Triazolam and Darunavir Interaction

Drug interaction information between Triazolam and Darunavir.

Triazolam and Darunavir have a documented major interaction in FDA labeling.

FDA drug labeling documents a major-severity interaction between Triazolam and Darunavir. 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

Triazolam

Benzodiazepine (Hypnotic)

Drug B

Darunavir

HIV Protease Inhibitor

How They Interact

Darunavir blocks the body from breaking down triazolam, which can cause the sedative to build up to dangerous levels. This can lead to extreme sleepiness or trouble breathing.

FDA Label Information

Sedatives/hypnotics: orally administered midazolam, triazolam ↑ midazolam ↑ triazolam Co-administration is contraindicated due to potential for serious and/or life-threatening reactions such as prolonged or increased sedation or respiratory depression. Triazolam and orally administered midazolam are extensively metabolized by CYP3A. Co-administration of triazolam or orally administered midazolam with darunavir may cause large increases in the concentrations of these benzodiazepines.

Frequently Asked Questions

What SPL severity band is on file for Triazolam + Darunavir?

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

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

Darunavir has 101 labeled pairs on file vs Triazolam's 10. In the major band specifically: Triazolam has 3 (also Itraconazole, Nirmatrelvir/Ritonavir); Darunavir has 15 (also Lovastatin, Sildenafil, Lurasidone, Pimozide).

What mechanism field is on file for Triazolam and Darunavir?

Darunavir blocks the body from breaking down triazolam, which can cause the sedative to build up to dangerous levels. This can lead to extreme sleepiness or trouble breathing.

Darunavir carries more major-labeled pairs than Triazolam

SPL source-record counts only. This page's band is major · classes on file: Triazolam (Benzodiazepine (Hypnotic)); Darunavir (HIV Protease Inhibitor).

Darunavir has 15 major-labeled pairs vs Triazolam's 3.

Triazolam

3 major · 2 moderate · 5 minor · 10 total

Darunavir

15 major · 16 moderate · 70 minor · 101 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.