Asthma is a disease is a mediated by reaginic other antibodies. Common asthma symptoms are acratchy throat, coughing, shortness of breath, wheezing and a fight filing in the chest. Synthetic drugs give instant relief from symptoms of asthma but have lot of undesirable effect (like those of steroids) synthetic drugs used for conventional medicinal treatment of asthma include–bronchodilators, sympa- thomimetics, sypathomimetics, albuterol, formoterol, terbutaline, methylxanthine, aminophyllinedyphylline, antimiscarinics, impratropium, tiotropi-ummast cell stabilizers 9cromolynsodium, nedocromil sodium ) corticosteroids (aerosol, becl- omethasone, budesonide, triamcinolone, systemic betamethasone, prednisolone) leukotriene inhibitors. Asthma affects people 7% population of the united states 6.5% of British population and a total of 300 million people worldwide it affects over 5to10% of the population in industrialized countries asthma is characterized by a predisposition to chronic inflammation of the lungs in which the airways (bronchi)are reversibly narrowed resulting in difficulty in breathing the agents responsible for the early reaction (immediate bronchoconstriction) include histamine tryptase and other neutral proteases leukotriens C and D- and prostaglandins synthetic drugs may give instant relief from symtoms of asthama but have lot of undesirable effects (like those of steroids) herbal drugs (tylophora, coleus, ephedra, boswelia, and ginkgo etc ) as reported in ancient literature and screened for pharmacological activity are an excellent option for the treatment of various ailments including asthma.
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