Compare Supplements

Prescription-only, clinician-directed. Subcutaneous. Byetta (twice-daily): 5 µg before two main meals, escalated to 10 µg after ~1 month. Bydureon (once-weekly extended-release): 2 mg subcutaneously once weekly. DO NOT self-dose.

Any time

Once-weekly extended-release injection (Bydureon)

30mg elemental iron

Between meals

Ferrous bisglycinate (gentle, well-absorbed) or iron protein succinylate

• Personal or family history of medullary thyroid carcinoma (MTC)
• Multiple Endocrine Neoplasia syndrome type 2 (MEN2)
• Severe renal impairment (eGFR <30 mL/min) or end-stage renal disease — exenatide is renally cleared

• Sulfonylureas and insulin
• Oral medications (general)
• Warfarin

• Hemochromatosis or iron overload
• Repeated blood transfusions
• Adequate iron stores (test first!)

• Thyroid medications (levothyroxine)
• Antacids, PPIs
• Antibiotics (fluoroquinolones, tetracyclines)