[1. S. W. Hosking, S. C. S. Chung, M. Y. Yung, A. K. C. Li, J. J. Y. Sung, T. K. W. Ling and A. F. B. Cheng, Duodenal ulcer healing by eradication of Helicobacter pylori without anti-acid treatment: randomised controlled trial, Lancet 343 (1994) 508- 510; DOI: 10.1016/S0140-6736(94)91460-5.10.1016/S0140-6736(94)91460-5]Search in Google Scholar
[2. J. Weil, D. Colin-Jones, M. Langman, D. Lawson, M. Murphy, M. Rawlins, M. Vessey and P. Wainwright, Prophylactic aspirin and risk of peptic ulcer bleeding, Br. Med. J. 310 (1995) 827-830.10.1136/bmj.310.6983.827]Search in Google Scholar
[3. G. Sachs, Proton pump inhibitors and acid-related diseases, Pharmacotherapy 17 (1997) 22-37. DOI: 10.1002/j.1875-9114.1997.tb03675.x.]Search in Google Scholar
[4. S. S. Ozturk, B. O. Palsson, B. Donohoe and J. B. Dressman, Kinetics of release from enteric- -coated tablets, Pharm. Res. 5 (1988) 550-565; DOI: 10.1023/A:1015937912504.10.1023/A:1015937912504]Search in Google Scholar
[5. Y. B. Huang, Y. H. Tsai, W. C. Yang, J. S. Chang, P. C. Wu and K. Takayama, Once-daily propranolol extended tablet dosage form: formulation design and in vitro/in vivo investigation. Eur. J. Pharm. Biopharm. 58 (2004) 607-614; DOI: 10.1016/j.ejpb.2004.03.037.10.1016/j.ejpb.2004.03.037]Search in Google Scholar
[6. K. R. Reddy, S. Mutalik and S. Reddy, Once-daily sustained release matrix tablets of nicorandil: Formulation and in vitro evaluation,AAPS Pharm. Sci. Tech. 4 (2003) 480-488; DOI: 10.1208/pt040461.10.1208/pt040461]Search in Google Scholar
[7. B.Wilson, P. H. Sitarambhai, M. S. Sajeev and G. Vinothapooshan, Design and evaluation of sustained release matrix tablets of levofloxacin for effective treatment of microbial infection, Int. J. Drug Deliv. 3 (2011) 305-314.]Search in Google Scholar
[8. Pharmacopoeia of India, Ministry of Health and Family Welfare, Government of India, Controller of Publications, New Delhi 1996, pp. A80-A84.]Search in Google Scholar
[9. United States Pharmacopoiea 23, National Formulary 18, USP Convention, Rockville (MD) 1995, pp. 1328.]Search in Google Scholar
[10. K. Tahara, K. Yamamoto and T. Nishihata, Application of model-independent and model analysis for the investigation of effect of drug solubility on its release rate from hydroxypropyl methylcellulose sustained release tablets, Int. J. Pharm. 133 (1996) 17-27; DOI: 10.1016/0378- -5173(95)04400-0.]Search in Google Scholar
[11. P. Costa and J. M. S. Lobo, Modeling and comparison of dissolution profiles, Eur. J. Pharm. Sci.13 (2001) 123-133; DOI: 10.1016/S0928-0987(01)00095-1.10.1016/S0928-0987(01)00095-1]Search in Google Scholar
[12. N. S. Parmar and J. K. Desai, A review of the current methodology for the evaluation of gastric and duodenal anti-ulcer agents, Indian. J. Pharmacol. 25 (1993) 120-135. 140]Search in Google Scholar