The Wegovy Pill vs the Wegovy Injection

Posted on July 17, 2026 by Sally-Anne Turner

Differences Explored

Since the Wegovy pill UK approval, there has been a buzz of activity online about this new GLP-1 medication.

A core question that we at the Bodyline Clinic are receiving is: how does the Wegovy pill differ from the Wegovy injection? At a glance, the difference seems obvious: one is injected, one is swallowed.

Both forms of weight loss medication use the same ingredient. Semaglutide has been noted in clinical trials to reduce weight in certain groups, provided it is taken as instructed. And this is where the core difference between the medications lies.

At the Bodyline Clinic, we have over 18 years of experience helping people to reach their weight loss goals. As such, we know all there is to know about both oral and injectable GLP-1s and if you want to start losing weight, we will work with you to identify which option is right for you.

So, here we aim to answer the key question: are Wegovy tablets as effective as injections?

Pills vs Injections: Equal Weight Loss?

Oral Wegovy is brand new to the market, so we can't say what our clients at the Bodyline Clinic think of it compared to the injections. But watch this space!

Instead, let's look at the evidence. There is clinical research that points to both the pill and the injections offering similar results. Clinical research suggests the Wegovy pill results are comparable. Adults taking the 25mg dosage of the pill (the maintenance dose) lost around 14% of their body weight over 64 weeks. In a similar timeframe, those who were using the injectable Wegovy (2.4mg) lost about 15% of their body weight.

The injection has been noted to contribute to a slightly higher average weight loss. However, Novo Nordisk, the pharmaceutical company behind the Wegovy brand, consider this difference to be minor. Of the 2, the injection has a slightly higher average weight loss and has higher bioavailability (the body absorbs it more easily).

Dosages

A key difference between the oral Wegovy and the Wegovy injection is the doses, as well as when each medication is taken.

A typical breakdown of the Wegovy injection dosage schedule is as follows:

1. Weeks 1–4: 0.25 mg once a week. This low dose allows the body to adjust to the drug.
2. Weeks 5–8: 0.5 mg once a week. This dose is increased to continue weekly weight loss.
3. Weeks 9–12: 1 mg per week.
4. Weeks 13–16: 1.7 mg per week.
5. Week 17 and beyond: 2.4 mg per week. This is the maintenance dose. Once reached, this dosage must be reinjected weekly to achieve sustained weight loss.

This schedule is intended to reduce gastrointestinal effects of semaglutide, the main ingredient in both the Wegovy injection and the pill.

For the injection to work as intended, patients must be trained on how to self-inject. The injections are flexible too. If it is the same day, you can inject either before eating or after fasting. The most vital thing is that you take it on the SAME DAY every week. Those using the injection are advised to inject into subcutaneous fat in either the arm or thigh.

Missed your injection? Follow this schedule:

1. Next dose more than 2 days away: administer the Wegovy injection as soon as possible.
2. Next dose less than 2 days away: do not administer the dose. Inject on the regularly scheduled day of the week.
3. If 2 or more consecutive doses of this injection are missed, resume dosing as scheduled. If needed, reinitiate the Wegovy injection and follow the dosage escalation schedule.

If you aren't sure, talk to your prescribing team.

The standard schedule for the pill is as follows:

1. Starting dose (days 1–30): 1.5 mg
2. Titration dose (days 31–60): 4 mg
3. Titration dose (days 61–90): 9 mg
4. Maintenance dose (day 91 onward): 25 mg

Also known as "sip and go," people taking Wegovy orally are advised to take the pill in the morning, preferably after fasting for 8 hours. Sipping under 120ml to take the pill, they then need to wait for around 30 minutes before taking any other medication or eating.

The doses of the oral option are higher due to stomach acid. Most of the pill will be broken down in the stomach when the tablet is swallowed.

If a dose of the Wegovy pill is missed, the FDA advises skipping the missed dose and taking the dose the next day.

Side Effects: Do They Differ?

Regardless of how you take this weight loss medication, it is noted that the side effects are the same.

Semaglutide has the most notable impact on the gastrointestinal system, causing:

1. Nausea
2. Vomiting
3. Diarrhoea/loose stools
4. Constipation
5. Abdominal pain/upset stomach
6. Headaches
7. Acid reflux/heartburn
8. Fatigue

Clinical studies into both medications noted that these symptoms tend to be more noticeable when you first start the medication, or when you are moving up to the next dose.

Switching Between Treatment Types

Can you switch from the injection to the pill? Yes.

If you have started on the Wegovy injection and now want to start the pill, you will need to have clinical supervision as you change how you take the medication.

Semaglutide has a half-life of about a week and for your safety, you will need medical insight to prevent overlapping doses. Typically, a week or more would be needed for the injection to clear before starting at the lowest dose of the tablet.

We do not advise switching from one to the other on your own. Talk to your prescribing team!

Which One is Right for You?

As noted in our Ultimate Guide to the Wegovy Pill, a core part of managing this pill is about routine. So, when choosing which option is right for you, our team at the Bodyline Clinic will aim to identify which treatment regime you can realistically stick to.

You may be more suited to the oral option if:

1. You dislike needles.
2. You travel often and won't always have access to a fridge.
3. You have a disciplined morning routine.

You might prefer the injection if:

1. You want to take your dose at any time of the day.
2. You don't want to worry about fasting windows.
3. You don't have a daily routine but can commit to medication on a set day.

Alternative Medications

Are you worried that this oral weight loss option may not work for you? Or have you already tried the Wegovy injection and found the side effects too much to manage?

Not to worry. A study published in the journal "Obesity" from 2023 noted that as many as 44% of people who started injectable weight loss options stopped in less than a year. Of course, this is more common with those who were getting their injections directly online and were not receiving specialised support.

There are other weight loss medications available but, as with Wegovy, to be successful, tailored support is required. Here are some of the options that our team at the Bodyline Clinic can offer:

1. Mounjaro (tirzepatide): This is a once-weekly GLP1-GIP injection. It reduces appetite, improves blood sugar and when combined with lifestyle changes, it can lead to significant weight loss. This is one of our flagship treatments that you can learn more about here.
2. Phentermine: Also called the "pink pill," phentermine is an appetite suppressant intended for short-term use. Again, this is intended alongside a change in diet and lifestyle. You can find information about this medication here.
3. Diethylpropion (Tenuate): Another one of our appetite suppressant drugs, this is an alternative to phentermine. It suppresses appetite and helps to reduce weight when paired with lifestyle changes and an altered diet.

When you come to our team at the Bodyline Clinic, we will conduct a health assessment and then determine which medication is the best for you. All the medications here will require a prescription and ongoing support from our clinical team.

Been Rejected for Weight Loss Medication? We Can Help

There are few things in life that are more demoralising than wanting to start a journey to improve your health and getting rejected before it has started.

Medically, there are certain groups of people who may not fit the "standard" patient ideal for medicated weight loss. Luckily, thanks to our clinical team at the Bodyline Clinic, we can offer additional support.

If you are:

1. Aged 70+
2. Have a history of cardiovascular conditions
3. Have gastrointestinal health issues
4. Have a mental health issue which requires medication

Then we would love to hear from you!

Why Choose Us?

At the Bodyline Clinic Manchester, we know how hard it can be to start weight loss medication, let alone choose the right one for you. That's why our clinical team offers our new patients a full physical assessment and ongoing support. With over 18 years of supporting those who want to lose weight, and over 100,000 patients supported, we can help you find the right solution for you.

So, what are you waiting for? If you want to start medication to help you lose weight, contact us today for a free consultation.

FAQs

Does the Pill Offer Faster Weight Loss Than the Injection?

No. In clinical studies, the injection has a slightly higher rate of weight loss per person. But the difference is minimal at best.

Do the Side Effects Differ?

Not really. The active ingredient in both is semaglutide, which causes gastrointestinal issues such as nausea, vomiting and heartburn. You will notice these more intensely when you start the medication or as you are upping the dose.

What Happens if I Miss a Dose/Injection?

If you miss a dose of the pill, skip the missed dose and take the medication at the same time the next day. Missed your injection? If your next injection is more than 2 days away, inject as soon as possible. If it is less than 2 days away, do not administer the dose and wait until the following week. For more guidance, talk to your clinical team if you miss more than 2 doses.

Why is the Pill Dosage Higher than the Injection?

The pill has a higher dosage than the injection due to stomach acid. A higher dose is needed to ensure that a set amount of semaglutide enters the bloodstream and can help with weight loss.

Which One is Right for Me?

If you are not a fan of needles, can stick to a morning routine and can't guarantee access to a fridge, then you may be more suited for the pill. For those who can guarantee that they will be able to inject on the same day (and will always have a fridge), the injection may be more suitable.