It depends on your country’s copyright law. If the edition was published before 1924 (USA) or before the author’s death + 70 years (most countries), it is public domain. Many early editions qualify. Later annotated editions (post-1950) are still copyrighted – for those, you should purchase or use library borrowing.
"Lughat Ul Advia" is a comprehensive dictionary of Unani terms and concepts, written by Muhammad ibn Yusuf al-Hakim al-Semerkandi. The book is considered a classic in the field of Unani medicine and provides detailed explanations of Unani medical terms, concepts, and practices. lughat ul advia pdf free download
Some later editions are under limited preview. While you may not get the full PDF, you can search within the book, then use “Snippet view” to locate specific drug entries – often enough for quick reference. It depends on your country’s copyright law
Many universities in South Asia (Aligarh Muslim University, University of Karachi, Jamia Hamdard) have uploaded rare books to their institutional repositories. Search: site:edu.pk "Lughat ul Advia" pdf or site:edu.in "Lughat ul Advia" . Some later editions are under limited preview