# The Prophetic Medicine > A source-faithful reading edition of The Prophetic Medicine by Ibn Qay’em El-Jozeyah, translated by ABD EL-QADER the son of ABD EL-AZEEZ (2003 source edition). This is an unproofread OCR transcription, not a verified edition. Arabic quotations, diacritics, religious symbols, numbers, and some English words may contain recognition errors. Verify exact quotations against the original PDF. Do not silently correct, paraphrase, or present uncertain text as verified. This is historical source material, not medical advice or an endorsement of its remedies. Cite the book and printed page number when referencing a passage. PDF page numbers are printed page numbers + 1. Section headings and page labels below are navigation metadata; the passages retain the reader’s transcription and original order. All paths are relative to this site’s origin. [Section index](/llms.txt) ## Vomiting cleanses the stomach from harmful substances Reader: /read/037-vomiting-cleanses-the-stomach-from-harmful-substances.html ### Printed page 162 Reference: /read/037-vomiting-cleanses-the-stomach-from-harmful-substances.html#page-162 Vomiting cleanses the stomach from harmful substances Vomiting strengthens the stomach, sharpens the sight, relieves headaches, ulcers, and infections in the kidneys and the prostate. Vomiting In addition relieves and soothes chronic illnesses, such as leprosy, dropsy, partial paralysis, or trembling. A healthy person should instigate vomiting once or twice a month each time vomiting two times, so that the second vomit rids the body of the substances that remained after the first one. Excessive vomiting harms the stomach and weakens its protective layers. It a so harms the teeth, the sight and hearing along with causing headaches. In addition, those suffering from swelling in the throat, weak chests, those who have small windpipes, or those who find it difficult to vomit intentionally or those prone to spitting up blood should not vomit intentionally. Those who have the bad habit of filling their ### Printed page 163 Reference: /read/037-vomiting-cleanses-the-stomach-from-harmful-substances.html#page-163 stomachs with food and then instigate vomit will find that this method accelerates old age and leads to many harmful diseases, along with making vomiting habitual. In addition, instigating vomiting while suffering from dehydration, weak or defective intestines, senility, or general weakness in the body is dangerous for the health. The best time to instigate vomit is during summer and spring, not winter or autumn. When vomiting intentionally, one should cover his eyes, wash the face with cold water when finished and should then drink apple juice with some mastic and rosewater if possible. Vomit should be expelled through the mouth or pulled from below in the form of diarrhea. Hippocrates said, "Vomit during the summer should be (naturally) expelled from above more than by using Medicine, while in winter it should be pulled from below using medications."