Optional_OptionalconcentrationThe strength per unitary volume (or mass)
OptionalconcentrationA lower limit for the strength per unitary volume (or mass), for when there is a range. The concentration attribute then becomes the upper limit
OptionalcountryThe country or countries for which the strength range applies
OptionalextensionAdditional content defined by implementations
OptionalidUnique id for inter-element referencing
OptionalmeasurementFor when strength is measured at a particular point or distance
OptionalmodifierExtensions that cannot be ignored even if unrecognized
The quantity of substance in the unit of presentation, or in the volume (or mass) of the single pharmaceutical product or manufactured item
OptionalpresentationA lower limit for the quantity of substance in the unit of presentation. For use when there is a range of strengths, this is the lower limit, with the presentation attribute becoming the upper limit
OptionalreferenceStrength expressed in terms of a reference substance
For when strength is measured at a particular point or distance