IREL, spol. s r.o. (LLC) IREL, spol. s r.o. was established in 1994. Since that time IREL has been a production partner of Teva Pharmaceuticals Czech Republic, formerly known as GALENA a.s. Opava, Czech Republic. Our main production specialization is a pre-extraction preparation of medicinal drugs, mainly Milk Thistle, Ergot, yew-tree etc. (valerian, moldavian dragonhead, raspberry, hops, etc.). Such highly qualitatively treeted materials enables much more efficient extraction of final pharmaceutical substances in a quantity and quality as well.