77THERAPEUTIC PROPERTIES OF MEDICINAL PLANTS: A REVIEW OF THEIR RESPIRATORY EFFECTS (PART 1)Many plants showed beneficial effects in respiratory diseases, these included medicinal cough suppressants, bronchodilators, expectorants, mucolytics, respiratory stimulants, and antimicrobials (antiviral, antifungal and antibacterials including anti- mycobacterium tuberculosis). This review will highlight the effects of medicinal plants on respiratory diseases.aboahmad61@yahoo.comReview522015Medicinal plants,Respiratory,Cough suppressants,Bronchodilators,Expectorants,MucolyticsAli Esmail Al-SnafiDepartment of Pharmacology, College of Medicine, Thi qar University, Iraq.