title: A very tight formulary can work if it has a built-in escape valve.
mesh_terms: D004363:Drug Utilization; D064420:Drug-Related Side Effects and Adverse Reactions; D005572:Formularies, Hospital as Topic; D006801:Humans; D008404:Massachusetts; D008508:Medication Errors; D010606:Pharmacy and Therapeutics Committee; D014600:Utilization Review