Vitamin B1 is not a systemic mosquito repellent in man.
D000328:Adult; D002986:Clinical Trials as Topic; D009033:Culicidae; D005260:Female; D006801:Humans; D007299:Insect Bites and Stings / Q000517:prevention & control*; D007302:Insect Repellents; D008297:Male; D013831:Thiamine / Q000008:administration & dosage / Q000627:therapeutic use*
D007302:Insect Repellents; D013831:Thiamine