Amphetamine

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 486 -
2005 555  69
2006 385  170
2007 701  316
2008 591  110
2009 502  89
Year Rank Change
2010 82  420
2011 81  1
2012 67  14
2013 72  5
2014 54  18
2015 54 0

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)
Amphetamine (this drug) 15,846,732
Methylphenidate 14,521,829
Lisdexamfetamine Dimesylate 6,696,494
Dextroamphetamine; Dextroamphetamine Saccharate; Amphetamine; Amphetamine Aspartate 5,372,356
Dexmethylphenidate Hydrochloride 2,199,998
Dextroamphetamine Sulfate 1,777,446

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
  • Adzenys ER
  • Adzenys XR-odt
  • Dyanavel XR
  • Evekeo
Generic Drug Synonyms and Salts
  • Amphetamine Sulfate
  • Amphetamine

FDA Approval Information

Established Pharmacologic Class (EPC): Central Nervous System Stimulant
Initial FDA approval date: 8/31/1984
First FDA applicant: Discn
First dosage form: Tablet (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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