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Data updated: May 26, 2026

ULTRA-TECHNEKOW V4 (technetium tc-99m sodium pertechnetate generator)

Radiopharmaceutical Activity
Other Approved 1973-11-23

ULTRA-TECHNEKOW V4 is indicated for the treatment of Thyroid Imaging; Salivary Gland Imaging; Urinary Bladder Imaging; Vesicoureteral Reflux; Nasolacrimal Drainage System Imaging.

Source: FDA Label • CURIUM
1
Indication
--
Phase 3 Trials
52
Years on Market

Details

Status
Prescription
First Approved
1973-11-23
Routes
INTRAVENOUS
Dosage Forms
SOLUTION

ULTRA-TECHNEKOW V4 Approval History

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Original
New Indication
New Form
Label Update
66 FDA actions from 1973 to 2017
Jan 2017 SUPPL
Mfg · Manufacturing (CMC)
May 2015 SUPPL
Label · Labeling
Feb 2015 SUPPL
Mfg · Manufacturing (CMC)

What ULTRA-TECHNEKOW V4 Treats

5 indications

ULTRA-TECHNEKOW V4 is approved for 5 conditions since its original approval in 1973. These indications span multiple therapeutic areas including oncology, immunology, and more.

  • Thyroid Imaging
  • Salivary Gland Imaging
  • Urinary Bladder Imaging
  • Vesicoureteral Reflux
  • Nasolacrimal Drainage System Imaging
Source: FDA Label

ULTRA-TECHNEKOW V4 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.

Drugs Similar to ULTRA-TECHNEKOW V4

FDA-approved drugs for similar conditions. Compare mechanisms and indications to understand treatment alternatives.

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SULFUR HEXAFLUORIDE LIPID-TYPE A MICROSPHERES
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Shared indications:
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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.

ULTRA-TECHNEKOW V4 FDA Label Details

Indications & Usage

FDA Label (PDF)

ULTRA-TECHNEKOW V4 is indicated for the treatment of Thyroid Imaging; Salivary Gland Imaging; Urinary Bladder Imaging; Vesicoureteral Reflux; Nasolacrimal Drainage System Imaging.

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Data Sources

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