Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Potassium iodide recommended doses.
| Adults >40 years of age with thyroid exposure ≥5 Gy | 130 mg day−1 |
| Adults 18–40 years of age with thyroid exposure ≥0.1 Gy | 130 mg day−1 |
| Pregnant or lactating women with thyroid exposure ≥0.05 Gy | 130 mg day−1 |
| Children and adolescents 3–18 years of age with thyroid exposure ≥0.05 Gy | 65 mg day−1 |
| Infants 1 month to 3 years of age with thyroid exposure ≥0.05 Gy | 32 mg day−1 |
| Neonates from birth to 1 month with thyroid exposure ≥0.05 Gy | 16 mg day−1 |
