123I-Solution 74 MBq/ml

Indication

Used for diagnostic imaging in nuclear medicine, particularly for thyroid imaging and evaluation.

Dosage (summary)

Administered as a single intravenous injection, typically 74 MBq/ml depending on the specific imaging requirements.

Onset of Action / Duration

Immediate imaging results can be obtained, but biological clearance may take several hours to days depending on the individual's metabolism.

Special Populations

• Elderly patients
• Patients with renal impairment
• Patients with thyroid disorders

Pregnancy & Breastfeeding

Use during pregnancy and lactation should be avoided unless absolutely necessary, as iodine can cross the placenta and be excreted in breast milk.

Key Drug Interactions

• Antithyroid medications may interfere with iodine uptake.
• Certain contrast agents may affect imaging results.

Contraindications

• Hypersensitivity to iodine or iodinated compounds
• Severe renal impairment
• Thyroid storm

Common side effects

• Allergic reactions (rash, itching)
• Nausea
• Vomiting
• Thyroid dysfunction (hyperthyroidism or hypothyroidism)

Counselling Points

• Inform patients about the purpose of the imaging procedure.
• Advise patients to report any history of iodine allergy.
• Encourage hydration post-administration to facilitate clearance.