FDA approved 20216 studies reviewedGLP-1 — a class of drugs that reduce hunger signals in the brain

Wegovy & Ozempic

Semaglutide

Available as a weekly injection or daily pill — both work on the same fullness signal

In short

Wegovy & Ozempic (semaglutide) is available as a weekly injection or daily pill. In studies, people lost up to 14.9% of their body weight with the injection and up to 16.6% with the pill.

14.9%

average weight loss in studies — STEP 1 trial (68 weeks)

That's ~33 lbs for a 220 lb person

These are averages. Your results will depend on your dose, how consistently you take it, and your body.

Key facts

At a glance

The numbers you need before deciding.

Weight loss
14.9–16.6%

~33–37 lbs for a 220 lb person

Monthly cost
$149–$1350/mo

Pill form (Wegovy 25mg): ~$149/month self-pay

How you take it
Weekly injection or daily pill

Same drug — pill ~$149/mo · injection ~$1,350/mo

Main side effect
Nausea

About 4 in 10 people · usually temporary

Fat vs lean
79% fat

21% lean · STEP 1 body scan analysis

If you stop
~12% regain

Within 1 year · STEP 1 extension — Wilding et al. Diabetes Obes Metab 2022

Before you start

Learn about this treatment

Everything you'd want to know before deciding.

On treatment

Already taking this?

Practical guides for people currently on this medication.

Clinical evidence

How it compares in trials

Average weight loss % — from individual phase 3 trials

Wegovy injection
14.9%
Oral Wegovy (pill)
16.6%
Zepbound (tirzepatide)
20.9%

What does the lost weight consist of?

Fat mass — the primary target of treatmentMuscle, bone, water

Resistance training (weight lifting, bodyweight exercises) can significantly reduce the muscle loss. Aim for 2–3 sessions per week during weight loss.

Source: STEP 1 body scan analysis

What happens when you stop

Source: STEP 1 extension — Wilding et al. Diabetes Obes Metab 2022

17.3%
Lost on
medication
+11.7%
Regained
after stopping
5.6%
Still below start
after 1 year
On medicationAfter stopping~68% regainedStartStopped12 months later

In studies, people regained about 68% of the weight they lost within a year of stopping — ending about 5.6% below their starting weight. This is the body returning to its defended weight — not a personal failure. Current evidence supports long-term use for people who respond well.

Affordability

Cost & savings

$149–$1350per month

Savings options

Pill form (Wegovy 25mg): ~$149/month self-pay. Injection form (Wegovy 2.4mg): ~$1,350/month list. NovoCare assistance available.

Is this right for you?

Who this tends to fit

Relevant if you

  • Want a proven GLP-1 drug with proven heart benefits
  • Want the choice between injection and a more affordable pill (~$149/month)
  • BMI 30+ or 27+ with health conditions
  • Prefer one of the most established weight loss medications

Not right if you

  • You have a personal or family history of medullary thyroid cancer
  • You have a history of pancreatitis
  • You are pregnant or planning to become pregnant
  • You want the highest weight loss available

Safety

Important cautions

  • In animal studies, semaglutide caused thyroid tumours. It is unknown whether this applies to humans, but it is not prescribed to people with a personal or family history of medullary thyroid cancer.

  • Stop taking and contact your doctor immediately if you have persistent severe abdominal pain — this may be a sign of pancreatitis.

  • This drug may increase the risk of gallbladder problems, including gallstones. Tell your doctor if you develop sudden upper abdominal pain.

Practical guide

How to take Wegovy & Ozempic

1

Available as a weekly injection (Wegovy 2.4mg) or a daily pill (Wegovy 25mg)

2

Injection: inject under the skin of your thigh, abdomen, or upper arm once per week. Store in the refrigerator.

3

Pill: take on an empty stomach with no more than 4 oz of plain water. Wait at least 30 minutes before eating, drinking, or taking other medications.

4

You start at a low dose and your doctor gradually increases it over about 4–5 months so your body can adjust

Common questions

FAQ

Questions to ask your doctor

  • Am I a good candidate given my health history and any other conditions I have?
  • Do I have any contraindications I should know about?
  • What results should I realistically expect, and over what timeframe?
  • Which side effects should make me contact you?
  • How long should I try this before we decide if it's working?
  • What happens if I need to stop — how do I come off it safely?

Next step most people take

Medical disclaimer: This website is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare provider before starting, stopping, or changing any treatment.