Korean Journal of Geriatrics & Gerontology

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Table. 1.

Table. 1.

Oral erectile dysfunction medicines classified by ingredient name in Korea

Ingredient Sildenafil Tadalafil Vardenafil Avanafil Udenafil Mirodenafil
Brand name Viagra Cialis Levitra Stendra Zydena Mvix
Introduction time 1998 FDA 2003 FDA 2003 FDA 2012 FDA 2005 2011
Manufacturer Pfizer Lilly Bayer Metuchen Dong-A SK chemicals
Formula C22H30N6O4S C22H19N3O4 C23H32N6O4S C23H26ClN7O3 C25H36N6O4S C26H37N5O5S
T max 0.95 hr 2 hr 0.8 hr 0.75 hr 0.76 hr 1.4 hr
T 1/2 3.98 hr 17.5 hr 4.7 hr 5.1 hr 9.88 hr 2.5 hr

FDA, Food and Drug Administration.

Korean J Clin Geri 2023;24:7-11 https://doi.org/10.15656/kjcg.2023.24.1.7
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