Eucalyptus is a liquid with pleasant smell. It is one of the most efficiently used medicinal products. We use this liquid for preserving ourselves from cold and fever. If there exists cold or fever then we can use a drop of eucalyptus oil in hot water and use. It can be added to our daily life by adding this oil to the hot water with which we take bath. This prevents our body from the attack of any illness. It treats the blocked nose in an effective manner. It is a cheap and effective medicinal product. We get pure form of this oil in hill stations.