Sulfasalazine

Drug Usage Statistics, United States, 2005 - 2015

Number of Prescriptions Over Time (2005 - 2015)

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
2004 416 -
2005 412  4
2006 301  111
2007 321  20
2008 318  3
2009 308  10
Year Rank Change
2010 350  42
2011 289  61
2012 268  21
2013 278  10
2014 249  29
2015 311  62

Patient Out-Of-Pocket Cost Over Time (2005 - 2015)

"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 (2015)
Mesalamine 3,897,422
Sulfasalazine (this drug) 1,227,613

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
  • Azulfidine
  • Azulfidine EN-tabs
  • S.A.S.-500
Generic Drug Synonyms and Salts
  • Sulfasalazine

FDA Approval Information

Established Pharmacologic Class (EPC): Aminosalicylate
Initial FDA approval date: Prior to January 1, 1982
First FDA applicant: Rx
First dosage form: Suspension (oral)

Prescription data source: Medical Expenditure Panel Survey (MEPS) 2005-2015. Agency for Healthcare Research and Quality (AHRQ), Rockville, MD. ClinCalc DrugStats Database version 18.0. Read more about the ClinCalc DrugStats database.

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Updated Mar 4, 2017
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