugs are usually cheaper than brand name Viagra. This can make them a more accessible option for those who need treatment for erectile dysfunction.
Availability: in many regions, generics can be more widely available, as they can be produced by different manufacturers once the original drug patent has expired.
3. Important considerations
Regulation and quality: although generic, they must meet certain standards of quality and regulation. In many countries, generic medicines must undergo efficacy and safety tests similar to brand names. However, it is important to ensure that they are purchased from legitimate sources in order to avoid counterfeit products.
Side effects: they have the same possible side effects as the original Viagra, which may include headaches, blushing, blurred vision in some cases and gastrointestinal discomfort.
Medical recommendation: as with any medication for erectile dysfunction, a doctor should be consulted before using a generic Viagra. The doctor may evaluate the general health of the patient, possible interactions with other medications, and determine the appropriate dose.