Ramazani, M.; Hamidi, M. R.; Moghaddamnia, A. A.; Ramazani, N.; Zarenejad, N. The Prophylactic Effects of Zintoma and Ibuprofen on Post-Endodontic Pain of Molars With Irreversible Pulpitis: A Randomized Clinical Trial. Iran Endod J 2013, 8, 129-135.