A drug, C22H30N6O4S, used to treat sexual dysfunction by increasing the level of cyclic GMP, which increases blood flow to erectile tissues.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "sildenafil" in a sentence
"Viagra, aka sildenafil citrate, doesn't mix well with other substances, which means it's difficult to package in a patch."
"Viagra, which has the chemical name sildenafil citrate, was the first drug approved to treat ED in the United States."
"The FDA asserts that this ingredient is an analog of sildenafil, which is the active chemical ingredient of"