Fig. 3From: Knowledge and perception of biosimilars in ambulatory care: a survey among Belgian community pharmacists and physiciansCommunity pharmacist and physician views on interchangeability. Interchangeability: interchangeability refers to the possibility of exchanging one medicine for another medicine that is expected to have the same clinical effect. This could mean replacing a reference product with a biosimilar (or vice versa) or replacing one biosimilar with another. N number, RP reference productBack to article page