Medical OI - Ovulation Induction

Ovulation Induction (OI) is a fertility treatment that uses medications to cause or regulate ovulation, or increase the number of eggs produced during a cycle, to increase the opportunity for pregnancy.

What is ovulation Induction

OI is a process of using medication to stimulate ovulation in women who have irregular or absent ovulation.

Normal ovulation occurs when the ovary releases a mature egg in preparation for that egg to be fertilized.

Normal ovulation occurs roughly once evening 28 days during a woman mentored cycle.

Intervals of 20 to 35 days are considered acceptable and reflective of normal ovulation.

Medication used for ovulation introduction

Ovulation induction uses a variety of hormone based medication to regular woman reproductive hormone and increase the chances of ovulation. Some of commonly used medications are. Oral ovulation induction drugs are Clomiphene utrate / cetrozele.

What is clomiphene

CC is a wear entogen like hormone that act on the hypotralamen, pituitary and ovary to increase level of FSH & LH which helps in ovulation.

CC is usually started on day 3,4 or 5th of mentored cycle at a dose once daily ton 5 days.

Ovulation usually occurs between cycle day 14 and 19.

Ovulation monitoring can be done by usg OV ovulation predictor kit.

The kit uses a urine sample to predict when ovulation in about to occurs by measuring the LH level. Optimal timing of intercourse is on the day of LH single and the following day when ovulation occurs.

If ovulation doesn’t occur during 1st month, CC dose in increased by each month till ovulation the maximum dose should be

Letrozole: Dosage is 2.5 to 7.5 mg dose for 5 days, higher dosage up to 12.5mg per day result is increased follicular

Letrozole is a medication that in usede for women breast cancer





There are used in more pcod patient who have evidence of diseases / predication

Injectable Ovulation introduction drugs are

FSH Injection

Injectable FSH are started on Day 3 and are continued for 6-10 day Responding on response.

During that time you may need 3-4 USG scan and blood entradiol level when the loading follicular will be 18 to 20 you will be introduce to take 2 HCG which trigger ovulation.

IUI or inter course can then be preformed to achieve conception.

Who could benefit from OI

Ovulation induction is common treatment for women Pcod women will also get benefit from ovulation induction.

Ovulation also works in conjuction IVF by stimulating multiple mature eggs to release for collection and use in lab fertilization.

This is typically called controlled ovarian hype stimulation.

For women who continue to experience abnormal ovulation after ovulation induction treatment / physician can also try superovulation.

Super ovulation uses the gonadotropin hormone injection

Risk and side effect of OI

Ovulation induction medication cause

  • OHSS
  • Multiple Pregnancies
  • Bloating,
  • Headache
  • Weight gain
  • Hot …….
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