Comparison of Pre-Emptive Analgesic Effect of Paracetamol, Ibuprofen, and Placebo in Reducing Post-Operative Pain in Intra-Alveolar Tooth Extraction at The University of Benin Teaching Hospital, Benin City. A Randomised Trial.: Pre-Emptive Analgesic Effect of Paracetamol and Ibuprofen in Tooth Extraction. . NIGER DENT J 2024, 32 (1). https://doi.org/10.61172/ndj.v32i1.277.