Drug Usage Statistics, United States, 2013 - 2021

Sennosides Summary for 2021

Top drug rank #270 ( 21)
Estimated number of prescriptions in the United States (2021) 1,034,701
Estimated number of patients in the United States (2021) 475,307
Average total drug cost (USD)  
Per prescription $4.85
Per day of therapy $0.15/day
Average out-of-pocket cost (USD)  
Per prescription $1.75
Per day of therapy $0.11/day

Total Prescriptions and Patients Per Year (2013 - 2021)

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
2013 333  25
2014 319  14
2015 294  25
2016 292  2
Year Rank Change
2017 296  4
2018 275  21
2019 344  69
2020 291  53
2021 270  21

Drug Cost Over Time (2013 - 2021)

  • Cost Per Prescription Fill: Average cost per filled prescription regardless of how many days of therapy the prescription is filled for (e.g. 10 days, 30 days, 90 days, etc.)
  • Cost per Day of Therapy: The average cost per prescription fill divided by the days of therapy. For example, a 10-day antibiotic course costing $30 would be $3 per day. Similarly, a 30-day supply of an oral antihypetensive costing $30 would be $1 per day.

  • Total cost: The average total cost of the medication including the out-of-pocket cost (see below) plus the amount paid by other parties (Medicare, Medicaid, private insurance, Veterans Administration, TRICARE, other state/federal sources, Worker's compensation, and other miscellaneous sources)
  • Out-of-pocket cost: The average payment made by the patient which may include deductibles, coinsurance, copayments, or the cash price paid without insurance coverage.

Cost Per Prescription Fill (USD)

Cost Per Day of Therapy (USD/day)

Distribution of Dispensed Dosage Forms (2021)

Dosage Form Strength % of Dispensed Products
Tablet/capsule 8.6 mg 94.3%
Other, unspecified, or misc. 5.7%

Distribution of Days Supplied (2021)

"Days supply" is defined as the number of days that a prescription should last. For example, a prescription of 60 tablets that is taken twice daily has a day supply of 30 days.

Related Drugs

Therapeutic Classes

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
  • Careall Sennosides
  • Chocolate Flavored Senna
  • Chocolate Laxative
  • Chocolated Laxative
  • Cvs Senna Laxative
  • EX-lax
  • Exchange Select
  • Genexa Senna Laxative
  • Geri-kot
  • Gericare Senna Syrup
  • Heb Maximum Strength Laxative Pills
  • Kroger Senna Laxative
  • Lax-aid
  • Lax-time
  • Laxative
  • Laxative Pills
  • Laxative Senna
  • Leader Regular Strength Chocolate Laxative Sennosides
  • Maximum Strength Laxative
  • Maximum Strength Laxative Pills
  • Meijer Senna Laxative
  • Natural Laxative
  • Natural Vegetable Laxative
  • Only For
  • Perdiem
  • Plus Pharma Senna
  • Preferred Plus Senna
  • Senna
  • Senna Lax
  • Senna Laxative
  • Senna Liquid
  • Senna Natural Vegetable
  • Senna Syrup
  • Senna Time
  • Senna-lax
  • Senna-tabs
  • Sennosides Natural Laxative
  • Senokot
  • Stimulant Laxative
  • Super Colon Cleanse
  • Valumeds Natural Laxative
  • Vegetable Laxative
  • Walgreens Senna Laxative
  • Senexon
  • Senna Tabs
Generic Drug Synonyms and Salts
  • Senna
  • Sennosides

FDA Approval Information

Established Pharmacologic Class (EPC): N/A
Initial FDA approval date: 6/1/1956
First FDA applicant: Atlantis Consumer Healthcare, Inc.
First dosage form: Tablet (oral)

Prescription data source: Medical Expenditure Panel Survey (MEPS) 2013-2021. Agency for Healthcare Research and Quality (AHRQ), Rockville, MD. ClinCalc DrugStats Database version 2024.01. Read more about the ClinCalc DrugStats database.

All ClinCalc DrugStats figures and graphs on this page are licensed under Creative Commons Attribution-ShareAlike 4.0 International (CC BY-SA 4.0).


Related Links

Follow Us!

New and Popular


Open Menu

Cite This Page

Show AMA citation

Gorillas can't learn drug therapy ... but you can. The Top 250 Drugs by ClinCalc Academy
©2024 - ClinCalc LLC. All rights reserved.
Disclaimer - Privacy Policy - Contact Us
Updated Sep 12, 2021
Back to Top