Iodine I-131 sodium iodide

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For questions or to purchase I-131 therapy capsules, contact your sales consultant or local Cardinal Health pharmacist.

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Not all therapeutic I-131 shields are equal

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Important information

SNMMI Practice Guideline for Therapy of Thyroid Disease recommends using FDA-approved radiopharmaceuticals. See page 15.



Patient brochures

Guide for patients receiving radioiodine treatment
101 Kb - PDF

Guide for patients receiving radioiodine treatment - Spanish
184 Kb - PDF

Ask your sales consultant for samples or order copies.

Safety. Selection. Service

Because your patients are counting on you, count on Cardinal Health to safely deliver your FDA-approved I-131 therapy capsules.


Patented Piglet® Delivery System and Piglet® 2 Delivery System designed to help maximize your safety.

  • Tungsten shielding helps you keep radiation exposure ALARA (As Low As Reasonably Achievable)
  • Piglet™ Sling and Piglet™ Popper Tool reduce radiation exposure between you and the point of patient administration
  • Threaded lid assures safe containment of dosages
  • Activated charcoal ring reduces the chance of any minute amounts of vapor release
  • All patient dosages ship Yellow Bar II


Using non FDA-approved radiopharmaceuticals may potentially place you and your facility at risk of:

  • Issues concerning drug efficacy and safety
  • Exceeding your personal scope of practice based on use of unapproved drugs
  • Negative impact to your institution’s accreditation
  • Reimbursement issues
  • Impact to patient safety


What it means to you and your patients:

  • Up to 200 mCi/capsule resulting in fewer capsules per patient therapy
  • Exact prescribed activity per patient
  • Easy to swallow, smaller capsules
  • I-131 patient education brochures available in English and Spanish
  • Same day availability
  • Diagnose and provide therapy on the same day
  • Customizable delivery schedules
  • Product delivered directly to your department