| Lesion Index | |
| Treatment | (Media ± E.S.M.) (mm) |
| Negative Control | 42.4 ± 11.9 |
| Freeze dried red mangrove 500 mg/Kg b.w. | 13.2 ± 8.0** |
| HMWP 100 mg/Kg b.w. | 37.5 ± 23.1 |
| LMWP 100 mg/Kg b.w. | 25.4 ± 17.8 |
| Ranitidine 100 mg/Kg b.w. | 10.8 ± 9.1** |