Neem bark is cool, bitter, astringent, acrid and refrigerant. It is useful in tiredness, cough, fever, loss of appetite, worm infestation. It heals the wounds and is also used in vomiting, skin diseases and excessive thirst. Neem leaves are also reported to remove toxins, purify blood and prevent damage caused by free radical in the body by neutralising them. Neem leaves are reported to be beneficial in eye disorders and insect bite poisons.
Neem fruits are bitter, purgative, antihemorrhodial and anthelmintic in nature.
They are astringent, anthelmintic and non-toxic. Neem oil derived from crushing the seeds is antidermatonic, a powerful anthelmintic and is bitter in taste. It has a wide spectrum of action and is highly medicinal in nature. Five parts of Neem tree ie. Bark, Root, Fruit, Flower and Leaves together are used in diseases of blood.