Nagkesar is beneficial in relieving cold and cough as it removes excess mucus from the lungs. This also gives relief from certain symptoms of asthma. Taking Nagkesar powder along with honey or lukewarm water once or twice a day helps reduce fever by lowering the body temperature due to its antipyretic property.
Nagkesar is a very famous Ayurveda herb used in treating fever, vomiting, urinary tract disorders, migraine etc. It is one among Chaturjata group of herbs. It is used in powder form along with other spices, and is used in many herbal jams including Chyawanprash. It is the national tree of Sri Lanka.