How many days are usually used to promote ovulation?

The generic name of Jin Sai Heng is Recombinant Human Follicle Promoting Hormone for Injection, and Recombinant Human Follicle Promoting Hormone for Injection for Ovulation Promotion is usually used for 9 to 15 days.
It is generally recommended to do ultrasound to check the follicle development within 4 to 5 days after the use of recombinant human follicle stimulating hormone for injection, and to determine whether it is necessary to adjust the medication according to the size of the follicles, especially for the follicle development abnormality, it is recommended to increase the dosage of the medication or to change the other medication.
Under normal circumstances, when a woman’s follicles develop to 1.8cm or more, they are mostly dominant follicles, and egg retrieval can usually be arranged after 36 to 38 hours.
When using recombinant human follicle stimulating hormone for injection, it is recommended to follow the doctor’s instructions, monitor follicle development regularly, and also pay more attention to daily life interventions to improve the conception rate.