Several multinational pharmaceutical companies such as Pfizer and Merck have separately spent large sums collecting plants in Central and South America and analyzing their medicinal properties.
而一些國際性的大藥廠如輝瑞（Pfizer）及默克（Merck）也投入大筆資金，分別在中南美各地收集各種藥草，分析其中療效，帶動了一陣草藥風。