Due to the different ingredients and types of drugs, there is usually no uniform standard for taking ovulation stimulants. Due to the different physical conditions of individuals, the time of taking the drugs should also vary, and it is recommended to choose reasonably under the guidance of a doctor. There are many different types of ovulation drugs, and the composition of the drugs may vary, so the time of taking them should be selected according to the type of drug and their actual situation. The main principle of ovulation drugs is to act on the hypothalamus pituitary ovarian axis, so as to promote the body’s ovulation. Ovulation drugs may cause hormone imbalance, and in severe cases, may cause menstrual disorders, premature ovarian failure, etc. If you need to use drugs, you should choose under the guidance of a doctor, and do not use your own medication to avoid other serious effects.