Tadalafil

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 669 -
2005 337  332
2006 396  59
2007 397  1
2008 378  19
2009 372  6
Year Rank Change
2010 394  22
2011 300  94
2012 276  24
2013 222  54
2014 285  63
2015 301  16

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)
Sildenafil 1,954,713
Tadalafil (this drug) 1,389,760

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
  • Adcirca
  • Cialis
Generic Drug Synonyms and Salts
  • Tadalafil

FDA Approval Information

Established Pharmacologic Class (EPC): Phosphodiesterase 5 Inhibitor
Initial FDA approval date: 11/21/2003
First FDA applicant: Rx
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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