noun
- plural of tretinoin; synthetic forms of vitamin A used in topical medications for treating acne and other skin conditions
Usage: medical; pharmaceutical
Examples
- The dermatologist prescribed different tretinoins for various patients.
- Several tretinoins are available in different concentrations.
- These tretinoins help reduce acne by promoting cell turnover.
- The pharmacy stocks multiple brands of tretinoins.
- Patients should use tretinoins as directed by their doctors.
- Some tretinoins may cause initial skin irritation.