The ceremony of Ozain is a fairly short one (1 day). One babalawo performs it and he can be assisted by other babalawos or ozainists. This ceremony can be received by women or men who have received Hand of Orunla. However women only receive the güiro of Ozain. Also, women can´t consult or do small ceremonies that men who receive Ozain can. Ozainists share the knowledge of herbs and homeopathy. They're the ones that make omiero.