-- Modify "Medication" table
ALTER TABLE "public"."Medication" ADD COLUMN "Pharmacist_Code" text NULL;
-- Modify "MedicationItem" table
ALTER TABLE "public"."MedicationItem" ADD COLUMN "Medicine_Code" text NULL;
-- Modify "MedicationItemDist" table
ALTER TABLE "public"."MedicationItemDist" ADD COLUMN "Nurse_Code" text NULL;
-- Modify "MedicineMixItem" table
ALTER TABLE "public"."MedicineMixItem" ADD COLUMN "Medicine_Code" text NULL;
-- Modify "PrescriptionItem" table
ALTER TABLE "public"."PrescriptionItem" ADD COLUMN "Medicine_Code" text NULL;