Venesection (Fasd): Historical Insights and Modern Implications: A comprehensive review

Ilaj bit Tadbeer, a vital therapeutic approach in the Unani system of medicine, focuses on modifying six essential elements to restore health. This approach encompasses various regimenal therapies such as cupping (Hijāma), leeching (Ta'līq or irsal-e- 'Alaq), venesection (Fasd), massage (Dalk), irrigation (Natūl), emesis (Qay'), diuresis (Idrār-i-Bawl), diaphoresis (Tariq), concoction and purgation (Mundij and Mu'shil therapy), medicated steam (Bukhoor), cauterization (Kaiyy), and enema (Huqna). Fasd is a crucial regimen in Ilaj Bit Tadbeer, serving as a method to eliminate morbid material from the body to treat diseases or maintain good health. With a history of almost 3000 years, Fasd has been effectively utilized in treating various ailments across different eras. Although venesection, or Fasd, has a historical significance, its modern application has declined due to the lack of scientific validation. This review aims to explore the historical context, therapeutic applications, contraindications, and contemporary scientific evidence of Fasd, emphasizing its potential in modern medicine. Keywords: Ilaj bit Tadbeer, Unani medicine, Fasd, venesection, therapeutic applications, scientific evidence.