Skip to main content
. Author manuscript; available in PMC: 2023 Aug 9.
Published in final edited form as: J Med Syst. 2020 Sep 8;44(10):185. doi: 10.1007/s10916-020-01603-9

Appendix 5:

AHFS-defined medication order descriptive statistics

AHFS Tier 1 Tier 2 Tier 3 Frequency Percent of Total

CNS Agents Analgesics and Antipyretics Opiate Agonists 67,845 41.3
Anti-infective Agents 14,903 9.1
CNS Agents Analgesics and Antipyretics 13,556 8.3
CNS Agents Analgesics and Antipyretics Analgesics and Antipyretics, Miscellaneous 11,118 6.8
Blood Formation, Coagulation, and Thrombosis 9677 5.9
Cardiovascular Drugs 8381 5.1
CNS Agents Anxiolytics, Sedatives, and Hypnotics 7230 4.4
CNS Agents Analgesics and Antipyretics Other Nonsteroidal 5203 3.2
Anti-Inflammatory Agents
Gastrointestinal Drugs 4505 2.7
Autonomic Drugs 3125 1.9
Electrolytic, Caloric, and Water Balance 2603 1.6
CNS Agents Analgesics and Antipyretics Salicylates 2251 1.4
Antihistamine Drugs 1909 1.2
Hormones and Synthetic Substitutes 1714 1.0
CNS Agents Psychotherapeutic Agents 1206 0.7
CNS Agents Anticonvulsants 931 0.6
Vitamins 653 0.4
CNS Agents Analgesics and Antipyretics Opiate Partial Agonists 558 0.3
Local Anesthetics 521 0.3
Respiratory Tract Agents 481 0.3
Miscellaneous Therapeutic Agents 458 0.3
Antineoplastic Agents 438 0.3
Eye, Ear, Nose, and Throat (EENT) Preparations 332 0.2
Skin and Mucous Membrane Agents 290 0.2
CNS Agents, Miscellaneous 283 0.2
CNS Agents General Anesthetics 221 0.1
Blood Derivatives 197 0.1
Serums, Toxoids, and Vaccines 139 0.1
Smooth Muscle Relaxants 91 0.1
CNS Agents Antiparkinsonian Agents 78 0.0
CNS Agents Analgesics and Antipyretics Cyclooxygenase-2 (COX-2) 77 0.0
Inhibitors
CNS Agents Opiate Antagonists 75 0.0
Oxytocics 39 0.0
CNS Agents Antimanic Agents 34 0.0
Heavy Metal Antagonists 29 0.0
CNS Agents Antimigraine Agents 29 0.0
CNS Agents Anorexigenic Agents and Respiratory 11 0.0
and Cerebral Stimulants, Miscellaneous
Diagnostic Agents 3 0.0
Enzymes 1 0.0
CNS Agents Fibromyalgia Agents 1 0.0
Missing or Uncategorizable 4677 1.8
Total 165,873 100