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Data updated: Jun 28, 2026

MIDAMOR (amiloride hydrochloride) · PADAGIS US

Cardiovascular Approved 1981-10-05

Amiloride HCl is indicated as adjunctive treatment with thiazide diuretics or other kaliureticdiuretic agents in congestive heart failure or hypertension to: help restore normal serum potassium levels in patients who develop hypokalemia on the kaliuretic diuretic. prevent development of hypokalemia in patients who would be exposed to particular risk if hypokalemia were to develop, e.g., digitalized patients or patients with significant cardiac arrhythmias.

1
Indication
--
Phase 3 Trials
44
Years on Market

Details

Status
Prescription
First Approved
1981-10-05
Routes
ORAL
Dosage Forms
TABLET

Companies

Active Ingredient: AMILORIDE HYDROCHLORIDE

MIDAMOR Approval History

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Original
New Indication
New Form
Label Update
27 FDA actions from 1981 to 2003
Feb 2003 SUPPL
Label · Labeling
Jun 2002 SUPPL
Mfg · Manufacturing (CMC)
Mar 2002 SUPPL
Label · Labeling

What MIDAMOR Treats

4 indications

MIDAMOR is approved for 4 conditions since its original approval in 1981. These indications span multiple therapeutic areas including oncology, immunology, and more.

Source: FDA Label

MIDAMOR Competitive Set

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Filters applied: drops same-active-ingredient (505(b)(2) reformulations), route-mismatch (topical vs systemic), and cross-therapeutic-area matches in same-indication rings.

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Active Pipeline

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Key Completed Trials

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Completed studies with published results, ranked by significance

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Trial Timeline

Full development history with FDA approval milestones

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Understanding FDA Approval Types
Count Type What it means
- ORIG Original approval - drug first enters market
- SUPPL - Efficacy New indication (new disease/condition approved)
- SUPPL - Labeling Label text changes (warnings, dosing updates)
- SUPPL - Manufacturing Production changes (new facility)
- SUPPL - Chemistry Formulation changes (new dosage strength)

Green lines in the timeline show ORIG and Efficacy approvals - the clinically meaningful milestones.

MIDAMOR FDA Label Details

Indications & Usage

FDA Label (PDF)

Amiloride HCl is indicated as adjunctive treatment with thiazide diuretics or other kaliureticdiuretic agents in congestive heart failure or hypertension to: help restore normal serum potassium levels in patients who develop hypokalemia on the kaliuretic diuretic. prevent development of hypokalemia in patients who would be exposed to particular risk if hypokalemia were to develop, e.g., digitalized patients or patients with significant cardiac arrhythmias. The use of potassium-conserving agents is often unnecessary in patients receiving diuretics for uncomplicated essential hypertension when s...

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Data Sources

Data sourced from official FDA and NIH databases. Click links to verify on original sources.