The challenge is that Nigerians seems not to harness worse of it, it's herbal potentials, like the Asian continent, I get pain to still see some Nigerians dying of asthma, pls stop the transfer of asthma to you unborn kids by getting yourself properly treated and cured of this respiratory disorder. For the herbal cure, contact me on 07 067417516. Am based in edo state (ekpoma)