Umul Fazal and Muhammad Abdur-Razzaq are practitioners and scholars of the Unani system of medicine. They are co-authors of a foundational text, ਤਿੱਬੇ ਯੂਨਾਨੀ ਵਿਚ ਆਮ ਇਲਾਜ ਦੀ ਪੁਸਤਕ (A Handbook of Common Remedies in Unani System of Medicine), published by the Central Council For Research In Unani Medicine, Delhi. Their collaborative work provides comprehensive information on therapeutic uses of medicinal plants and traditional remedies within the Unani tradition.