# Comparison of Different Doses of 131I in Severe Graves' Hyperthyroidism

> **NCT01039818** · PHASE3 · COMPLETED · sponsor: **Hospital de Clinicas de Porto Alegre** · enrollment: 30 (actual)

## Conditions studied

- Graves Disease

## Interventions

- **RADIATION:** Radioiodine
- **RADIATION:** Radioiodine

## Key facts

- **NCT ID:** NCT01039818
- **Lead sponsor:** Hospital de Clinicas de Porto Alegre
- **Sponsor class:** OTHER
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 1997-02
- **Primary completion:** 2011-08
- **Final completion:** 2011-08
- **Target enrollment:** 30 (ACTUAL)
- **Last updated:** 2012-09-06

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01039818

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01039818, "Comparison of Different Doses of 131I in Severe Graves' Hyperthyroidism". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT01039818. Licensed CC0.

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