Information about the author of the book "Commentary of the Hindu System of Medicine", available below, is provided here. This may help readers to better evaluate the contents of the book.
"Dr Thomas Alexander Wise MD HEICS FRSE FRCS FRCPE (1802–1889) was a 19th-century Scottish physician, medical author, polymath and collector. He travelled in India, Tibet, China and Japan. He specialised in Tibetan maps and artefacts.
He was founder and first Principal of the Hooghly Mohsin College in 1834 and founder of the Hooghly Imambarah Hospital.
Publications:
Commentary of the Hindu System of Medicine (1845 republished 1860)
Diseases of the Eye (1847)
Practical Remarks on Insanity in Bengal (1852)
Essay on the Pathology of the Blood (1858)
Cholera, its Symptoms, Causes and Remedies (1864)
the History of Medicine (1867)"
(from Wikipedia)
The Hindu System of Medicine (file size: about 10 MB)
The following book, titled "Ayurveda," appears to be based on Dr. Wise's book: