IVF Injections & Shots Guide for Successful Fertility

Hey, are you scared of injections?

You’re not alone, I was too. Just hearing the word “injection” used to make me nervous. Some people roll up their sleeves and get it done in seconds, but I was the kind who wanted to run out of the room the moment I saw that tiny needle.

But life has a way of changing us, doesn’t it?

And here we are, talking about one of the most important parts of the IVF journey, the IVF injections.

These IVF shots may look scary at first, but they actually play a big role in helping your body get ready for pregnancy. And if a cycle does not work out, it is also helpful to understand what happens to your body after a failed IVF cycle so you know what to expect next.

So, let’s go through them one by one, gently, simply, and clearly. So you know exactly what’s happening and why.

What are IVF injections?

IVF injections are small but powerful tools that help your body get ready for pregnancy.

They’re not just random shots, each one has a specific purpose. Some help your ovaries produce more eggs, others help those eggs mature, and a few prepare your body for embryo transfer. Together, they guide your body step by step toward creating the best chance for a healthy pregnancy.

Think of it like this: just as you gently guide your child to stay on track, these injections guide your body to do what it needs, at the right time and in the right way.

Now, don’t panic! During IVF, you’ll likely need to take several injections, often daily. The thought can make anyone nervous at first, and that’s okay. 

But once you understand why you’re taking them and how they work, it becomes less about fear and more about trust, and I really wanted you to have full trust in your body, and in the process. Because that’s one of the most important things that leads you closer to your dream.

Let’s take a look at the different types of IVF shots and what each one does.

Types of IVF shots (in vitro fertilization injections)

Basically, there are three types of IVF shots present in general, and these injections become your building block and your companions.

Each one has a special job in helping your body to get ready for pregnancy. Some help your eggs grow, some make sure they mature at the right time, and others prepare your uterus to welcome new life.

Let’s walk through them together, one by one.

Ovarian stimulation injections

These are the first set of injections you’ll usually take for around 8 to 14 days, and yes, these are the daily ones. Their job is to gently encourage your ovaries to grow multiple mature eggs instead of just one (as happens naturally).

Gonadotropins

These hormones tell your ovaries that “this is the time to grow more eggs.” You’ll inject them just under the skin, usually in your tummy (lower belly) or thigh, using a small, thin needle.

Common names: Gonal-F, Follistim, or Menopur.

GnRH agonists

Sometimes your doctor may give you a medication like Lupron before the stimulation starts. It helps your body stay in sync and prevents early ovulation.

GnRH antagonists

These are used a bit later in the cycle (like Cetrotide or Ganirelix) to make sure your eggs don’t release too early. They act quickly and give your doctor more control over timing, which is super important for egg retrieval.

The trigger shot

This one feels like the “grand signal” for your IVF journey. Once your eggs are ready, your doctor will give you a single, carefully timed shot, about 36 hours before egg retrieval.

It tells your eggs, “Okay, time to finish growing, we’re almost there!”

• hCG shots (like Ovidrel or Pregnyl) mimic your body’s natural hormone that triggers ovulation.
• GnRH agonist triggers (like Lupron) may be used instead, especially if your doctor wants to reduce the risk of ovarian hyperstimulation (OHSS).

Note: Sometimes, a mix of both is used to give your eggs the best final push, this is call dual trigger.

Progesterone support injections

Once your eggs are retrieved and embryos are transferred, your body needs to create a cozy, nurturing home for your uterus. That’s where progesterone injections come in.

They thicken and prepare your uterine lining, making it more welcoming for implantation.

Progesterone in Oil (PIO): This is usually given as a daily shot in the buttock muscle. It’s oil-based, so it can sting a little, but many women say the purpose behind it makes it easier to handle.

Some clinics also use progesterone gels or suppositories. Suppositories are a type of IVF medications that you insert into the body instead of swallowing or injecting. In IVF, progesterone suppositories are commonly used to support the uterine lining after embryo transfer.

How are these IVF shots given?

Don’t worry! You are not going to figure it out alone. Your fertility clinic team will guide you step-by-step on exactly how and where to inject each medication. Most patients get a full demo and a written schedule before starting.

Here’s a quick overview:

Subcutaneous (under the skin)

Most stimulation shots go into the soft fatty layer of your lower belly or thigh using a very fine needle. These are usually the easier ones to handle and can often be done by yourself.

Intramuscular (into the muscle)

Some injections, like progesterone in oil, go deeper into the muscle, usually in the upper outer area of the buttock. These shots may need a helping hand from your partner or nurse.

Everyone’s plan is a little different

Now, as you already know the steps of IVF shots / IVF injections, some doctors may still plan them a bit differently.

Not because they want to do things their own way, but because everybody is unique. Your plan depends on your hormone levels, egg response, and medical history.

So, while two people may be going through IVF at the same time, their “shot routine” can look completely different, and that’s totally okay.

Tips to make IVF Injections easier

IVF shots can feel scary at first, but with a few small tricks and a bit of care, you’ll find your own rhythm. Remember, it gets easier with time.

How to manage pain or fear

• Numb the spot: You can use an ice pack for a minute before the shot to reduce the sting.
• Warm it up after: Gently rub the area or place a warm cloth afterward, it helps the medicine spread and reduces soreness.
• Breathe and relax: Take a few slow breaths before injecting. The more relaxed your muscles are, the less it hurts.
• Remind yourself why you’re doing this: Every shot is one step closer to your dream. Keep that thought close.

When to take your shots

• Try to take your injections at the same time every day. Setting a phone alarm helps.
• Evening shots are often easier when you’re more relaxed and at home, but follow whatever schedule your clinic suggests.
• Keep your medications stored properly, some need refrigeration, others don’t. Always double-check with your nurse.

Staying calm during the process

• Don’t rush. Take a few minutes to set up your space.
• Ask your partner or friend for help if it makes you feel more confident.
• If you ever feel overwhelmed, talk to your nurse or clinic, they’ve helped hundreds of women through this. You’re not alone.

IVF shots: Mild side effects vs. warning signs

Now this is the section that most clinics don’t mention. But as I’ve promised to you in the intro that we’ll go through each thing one by one so here we’re for. 

To be very honest, IVF injections can cause a little pain or discomfort in your body, and that’s completely normal. Some changes are mild and expected, while others might be signs to reach out to your doctor.

Mild side effects you might notice

• Slight redness, bruising, or tenderness at the injection site
• Mild bloating or cramping
• Feeling a little tired or emotional
• Tiny headaches or mild mood swings

Note: These are your body’s way of responding to the hormones. They usually settle down quickly and don’t need medical attention, just a bit of patience, gentle movement, and self-care are enough.

Warning signs – Call your doctor if you notice

• Severe abdominal pain or sudden swelling
• Shortness of breath or dizziness
• Heavy or unusual bleeding
• Fever or ongoing discomfort that doesn’t go away

Remember, it’s always better to ask than to worry alone. No question is too small, and your doctor is there to guide you every step of the way. These injections are part of a journey, and you’re never walking it alone.

IVF injections: The courage behind every shot

Every IVF injection is more than just medicine, it is a real test of patience, strength, and determination. The sting of the needle, the soreness afterward, the waiting, and the uncertainty all take courage.

Some days feel really hard. You might hold the little needle in your hand and take deep breaths, telling yourself why you are doing this. That flutter or tiny nervous feeling in your tummy? That’s okay. It means you care, and it shows you are being very brave, even when it feels a little scary.

But here’s the beautiful part: every small act of courage counts. Every shot you take, every moment you push through, is a step closer to what your heart is hoping for.

At NewLife Fertility Centre, we walk beside you through every injection, every appointment, and every step of your IVF journey. You’re not alone, your courage is seen, supported, and celebrated. Together, we make the path a little easier and a lot more hopeful to bring new life in the world. 💛

Book your free consultation today at NewLife Fertility Centre.

FAQs about IVF shots / IVF injections