present application describes a device system and method for administering proper radiation and or medication doses to patients a dose of radiation may be determined by an intensity and a time period over which the radiation is applied to the patient in determining the dose for a particular patient the size of the patient the location on the body where the radiation is applied and the radiation type i e ct scan x ray etc may be taken into account additionally some types of radiation are applied in conjunction with iv contrast media and or sedation doses of iv contrast media and doses of sedation including whether or not contrast media and or sedation are necessary are also dependent on the size of the patient the type of radiation being applied and the location of the radiation at least in part because of all of the factors that must be considered for dosing radiation iv contrast media and sedation errors can occur in determining the dose for one or all of these these errors can have significant implications for patients including radiation overdose radiation poisoning development of cancer kidney damage kidney failure and the like thus simplifying and removing the need for complicated calculations can significantly reduce the risk incurred by patients receiving such treatments to achieve this dosages can be standardized into various zones that are determined based on patient size patient size can be determined.