“…In spite of the differences found between the two techniques and the advantages that offer HS-SPME, most pharmacopeias require the analysis of the essential oils prepared by hydrodistillation for quality control purposes. The crude drug of C. filaginoides possesses high amounts of rutin (1) and its hydrolysis products (2 and 3), which are multi-target constituents with antidiabetic (Kamalakkannan & Mainzen, 2006;Kwon et al, 2007;Rauter et al, 2010), analgesic (Awaad et al, 2011;Lapa et al, 2009;Rad et al, 2008), anti-inflammatory (Yildizoglu-Ari et al, 1991) and smooth muscle relaxant properties (Mata et al, 1997), among others.…”