If a patient does not seem to be responding appropriately, I would either consider an alternative form (i.e., intravenous vs. oral), a different brand or using the brand name.
Xa ngaba isigulana singaphenduli ngokukuko kweli yeza ndiye ndisinike elilolunye uhlobo (umz., elifakwa emithanjeni endaweni yelo liselwayo), eliveliswa yenye inkampani okanye ndisinike iyeza lenkampani eyaziwayo.