Temazepam and Ethinyl Estradiol Interaction

Drug interaction information between Temazepam and Ethinyl Estradiol.

Temazepam and Ethinyl Estradiol have a documented minor interaction in FDA labeling.

FDA drug labeling documents a minor-severity interaction between Temazepam and Ethinyl Estradiol. This page displays the available source-record category and label text. The category is not an individual risk estimate or medication-combination direction.

Drug A

Temazepam

Benzodiazepine (Hypnotic)

Drug B

Ethinyl Estradiol

Vaginal Contraceptive Ring

How They Interact

Birth control hormones can cause your body to clear out this sleep medicine faster than it should. This can make the sleep medicine feel weaker or not work at all.

FDA Label Information

CHCs have been shown to decrease plasma concentrations of acetaminophen, clofibric acid, morphine, salicylic acid and temazepam.

Frequently Asked Questions

What SPL severity band is on file for Temazepam + Ethinyl Estradiol/Etonogestrel?

Compiled FDA labeling labels this pair minor. That is a source-record field, not an individual medication-combination decision.

Which drug in this pair has the larger labeled-interaction portfolio?

Ethinyl Estradiol has 28 labeled pairs on file vs Temazepam's 7. In the minor band specifically: Temazepam has 7 (also Clarithromycin, Duloxetine, Estradiol, Ethinyl Estradiol); Ethinyl Estradiol has 27 (also Atorvastatin, Amoxicillin, Estradiol, Lamotrigine).

What mechanism field is on file for Temazepam and Ethinyl Estradiol/Etonogestrel?

Birth control hormones can cause your body to clear out this sleep medicine faster than it should. This can make the sleep medicine feel weaker or not work at all.

Ethinyl Estradiol's labeled portfolio outnumbers Temazepam

SPL source-record counts only. This page's band is minor · classes on file: Temazepam (Benzodiazepine (Hypnotic)); Ethinyl Estradiol (Vaginal Contraceptive Ring).

Temazepam

0 major · 0 moderate · 7 minor · 7 total

Ethinyl Estradiol

0 major · 1 moderate · 27 minor · 28 total

Sources: FDA Drug Labels (SPL) via openFDA (2026). This is for informational purposes only and is not medical advice. This registry does not provide individual medication-combination directions.