Celecoxib and Heparin Interaction

Drug interaction information between Celecoxib and Heparin.

Celecoxib and Heparin have a documented moderate interaction in FDA labeling.

FDA drug labeling documents a moderate-severity interaction between Celecoxib and Heparin. 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

Celecoxib

COX-2 Selective NSAID

Drug B

Heparin

Unfractionated Heparin

How They Interact

Both drugs affect how your blood clots, with one thinning the blood and the other stopping platelets from clumping. This combination makes it much easier for you to bleed or bruise.

FDA Label Information

7.2 Platelet Inhibitors Drugs such as NSAIDS (including salicylic acid, ibuprofen, indomethacin, and celecoxib), dextran, phenylbutazone, thienopyridines, dipyridamole, hydroxychloroquine, glycoprotein IIb/IIIa antagonists (including abciximab, eptifibatide, and tirofiban), and others that interfere with platelet-aggregation reactions (the main hemostatic defense of heparinized patients) may induce bleeding and should be used with caution in patients receiving heparin sodium.

Frequently Asked Questions

What SPL severity band is on file for Celecoxib + Heparin?

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

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

Heparin has 20 labeled pairs on file vs Celecoxib's 19. In the moderate band specifically: Celecoxib has 3 (also Methotrexate, Diflunisal); Heparin has 10 (also Ibuprofen, Hydroxychloroquine, Indomethacin, Dipyridamole).

What mechanism field is on file for Celecoxib and Heparin?

Both drugs affect how your blood clots, with one thinning the blood and the other stopping platelets from clumping. This combination makes it much easier for you to bleed or bruise.

Heparin's labeled portfolio outnumbers Celecoxib

SPL source-record counts only. This page's band is moderate · classes on file: Celecoxib (COX-2 Selective NSAID); Heparin (Unfractionated Heparin).

Celecoxib

0 major · 3 moderate · 16 minor · 19 total

Heparin

0 major · 10 moderate · 10 minor · 20 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.