China. But none proved to be successful in severe respiratory distress or each one works differently according to an individual’s immune system.
Traditional and herbal medicines are the part of Indian medicines since ages. The full potential and capabilities of Indian system of medicine is still unmapped. Exploring herbs and medicinal plants are one of the hopeful platforms to combat the disease and decrease the acute side effects of chemical agents (Khare, 2004). One such Indian plant which comes under the category of spices is Nigella sativa. It belongs to the family Ranunculaceae. The herb is available in the Indian households by the name of Black caraway or Kalonji. It is considered as curative herb and in Islam it is one of the miracle plants which is described as universal