Excipient (pharmacologically inactive substance)
What is it?
Oleic acid, C18H34O2, is a fatty acid. It is used commercially in the preparation of oleates and lotions, and as a pharmaceutical solvent. It can be found in many animal and vegetable fats; it is primarily a monounsaturated fat. Olive oil is composed of primarily of oleic acid. Oleic acid use in asthma inhalers has been implicated in causing secondary bronchospasms in children.