Article 1 Commerce 1 Cost 1 Costs and Cost Analysis 1 Drug Costs 1 Drug Industry 1 Economics 1 Evzio Humans 1 Naloxone 1 Narcan 1 Narcotic Antagonists 1 Price 1 United States 1 commercial phenomena 1 cost 1 drug cost 1 drug database 1 drug formulation 1 drug industry 1 drug marketing 1 economics 1 evidence based medicine 1 food and drug administration 1 human 1 naloxone 1 narcotic antagonist 1 trend study 1