Ayurvet Limited offers Medicine for Inducing Ovulatory Estrus in Cattle. Ayurvet Limited is an ISO-9001:2000 certified company. The Medicine for Inducing Ovulatory Estrus in Cattle, also known as Janova falls in the category of Cattle Herbal Health Care Products. The Medicine for Inducing Ovulatory Estrus includes a scientific combination of medicinal herbs which mimic the action of gonadotropins and synchronies the release of physiological hormones for inducing ovulatory oestrus and regulating ovarian functions in cattle.