comparative study of the effectiveness of mefenamic acid, aspirin, paracetamol and placebo in relieving post-endodontic treatment pain among Iraqi patients

Postendodontic treatment pain has an annoying problem in endodontics. In this study, a comparison of the pain relief action of mefenamic acid, aspirin, paracetamol and placebo was made on 320 Iraqi patients receiving endodontic treatment. Results indicated that mefenamic acid showed superior action on relieving postendodontic pain than other medications tested. No statistical significant differences were recorded regarding aspirin, paracetamol and placebo. Under the conditions of this study. mefenamic acid can be considered as the drug of choice for controlling pain following endo dontic treatment