
Half-life of 8-10 hours of Levitra. Accordingly, the duration of Levitra 8-10 hours. This longer duration of action of Viagra (an average of 4 hours), but less than the duration of Cialis (up to 36 hours).

Half-life of 8-10 hours of Levitra. Accordingly, the duration of Levitra 8-10 hours. This longer duration of action of Viagra (an average of 4 hours), but less than the duration of Cialis (up to 36 hours).