Improving fertilization chances ( Of your ovarian eggs)
Ovulation induction is a process which helps in achieving growth of more than one egg to improve the chances of fertilization and to overcome defects of ovulation and [tooltip tip=”Ovulation-calendar.com:The luteal phase, also referred to as ‘days past ovulation’ or ‘DPO’, is the part of the cycle that starts at ovulation and ends the day before your next period. It usually lasts about 14 days and does not vary by more than a day in each person. The luteal phase is named after the corpus luteum, a structure that grows on the surface of the ovary where a mature egg was released at ovulation. The corpus luteum produces progesterone in preparing the body for pregnancy. Your luteal phase must be at least 10 days long to support a pregnancy.” phase.
Ovulation induction is required both in IUI and IVF. The higher degree of stimulation may be required for IVF.
There are two categories of patients
- Those who don’t form eggs-called anovulatoy
- Those who have normal eggs but we want to make more number of eggs to get better results in IUI or IVF.
Various drugs used for ovulation induction
Depending upon the aim of induction (for IUI or IVF) age, hormonal status etc various protocols have been developed for induction of ovulation
- Clomifene citrate-oral
- Gonadotrophines- recombinanat FSH, highly purified FSH
- LH(lutinizing hormone)
- HMG(human menopausal gonadotrophin)- highly purified, or standard
- GnRh anatagonist
- GnRH analogs
Various combinations have been used in different doses and every clinic follows an individualized protocol for each patient.
In IVF cycles the injections for egg formation usually continue for 12 days.