Abstract
In the twenty first century the interest in new anti-tuberculosis drugs based on natural products, specially against MDR (multidrug-resistant) and XDR (extensively drug resistant) tuberculosis (TB) is growing, as indicated by the increasing number of publications in this field. Some natural products, semisynthetic or synthetic compounds based on nature are in clinical studies and are the subject of this article.Keywords:Tuberculosis; Drugs; Natural products Document Type: Research Article DOI: http://dx.doi.org/10.1016/j.fitote.2009.07.010 Publication date: 1 de Dezembro de 2009