1. 1. Graham-smith, D.G. and Aronson, J.K.: Drug interaction. In clinical textbook of clinical pharmacology and drug therapy: Oxford University press, oxford, 1984, 638.
2. 2. Winter, C.A.; Risley, E.A. and Nuss, G.W.: Carrageenane induced oedema in hind paw of rat as an assay for anti inflammatory drugs. Proc. Soc. Exp. Biol. Med. 1962, 111, 544-547.
3. 3. BUTTLE GA, D'ARCY PF, HOWARD EM, KELLETT DN. Plethysmometric measurement of swelling in the feet of small laboratory animals. Nature. 1957 Mar 23;179(4560):629.
4. 4. Reisine, T. And Pasternak, G. : opioid analgesics and antagonists: in Goodman and Gilman's the pharmacolocal basis of therapeutics, Ed. P.B. Molinoff, R.W. Ruddon and A.G. Gillman, Mc Graw - Hill, Newyork, 1996, 521-555,.
5. 5. Jain N.K., Singh, A. And Kulkarni, S.k.: comparative analgesic, anti-inflammatory and ulcerogenic study of Zinc Naproxone Vs Naproxone. Ind.J.Pharamacol.2000 32 (1) :53.