Mu nganda z’ibikoresho by’ubwubatsi zihanganye muri iki gihe, kuba ibikoresho byizewe, ko bihoraho mu gutanga ibikoresho, ndetse no gutanga ubufasha mu bya tekiniki si amahitamo—ni ibintu byitezwe. Kingmax, yacu Hydroxypropyl Methylcellulose (HPMC) ikigo cy’umusaruro cyizewe n’abantu barenga Abakiriya 1,000 mu bihugu birenga 40, bitewe nuko twibanda ku ireme, kwaguka, n'ubufatanye.