Drug Usage Statistics, United States, 2007 - 2017

Number of Prescriptions Over Time (2007 - 2017)

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
2007 146  2
2008 136  10
2009 128  8
2010 124  4
2011 125  1
2012 133  8
Year Rank Change
2013 149  16
2014 123  26
2015 127  4
2016 125  2
2017 115  10

Patient Out-Of-Pocket Cost Over Time (2007 - 2017)

"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 (2017)
Ranitidine 16,369,542
Famotidine (this drug) 6,412,032

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
  • Famotidine Preservative Free
  • Famotidine Preservative Free (Pharmacy Bulk)
  • Famotidine Preservative Free IN Plastic Container
  • Fluxid
  • Pepcid
  • Pepcid AC
  • Pepcid Preservative Free
  • Pepcid Preservative Free IN Plastic Container
  • Pepcid Rpd
Generic Drug Synonyms and Salts
  • Famotidine

FDA Approval Information

Established Pharmacologic Class (EPC): Histamine-2 Receptor Antagonist
Initial FDA approval date: 10/15/1986
First FDA applicant: Rx
First dosage form: Tablet (oral)

Prescription data source: Medical Expenditure Panel Survey (MEPS) 2007-2017. Agency for Healthcare Research and Quality (AHRQ), Rockville, MD. ClinCalc DrugStats Database version 20.1. Read more about the ClinCalc DrugStats database.


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Updated Jul 19, 2018
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