Triamterene Capsule
Pricing Report NDC 66993-831-02

Current NADAC: $5.97533 per EA · Effective Sep 23, 2026 · Est. package price $597.53 (100 EA)
Table of Contents
  1. Current Pricing Information
  2. Pricing History

Current Package Pricing Information

The current wholesale acquisition cost for Triamterene (NDC 66993-831-02) is $5.97533 per EA. This benchmark price is based on the National Average Drug Acquisition Cost (NADAC) and has been effective since Sep 23, 2026.

As a a human prescription drug provided by Prasco Laboratories, this medication is distributed in a 100 CAPSULE in 1 BOTTLE configuration. The pricing data is derived from C/I - Chain or Independent Pharmacy surveys, reflecting the actual invoice prices paid by community pharmacies to drug wholesalers.

NADAC Pricing Summary

NADAC pricing snapshot for this package NDC

Acquisition Cost
$5.97533
Per EA

Pricing Unit
Per EA Pricing Unit
Indicates the billing unit (ML, GM or EA).
Effective Date
Sep 23, 2026
Billable Units
100 EA
Estimated Package Price
$597.53
Data Status
As of Oct 07, 2026
Pharmacy Source Pharmacy Type Indicator
Data collected from Chain/Independent pharmacy surveys.
C/I - Chain or Independent Pharmacy
Rate Classification Classification for Rate Setting
Indicates if the NDC is Brand (B) or Generic (G).
G - Generic
Package NDC
66993-831-02
Description
100 CAPSULE in 1 BOTTLE
Pricing Methodology Explanation
The NADAC was calculated using information from the most recently completed pharmacy survey.
The CMS Covered Outpatient File drug category type of S/I/N (Single Source/Innovator/Non-Innovator) has not been applied. Most S/I drugs with the same strength, dosage form and route of administration were grouped together for the purpose of the NADAC calculation and N drugs were also grouped together. In some cases, however, in calculating a NADAC, the CMS S/I/N designation was not applied when the state Medicaid brand or generic payment practices for these drugs generally differed from the CMS Covered Outpatient File designation.

Historical Pricing Trends & Acquisition Cost Benchmarks

Since Sep 2021, the NADAC wholesale price for (NDC ) has moved within a range of $5.97533 to $8.72044 per EA. Over this 5 years period, the pricing trend reflects the shifting acquisition costs reported by retail and chain pharmacies to the Centers for Medicare and Medicaid Services (CMS). The following interactive chart and historical table detail every recorded price adjustment based on these federal surveys.

Price Range
$5.9753 - $8.7204
Market Volatility
45.94% Variance
Latest Trend
1.54%

Recent NADAC Price History

DateUnit PriceUnitSourceMethodRate
Sep 23, 2026 $5.97533 EAC/I - Chain or Independent PharmacyCode 1, 6G - Generic
Aug 19, 2026 $6.06896 EAC/I - Chain or Independent PharmacyCode 1, 6G - Generic
Jul 22, 2026 $6.11379 EAC/I - Chain or Independent PharmacyCode 1, 6G - Generic
Jun 17, 2026 $6.28338 EAC/I - Chain or Independent PharmacyCode 1, 6G - Generic
May 20, 2026 $6.46339 EAC/I - Chain or Independent PharmacyCode 1, 6G - Generic
Apr 22, 2026 $6.68763 EAC/I - Chain or Independent PharmacyCode 1, 6G - Generic
Mar 18, 2026 $6.87592 EAC/I - Chain or Independent PharmacyCode 1, 6G - Generic
Feb 18, 2026 $7.05056 EAC/I - Chain or Independent PharmacyCode 1, 6G - Generic
Jan 21, 2026 $7.37975 EAC/I - Chain or Independent PharmacyCode 1, 6G - Generic
Dec 17, 2025 $7.45303 EAC/I - Chain or Independent PharmacyCode 1, 6G - Generic
Nov 19, 2025 $7.47851 EAC/I - Chain or Independent PharmacyCode 1, 6G - Generic
Oct 22, 2025 $7.37204 EAC/I - Chain or Independent PharmacyCode 1, 6G - Generic

Earlier NADAC Price History

Pricing Methodology Legend

  • Code 1: The NADAC was calculated using information from the most recently completed pharmacy survey.
  • Code 4: The NADAC was carried forward from the previous file.
  • Code 6: The CMS Covered Outpatient File drug category type of S/I/N (Single Source/Innovator/Non-Innovator) has not been applied. Most S/I drugs with the same strength, dosage form and route of administration were grouped together for the purpose of the NADAC calculation and N drugs were also grouped together. In some cases, however, in calculating a NADAC, the CMS S/I/N designation was not applied when the state Medicaid brand or generic payment practices for these drugs generally differed from the CMS Covered Outpatient File designation.

Understanding NADAC Pricing Data

The National Average Drug Acquisition Cost (NADAC) is compiled by the Centers for Medicare and Medicaid Services (CMS). This data is derived from random monthly surveys of more than 60,000 pharmacies across all 50 states.

Important Price Distinction:

The prices listed on this page represent the wholesale invoice price paid by pharmacies to acquire the drug. This is NOT the retail price paid by consumers at the pharmacy counter. Final patient costs typically include pharmacy markups, professional dispensing fees, and insurance adjustments.

NADAC Pricing Data Last Updated on: October 07, 2026