<prompt> tafadhali geuza maudhui haya ya swahili kwenda kwa kiingereza.matibabu ya vidonda sugu kwa ujumla inajumuisha kuondoa sababu ambazo zinaweza kuingilia uponyaji, pamoja na kutumia dawa tofauti za kuzuia maradhi.  <response>: treatment for refractory ulcers generally involves eliminating factors that may interfere with healing, along with using different antibiotics. 