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Medically reviewed by Last updated on Dec 4, 2023.

Excipient (pharmacologically inactive substance)

What is it?

Nonoxynols are a group of compounds that are surface-acting agents, used in spermicidal preparations such as contraceptive foam and diaphragm jelly. Common U.S. brand names include: Emko, Conceptrol, Encare, Koromex.

List of medications using Nonoxynol-100

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.