To what extent does the book "Tadhkirat ʾŪlī al-ʾAlbāb al-Jāmiʿ li-l-ʿAjab al-ʿUjāb" by Dawud ibn Omar al-Antaki contain elements of shirk (polytheism/idolatry)?

"Tadhkirat Dawud," or "Tadhkirat Uli al-Albab wal-Jami' li-l-'Aja'ib al-'Aja'ib," is a book on natural healing with medicinal herbs, authored by Dawud ibn Omar al-Antaki. The book consists of three parts: the introduction and the first chapter on the general principles of medicine, the second chapter on the laws of single and compound medicines, and the third chapter on individual medicines and pharmacopoeias arranged alphabetically. The second part deals with the fourth chapter, which is dedicated to detailing diseases, their causes, symptoms, and treatment, arranged alphabetically. As for the third part, it addresses various topics such as different diseases, anatomy, eye diseases, and provides general and specific prescriptions. The text also indicates that the book contains non-medical matters such as discussions about planets, zodiac signs, incantations (ruqyah), and talismans. It advises benefiting from its medical content and disregarding its sorcery and deception. It also recommends that those who consult this book should possess religious knowledge to distinguish truth from falsehood; otherwise, it is better to stay safe.