Established Pharmacologic Class (EPC) Comparison, United States, 2018

Total Prescriptions in (2018)

Drug Name Total Prescriptions (2018) Percent Share
Tiotropium 6,762,986 29.7%
Albuterol Sulfate; Ipratropium Bromide 4,789,979 21%
Dicyclomine Hydrochloride 3,076,089 13.5%
Ipratropium 2,023,254 8.9%
Umeclidinium Bromide; Vilanterol Trifenatate 1,821,792 8%
Umeclidinium Bromide 1,814,590 8%
Benztropine Mesylate 1,717,960 7.5%
Atropine Sulfate; Diphenoxylate Hydrochloride 765,429 3.4%

Prescription data source: Medical Expenditure Panel Survey (MEPS) 2008-2018. Agency for Healthcare Research and Quality (AHRQ), Rockville, MD. ClinCalc DrugStats Database version 21.2. Read more about the ClinCalc DrugStats database.

All ClinCalc DrugStats figures and graphs on this page are licensed under Creative Commons Attribution-ShareAlike 4.0 International (CC BY-SA 4.0).


Related Links

Follow Us!

New and Popular


Open Menu

Cite This Page

Show AMA citation

Gorillas can't learn drug therapy ... but you can. The Top 250 Drugs by ClinCalc Academy
©2021 - ClinCalc LLC. All rights reserved.
Disclaimer - Privacy Policy - Contact Us
Updated Jan 18, 2021
Back to Top