The rate of multiple births shows a steady rise, which can be explained in part by the increasing use of assisted reproductive technology, increasing use of ovulation induction
agents and increasing maternal age.
In addition, letrozole was superior to TMX in achieving a higher pregnancy and ovulation induction
rate and lesser side effects in comparison to TMX.
Tal J, Haddad S, Gordon N: Heterotopic pregnancy after ovulation induction
and assisted reproductive technologies: a literature review from 1971 to 1993.
with clomiphene citrate: Tablet clomephene citrate 5o mg daily for five days, from 2nd day of menstrual cycle for five days when no result found then the dose increased to 100 mg.
Controlled ovarian stimulation (COS) was provided with recombinant FSH (rFSH) injections for 122 days till ovulation induction
using low-dose step-up rFSH in Vietnamese women with polycystic ovary syndrome.
Approximately 60% of twin births result from natural conception, 30% from ovulation induction
and controlled ovarian stimulation, and 10% from assisted reproductive technologies (ART).
Literature on the comparative effect and pregnancy outcome of the use of GnRH antagonists for ovulation induction
in PCOS patients is limited.
Biljan, medical director of the Montreal Fertility Clinic, reported that among his patients, letrozole, used at the 5-mg dose for ovulation induction
, was associated with an increased rate of serious fetal anomalies.
They describe female ovulation, tubal function, and uterine function, male factor infertility, common medical conditions and environmental factors that affect fertility, psychological aspects, medical management of the anovulatory female and the complications of ovulation induction
, surgical management of the female, medical and surgical management of the male, and unexplained infertility.
Of the 18 patients with pregnancies that resulted in live births, 12 conceived spontaneously Three others underwent in vitro fertilization, two underwent intrauterine insemination, and one underwent ovulation induction
The minimum prerequisites for ovulation induction
therapy are the same as those for natural fertility.