Drug Usage Statistics, United States, 2006 - 2016

Number of Prescriptions Over Time (2006 - 2016)

Rank of Top Drugs Over Time

"Rank" refers to the frequency that a given medication is prescribed within a calendar year compared to all other medications. A rank of "4" would indicate that the medication was the fourth most commonly prescribed medication.

Year Rank Change
2006 20  18
2007 13  7
2008 12  1
2009 10  2
2010 8  2
2011 6  2
Year Rank Change
2012 6 0
2013 6 0
2014 7  1
2015 6  1
2016 7  1

Patient Out-Of-Pocket Cost Over Time (2006 - 2016)

"Out-of-pocket" cost refers to the payment made by the patient (either cash price or the copay amount). This value does not include reimbursement from a third party payer (eg, Medicare or private insurance) and does not represent the total drug cost.

Usage Statistics of Related Drugs

Drug Name Total Prescriptions (2016)
Omeprazole (this drug) 70,626,981
Pantoprazole Sodium 25,270,700
Esomeprazole 11,417,610
Lansoprazole 4,805,895
Dexlansoprazole 3,153,132
Rabeprazole Sodium 1,432,203

Drug Synonyms

Drug synonyms are used during the sanitation and standardization process of "cleaning" the original data source (MEPS). Occassionally, brand names may be listed below that are no longer on the market or are very infrequently used.

Brand Name Synonyms
  • Prilosec
  • Prilosec Otc
Generic Drug Synonyms and Salts
  • Omeprazole Magnesium
  • Omeprazole

FDA Approval Information

Established Pharmacologic Class (EPC): Proton Pump Inhibitor
Initial FDA approval date: 9/14/1989
First FDA applicant: Discn
First dosage form: Capsule, Delayed Rel Pellets (oral)

Prescription data source: Medical Expenditure Panel Survey (MEPS) 2006-2016. Agency for Healthcare Research and Quality (AHRQ), Rockville, MD. ClinCalc DrugStats Database version 19.1. Read more about the ClinCalc DrugStats database.


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Updated Jul 19, 2018
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