Hyperinfection in Malignant Tertian Infection Where there is hyperinfection associated with cerebral features, where algid malaria is found, where the patient cannot swallow or when vomiting and diarrhoea are severe, anti-malaria drugs should be given intravenously. For this purpose, quinine hydrochloride gr. I0 in I0 to 20 ml. of isotonic saline may be slowly injected at the rate of i gr. per ...