Definition of sildenafil citrate in English:

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sildenafil citrate

Pronunciation: /silˌdenəˌfil ˈsitrāt/
Pronunciation: /silˌdenəˌfil ˈsītrāt/


A crystalline compound that works by inhibiting the breakdown of enzymes that leads to loss of erection. Also called Viagra ( trademark).
  • Chemical formula: C22H30N6O4S.
Example sentences
  • DeBusk and associates conducted a randomized, double-blind, prospective, multi-center, placebo-controlled study to evaluate the efficacy and safety of sildenafil citrate when used to treat erectile dysfunction.
  • Though the ocular side effects of sildenafil have been reported, no information is available on the histopathologic effects of chronic use of sildenafil citrate on the ocular vasculature.
  • Decreased libido has also been treated with sildenafil citrate.

For editors and proofreaders

Syllabification: sil·den·a·fil cit·rate

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