Medicine & USMLE

Sevelamer

4,502 views
Other Endocrine Pharm
  1. Thionamides (PTU vs Methimazole)
  2. ADH Antagonists (Conivaptan, Tolvaptan)
  3. Levothyroxine (T4) vs Liothyronine (T3)
  4. Demeclocycline
  5. Desmopressin
  6. Cinacalcet
  7. Sevelamer

Summary

Sevelamer is a drug that treats hyperphosphatemia by binding phosphate in the GI tract and preventing its absorption. GI upset is an important side effect of sevelamer.

Key Points

  • Sevelamer
    • Mechanism
      • Nonabsorbable phosphate binder
        • Taken orally, decreases phosphate absorption in GI tract
    • Indications
      • Hyperphosphatemia
        • Classically used in chronic kidney failure (CKD)
        • Kidneys are primary organ for phosphate excretion; CKD causes a toxic buildup of phosphate
    • Adverse Effects
      • Hypophosphatemia (obvious)
      • GI Upset
        • diarrhea, constipation, flatulence, dyspepsia
        • contraindicated in bowel obstruction