The Familial Amyloid Polyneuropathy Therapeutic segmentation by application distinguishes three primary demand drivers. Disease‑modifying therapy (≈55% of market value) comprises agents that stabilize transthyretin (TTR) or silence TTR expression, directly slowing amyloid deposition and extending patient survival; its premium pricing and high clinical adoption drive the largest share. Symptomatic treatment (≈30%) includes analgesics, autonomic modulators, and neuropathic pain agents that manage functional impairment without altering disease progression; this segment benefits from broader prescribing across neurology and primary‑care settings, contributing a substantial, though lower‑margin, revenue stream. Supportive care (≈15%) covers nutritional support, physiotherapy, and disease‑monitoring tools that improve quality of life and reduce hospitalization; although ancillary, its growth is propelled by integrated care models and reimbursement incentives. Collectively, these applications shape the overall market size by allocating resources according to clinical impact, pricing dynamics, and payer policies.