Hong Kong police investigating the clinic after being hospitalized . Four women are being treated for septic shock after receiving anti - CIK treatment . Treatment is normally only given to cancer patients , doctors said . In a statement from the health department -- which is investigating the matter -- a spokesman said patients had received what 's called a DC-CIK treatment , a procedure that involves , `` concentration and processing of blood taken from the person , and subsequent infusion of the mixture back into the patient . Clinic 's founder says they referred to an independent doctor .
Hong Kong police investigating the clinic after being hospitalized . Four women are being treated for septic shock after receiving anti - CIK treatment . Treatment is normally only given to cancer patients , doctors said . Clinic 's founder says they referred to an independent doctor .