Cialis contains tadalafil whereas Levitra and Viagra contain vardenafil and sildenafil citrate respectively. Generic Cialis in comparison to Levitra and Viagra has one negative aspect. It causes muscle aches as a side effect, which is not noticeable in the other drugs. The positive effects of Generic Cialis in comparison to Levitra and Viagra are that the effect of the former lasts for a longer time. This has resulted in Cialis being named as a weekend drug in comparison to Levitra and Viagra, which are termed as daily drugs. These are the basic differences between these three popular drugs.

Apart from these differences, Generic Cialis in comparison with Levitra and Viagra is no different. All three drugs offer an efficiency level of seventy percent. Finally, it is up to you to decide which drug suits you better. This decision must be based on doctor's consultation and your own specific physical condition.