Taleranol (INN, USAN) (developmental code name P-1560), or teranol, also known as ò-zearalanol, is a synthetic, nonsteroidal estrogen of the resorcylic acid lactone group related to mycoestrogens found in Fusarium spp which was never marketed. It is the ò epimer of zeranol (ñ-zearalanol) and is a major metabolite of zeranol but with less biological activity.