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Menotrophin

Menotrophin, also known as human menopausal gonadotropin (hMG), is a medication used in the treatment of infertility. This article explores recent clinical trials investigating the efficacy and safety of Menotrophin, particularly its use in controlled ovarian stimulation for assisted reproductive technologies like in vitro fertilization (IVF). The trials compare Menotrophin to other fertility medications and examine its effects on pregnancy rates, oocyte retrieval, and overall treatment outcomes.

Table of Contents

What is Menotrophin?

Menotrophin, also known as human menopausal gonadotropin (hMG), is a medication used in fertility treatments. It’s commonly marketed under brand names such as Menopur®, IVF-M HP, and MENOPUR® Multidose[1][2]. This drug is a highly purified form of hormones extracted from the urine of postmenopausal women.

How Does Menotrophin Work?

Menotrophin contains two important hormones: follicle-stimulating hormone (FSH) and luteinizing hormone (LH). These hormones work together to stimulate the ovaries to produce eggs[1]. In fertility treatments, menotrophin is used to help women develop multiple eggs, which can then be retrieved for procedures like in vitro fertilization (IVF).

Conditions Treated with Menotrophin

Menotrophin is primarily used to treat infertility in women. It’s particularly helpful in the following situations:

  • Women undergoing IVF or other assisted reproductive technologies (ART)[2]
  • Women with ovulation disorders who are not responding to other treatments[1]
  • Couples with unexplained infertility[3]

How is Menotrophin Administered?

Menotrophin is typically administered through subcutaneous injections (injections just under the skin). The treatment usually follows these steps:

  1. Starting dose: Usually 150-225 IU daily, often beginning on day 2 or 3 of the menstrual cycle[2]
  2. Duration: The treatment can last up to 20 days, depending on the individual’s response[4]
  3. Monitoring: Regular ultrasounds and blood tests are performed to track the development of follicles (structures in the ovaries that contain eggs)[1]
  4. Dose adjustment: The dose may be adjusted based on the individual’s response[4]
  5. Triggering ovulation: Once the follicles reach a certain size, another hormone (human chorionic gonadotropin or hCG) is given to trigger final egg maturation[4]

Effectiveness of Menotrophin

The effectiveness of menotrophin has been studied in several clinical trials. Key findings include:

  • Ongoing pregnancy rates: Studies have shown ongoing pregnancy rates of around 30-40% in women treated with menotrophin[1]
  • Number of eggs retrieved: On average, women treated with menotrophin produce 8-10 eggs per cycle[4]
  • Fertilization rates: About 60-70% of mature eggs retrieved after menotrophin treatment are successfully fertilized[4]

Potential Side Effects

While menotrophin is generally well-tolerated, it can cause some side effects. These may include:

  • Ovarian hyperstimulation syndrome (OHSS): A condition where the ovaries become swollen and painful[3]
  • Multiple pregnancies: There’s an increased risk of twins or triplets[4]
  • Injection site reactions: Redness, pain, or swelling at the injection site[2]
  • Hormonal symptoms: Mood swings, breast tenderness, or bloating[1]

Comparison with Other Fertility Treatments

Menotrophin is often compared to other fertility medications, particularly recombinant FSH (rFSH). Studies have shown that:

  • Menotrophin and rFSH have similar effectiveness in terms of pregnancy rates[4]
  • Some studies suggest that menotrophin may result in slightly higher live birth rates compared to rFSH[4]
  • The choice between menotrophin and rFSH often depends on individual patient factors and doctor preferences[3]
Aspect Details
Primary Use Controlled ovarian stimulation for IVF and other assisted reproductive technologies
Administration Daily subcutaneous injections, typically 150-300 IU based on patient factors
Key Outcomes Measured Number of oocytes retrieved, pregnancy rates, embryo quality, ongoing pregnancy rates
Comparisons Often compared to recombinant FSH and other gonadotropins for efficacy
Safety Monitoring Trials monitor for adverse events, including ovarian hyperstimulation syndrome
Additional Assessments Follicular development, hormone levels, fertilization rates

FAQ

  • What is Menotrophin used for in fertility treatments? Menotrophin is used for controlled ovarian stimulation in assisted reproductive technologies like IVF. It helps stimulate the ovaries to produce multiple eggs for retrieval and fertilization.
  • How is Menotrophin administered? Menotrophin is typically administered as a daily subcutaneous injection. The starting dose and duration may vary based on individual patient factors and response to treatment.
  • What are some of the outcomes measured in Menotrophin clinical trials? Clinical trials often measure outcomes such as the number of oocytes retrieved, pregnancy rates, embryo quality, and ongoing pregnancy rates. Some trials also look at hormone levels and follicular development during treatment.
  • How does Menotrophin compare to other fertility medications? Several trials compare Menotrophin to other gonadotropins like recombinant FSH. These studies aim to determine if Menotrophin is as effective or potentially superior in terms of pregnancy outcomes and oocyte retrieval.
  • Are there any side effects or risks associated with Menotrophin? While specific side effects aren't detailed in the provided trial information, fertility medications can have risks such as ovarian hyperstimulation syndrome (OHSS). Clinical trials monitor for adverse events and drug-related complications.

Ongoing Clinical Trials on Menotrophin

  • Study on Ovarian Response in Women with Infertility Using Follitropin Delta and Menotrophin During Assisted Reproductive Technology

    Not recruiting

    3 1 1 1
    Investigated diseases:
    Investigated drugs:
    Italy Spain

Glossary

  • Menotrophin: A hormone medication used to stimulate ovulation in women undergoing fertility treatments. It contains both follicle-stimulating hormone (FSH) and luteinizing hormone (LH).
  • In Vitro Fertilization (IVF): A fertility treatment where eggs are retrieved from the ovaries and fertilized with sperm in a laboratory setting before being transferred back into the uterus.
  • Controlled Ovarian Stimulation: The process of using medications to stimulate the ovaries to produce multiple eggs for retrieval during fertility treatments.
  • Oocyte: An immature egg cell in the ovary that can develop and be released during ovulation.
  • Embryo Transfer: The procedure in IVF where fertilized eggs (embryos) are placed into the uterus.
  • Follicle: A fluid-filled sac in the ovary that contains a developing egg.
  • Gonadotropin: Hormones that stimulate the gonads (ovaries in women, testes in men). Examples include FSH and LH.
  • Antral Follicle Count (AFC): A measure of the number of small follicles in the ovaries, used to assess ovarian reserve and potential response to fertility treatments.
  • Human Chorionic Gonadotropin (hCG): A hormone produced during pregnancy that is also used in fertility treatments to trigger ovulation.
  • Ovarian Hyperstimulation Syndrome (OHSS): A potential complication of fertility treatments where the ovaries become swollen and painful due to excessive stimulation.

References

  1. https://clinicaltrials.gov/study/NCT02835469
  2. https://clinicaltrials.gov/study/NCT02458768
  3. https://clinicaltrials.gov/study/NCT00257556
  4. https://clinicaltrials.gov/study/NCT00884221