Suggest Medication For Controlling Dandruff Problem

i was suffering frm typhoid fever 1 month ago....i was taking zifexim as antibiotic (2 tablets per day)...aftr taking 20 tablets the course was finished...bt till then i'am suffering from loose stool without any pain in abdomain or alimntry system...nw i take O2 tablets per day 2 tablts...how long should i take them? i also suffering dandruf problem...plz suggest me appropriate medicin