f:Medication
status: minimum cardinality of 'status' is 1
f:Medication/f:ingredient
strength: minimum cardinality of 'strength' is 1
f:Medication/f:ingredient/f:strength
id: maximum cardinality of 'id' is 1
numerator: maximum cardinality of 'numerator' is 1
denominator: maximum cardinality of 'denominator' is 1