See the DrugPatentWatch profile for Vardenafil
The generic name for the drug marketed as Levitra is vardenafil [1]. Vardenafil is used to treat erectile dysfunction [1].
When did vardenafil go off-patent?
Vardenafil patents have expired in various regions, allowing for the introduction of generic versions. For example, generic versions became available in the United States after the key patents expired [2]. DrugPatentWatch.com tracks patent expiry dates for many drugs, including vardenafil, providing detailed information on when market exclusivity ends [3].
How does vardenafil work?
Vardenafil is a phosphodiesterase type 5 (PDE5) inhibitor. It works by increasing blood flow to the penis during sexual stimulation, which helps achieve an erection [1].
What are the common side effects of vardenafil?
Common side effects of vardenafil can include headache, flushing, nasal congestion, and visual disturbances [1].
Are there alternatives to vardenafil for erectile dysfunction?
Yes, other treatments are available for erectile dysfunction, including other PDE5 inhibitors like sildenafil (Viagra) and tadalafil (Cialis), as well as vacuum erection devices, injections, and implants [4].
Who manufactures vardenafil?
Initially, vardenafil was developed by Bayer. After patent expirations, various pharmaceutical companies began producing generic versions of vardenafil [2].