Dolutegravir and Estradiol Interaction

Drug interaction information between Dolutegravir and Estradiol.

Dolutegravir and Estradiol have a documented minor interaction in FDA labeling.

FDA drug labeling documents a minor-severity interaction between Dolutegravir and 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

Dolutegravir

Integrase Strand Transfer Inhibitor

Drug B

Estradiol

Estrogen Hormone

How They Interact

Dolutegravir does not interfere with how the body uses birth control hormones like estradiol.

FDA Label Information

In drug interaction trials, dolutegravir did not have a clinically relevant effect on the pharmacokinetics of the following drugs: tenofovir, methadone, midazolam, rilpivirine, and oral contraceptives containing norgestimate and ethinyl estradiol.

Frequently Asked Questions

What SPL severity band is on file for Dolutegravir + Estradiol?

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?

Estradiol has 54 labeled pairs on file vs Dolutegravir's 28. In the minor band specifically: Dolutegravir has 21 (also Omeprazole, Prednisone, Carbamazepine, Rifampin); Estradiol has 50 (also Rosuvastatin, Lamotrigine, Topiramate, Tizanidine).

What mechanism field is on file for Dolutegravir and Estradiol?

Dolutegravir does not interfere with how the body uses birth control hormones like estradiol.

Estradiol's labeled portfolio outnumbers Dolutegravir

SPL source-record counts only. This page's band is minor · classes on file: Dolutegravir (Integrase Strand Transfer Inhibitor); Estradiol (Estrogen Hormone).

Dolutegravir

1 major · 6 moderate · 21 minor · 28 total

Estradiol

1 major · 3 moderate · 50 minor · 54 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.