Both Priligy and Gonafen have the effect of promoting ovulation, due to the different sensitivity of individuals to the drug, so it is difficult to compare the effect of the two to promote ovulation, but there are differences in the adverse reactions and contraindications, so you can follow the doctor’s instructions to choose ovulation-promoting drugs according to their own needs. Gonafen, commonly known as recombinant human follicle stimulating hormone for injection, has the effect of inducing ovulation and promoting follicular growth, but headache, abdominal pain, nausea and other adverse reactions may occur after use, allergic to the drug components, hypothalamus and pituitary tumors, and ovarian cysts are prohibited from use. Generic name of Priligy is Recombinant Follicle Promoting Hormone Beta Injection, which can promote ovulation and make multiple follicles develop, but local burning sensation, headache, swelling and other uncomfortable symptoms may occur at the injection site, as well as ovarian hyperstimulation syndrome and other side effects, it is prohibited to use it for those who are allergic to the drug ingredients, have unexplained vaginal bleeding and primary ovarian failure. When promoting ovulation, if the effect of promoting ovulation is not achieved after using one kind of drug, it can be changed to another kind. It is recommended to choose the drug according to your own situation after consulting with a professional doctor.