Developed by the biotech company ICOS, the drug tadalafil was approved by the FDA in late 2003 for the treatment of erectile dysfunction (ED, or male impotence). Marketed by the pharmaceutical firm Ely Lilly & Company under the brand name Cialis, the drug is the third pill approved in the US for the treatment of ED, after Viagra (1998) and Levitra (August 2003).<\/p>\n
Available by prescription only, through a doctor, or various cialis online<\/a> retailers. Cialis has become extremely popular among men suffering from erectile dysfunction. Unlike Viagra, which lasts for approximately four hours, a single dose of Cialis typically lasts for 36 hours, prompting some to call it the "weekend drug."<\/p>\n Millions of men who have experienced difficulty achieving or maintaining an erection have turned to Cialis for help. The drug helps increase blood flow to the penis, and has helped men of all ages achieve longer and harder erections, and greater satisfaction with their sex lives. Yet despite the impressive results that many men have reported after using Cialis, it is important to understand that it is not for everyone.<\/p>\n Who Shouldn’t Take Cialis?<\/strong><\/p>\n Cialis Side Effects To Know About<\/strong><\/p>\n In the event that your physician determines that you have some level of erectile dysfunction and that Cialis could help, be aware of the possible side effects you may experience, some more common than others:<\/p>\n\n
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