western norway pharmaceutical trust western norway pharmaceutical trust western norway pharmaceutical trust (norwegian: apotekene vest hf) is a health trust owned by western norway regional health authority that operates four hospital pharmacies at haukeland university hospital in bergen, stavanger hospital, haugesund hospital and førde hospital. the pharmacies are part of the ditt apotek chain and use norsk medisinaldepot as wholesaler. pharmacies of norwaywholesalers alliance boots apokjeden norsk medisinaldepot chains boots apotek apotek 1 ditt apotek vitusapotek pharmaceutical trusts central northern southern and eastern western institutions norwegian pharmacy association norwegian medicines agency