Erectile Dysfunction Articles A-Z
As this eMedTV article explains, there is currently no generic Cialis available. This is because Cialis is under patent until 2016. Once Cialis goes off patent, it is expected that a generic version of Cialis will become available.
As this eMedTV page explains, Levitra is currently protected by a patent that prevents a generic form of the drug from being manufactured. The earliest date that a generic Levitra could become available is 2018, when the patent expires.
Viagra is not yet available in generic form. As this eMedTV resource explains, a patent held by the manufacturer currently prevents other companies from making generic Viagra products. Generic Viagara is a common misspelling of generic Viagra.
Generic Viagra will not be available until after 2012, when Viagra's patent expires. This eMedTV Web page explains that when Viagra goes off patent, there will likely be several companies that will start manufacturing a generic version of Viagra.
It is possible to develop headaches from Levitra. This eMedTV page discusses the results of clinical studies involving Levitra and headaches, and explains what your doctor may recommend if headaches do occur (for example, changing your medication).
One alternative to Cialis is "herbal Cialis." But as this eMedTV article explains, no herbs or supplements have proven effective at treating erectile dysfunction (ED). This page lists things to be aware of if you are considering taking herbal Cialis.
Many people sell "herbal Levitra" as a natural, less expensive alternative to Levitra. However, as this eMedTV article explains, no herbs or supplements have been proven effective for the treatment of erectile dysfunction (ED).