How Many VBACs Can You Safely Have in a Lifetime?

You may have had a vaginal birth after a cesarean (VBAC) successfully, but can you do it again? This question is quite common if you are considering another VBAC delivery. The answer depends on your health, previous deliveries and of course, your doctor’s guidance. This blog explores how many VBACs are safe to have in a lifetime. It also discusses several factors to consider, making it easier for you to make an informed decision about your pregnancy.

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Your birthing experience will always be different each time, no matter how many deliveries you have had before. You can also never predict how your next delivery will go. Trying a vaginal birth after a cesarean (VBAC) may seem like a good option if you want to experience a natural birth.
You may have been successful the last time you attempted VBAC. But can you try it again? If yes, then how many VBACs are safe? You can make the choice confidently if you know what to expect and what factors to consider before giving another VBAC a chance.

What Exactly Is a VBAC and Why Do Some Individuals Choose It?

A VBAC means giving birth vaginally after undergoing a C-section previously for delivery. There are many reasons to consider VBAC.
  • Shorter recovery time compared to other C-sections.
  • Lower risk of complications from surgery.
  • Less blood loss and faster hospital discharge.
  • A greater sense of emotional and physical satisfaction with a natural birth.
According to the American College of Obstetricians and Gynaecologists (ACOG), about 60–80% of VBAC deliveries are successful.

Can You Have Multiple VBACs Safely?

Multiple VBACs are possible. In fact, studies show that if you have had two or more successful VBACs, the chances of complications are less compared to those having their first VBAC. However, you cannot ignore your safety, which depends on various factors.
  • The type of C-section incision you had before (low-transverse is safest)
  • The reason for your first C-section
  • The gap between each delivery
  • Your health and pregnancy condition

What Happens Inside Your Body After Each VBAC?

Your body changes with every pregnancy, and so does your uterus. A C-section leaves a scar on your uterus, which stretches each time during labour if you opt for a VBAC.
The major concern in such cases is uterine rupture, in which the scar tears open during labour. Although it's rare and occurs in only 0.5–1% of VBAC cases, it is a serious condition. Therefore, close monitoring is essential with every pregnancy.

How Many VBACs Is “Too Many”?

There is no specific number of VBACs that a person can have in their lifetime. You can have three or more VBACs after an initial c-section. What matters is your uterine health, recovery between pregnancies and your doctor’s guidance in each pregnancy.
Your doctor will evaluate the following aspects before considering a VBAC:
  • The thickness of your uterine scar (checked through ultrasound).
  • A gap period between two pregnancies.
  • Medical history to check for complications in previous pregnancies or during labour.

What Are the Risks You Should Know About?

You should be aware of some risk factors before trying a VBAC.
  • Uterine rupture is a rare condition which requires immediate medical care
  • Emergency C-section, in case your labour takes time to progress
  • Scar tenderness, which is common in later stages of pregnancy
  • The placenta may not develop properly in your later pregnancies, or there may be a severe problem with it

What Improves Your Chances of a Successful VBAC?

You can improve your chances of a safe VBAC by considering several key factors.
  • Having had a previous vaginal delivery (including a successful VBAC).
  • A non-recurrent reason for your first C-section (like a breech baby).
  • Healthy weight and good fitness levels before and during pregnancy.
  • Maintain an adequate gap between pregnancies.

How to Prepare for a Repeat VBAC?

Here’s how you can prepare your body and mind for another VBAC delivery:
  • Inform your gynaecologist about your VBAC history and preferences.
  • Stay active and eat well to improve your endurance during labour.
  • Attend antenatal classes to learn breathing and relaxation techniques.
  • Talk to your partner and family.

What to Watch Out For During Labour?

Stay alert for any warning signs during labour.
  • Sharp and continuous pain in your abdomen or at the scar site
  • Sudden drop in your baby’s heart rate (your doctor monitors this)
  • Unusual bleeding or pressure

What to Do Next: A Quick Checklist

  • Talk to your doctor early about your VBAC history
  • Space out pregnancies by at least 18 months
  • Maintain a healthy lifestyle and manage weight
  • Attend regular prenatal check-ups
  • Choose a hospital with emergency surgical facilities

Emotional & Social Side of Multiple VBACs

Deciding to go for a VBAC can be an emotional decision. It can be both empowering and worrisome when you are uncertain about how it will go. Sharing your feelings can make you feel calm. Reach out to a family member or friend who has experienced a similar situation. You can also discuss this with your partner. Remember that you are in this together.
There is no strict limit to how many VBACs you can safely have, but it depends on your health, scar healing, and medical history. You can attempt multiple VBACs successfully. However, do not ignore your safety. Your choices can be beneficial for your future births if you stay informed and care for your body between pregnancies.
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FAQs on How Many VBACs Can You Safely Have in a Lifetime?

  1. Is it safe to have more than two VBACs?
    More than two VBACs are safe when you follow your doctor’s advice on regular monitoring, you have a strong uterine scar, and a considerable gap between pregnancies.
  2. How long should I wait before planning another VBAC?
    Generally, waiting for at least 18-24 months between deliveries allows your body to heal properly. It will also reduce the chances of any complications.
  3. Can I choose VBAC after two C-sections?
    You can go for a VBAC after two C-sections only under certain conditions. Your doctor will check your scars if they are low-transverse and will follow your pregnancy journey closely.
Medically Reviewed By:
Dr. Mayuri Parakh, Consultant - Obstetrics & Gynaecology, SPARSH Hospital, Sarjapur Road