Books like Medicine of the Prophet
Ibn Qayyim Al-Jawziyya
Medicine of the Prophet is 318 pages, about 5 hours 50 minutes at 250 words a minute.
8 books to read next
How long each takes
Medieval Islamic Medicine 4.1 h 
Kitāb Al-murakkabāt 3.4 h 
Health Care Ethics 8.0 h 
Arabian Medicine 10.0 h 
None of These Diseases 2.9 h 
Hildegard von Bingen's Physica 4.6 h 
Angel Medicine 4.7 h 
Mummies, Cannibals, and Vampires 7.6 h Bar height shows length. Estimated at 250 words a minute.