GLP-1 medication

Semaglutide for Weight Loss — How It Works and What to Expect

Semaglutide is the GLP-1 medication behind Ozempic and Wegovy. At Praxiom, it's prescribed and titrated by a physician who reviews your progress every month — not issued once and forgotten.

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Patient in a physician-supervised semaglutide weight loss program

What is semaglutide?

Semaglutide is a GLP-1 receptor agonist — a medication that mimics glucagon-like peptide-1, a hormone your gut releases after you eat. It's the active ingredient in Ozempic and Rybelsus (approved for type 2 diabetes) and Wegovy (approved for chronic weight management).

As an injectable, it's taken once weekly, which is why most patients find it easier to stay consistent with than daily medications. Praxiom prescribes compounded semaglutide where available, and can support brand-name semaglutide with physician oversight and prescription support where that's the better fit.

Drug class: GLP-1 receptor agonist · Brand names: Ozempic, Wegovy, Rybelsus · Administration: once-weekly subcutaneous injection

How it works

GLP-1 does three things that matter for weight: it slows how quickly your stomach empties, it signals fullness to your brain, and it helps regulate insulin release in response to food. Semaglutide amplifies all three.

The practical effect is that you feel satisfied on less food, and the persistent background hunger that undermines most diets quiets down. Patients often describe it as "food noise" getting turned down rather than willpower getting stronger — which is precisely the point. Appetite is hormonally driven, and semaglutide works at that level.

What results look like

In the STEP 1 trial, adults taking semaglutide 2.4 mg weekly alongside lifestyle intervention lost an average of roughly 15% of their body weight over 68 weeks. Results vary considerably between individuals, and trial averages are not a prediction for any one person.

Most patients notice appetite changes within the first one to two weeks. Measurable weight loss usually begins around weeks four to eight and continues to build over three to six months as the dose is titrated upward.

Dosing and titration

0.25 mg
0.5 mg
1.0 mg
1.7 mg
2.4 mg

Semaglutide is titrated — you start low and step up gradually, typically at four-week intervals, so your body has time to adapt. The ladder above is the schedule used for the FDA-approved products; compounded protocols are set by your prescribing physician.

Titration is the part most programs get wrong. Moving up too fast drives side effects that make people quit; staying too low means the medication never reaches an effective dose. Your Praxiom physician reviews your response each month and adjusts the pace to you.

See what to expect month by month for how the review cadence works in practice.

Side effects

Most commonly reported

Nausea, especially in the first few weeks after a dose increase

Constipation or diarrhea

Reduced appetite and early fullness (the intended effect, occasionally uncomfortable)

Mild fatigue or headache

Injection-site tenderness

Most gastrointestinal side effects are dose-related and ease as your body adjusts. Serious risks — including pancreatitis, gallbladder disease, and kidney injury from dehydration — are uncommon but real, which is why ongoing physician oversight matters. Tell your care team promptly about severe or persistent abdominal pain.

Who semaglutide is for

A likely fit if

Adults with a BMI of 30 or higher, or 27 or higher with a weight-related condition

People who have tried diet and exercise without lasting results

Anyone who wants a physician managing titration rather than navigating dose increases alone

Patients who want the longest real-world track record among GLP-1 medications

Not appropriate for

Anyone with a personal or family history of medullary thyroid carcinoma or MEN2 syndrome

People who are pregnant, trying to conceive, or breastfeeding

Patients with a history of pancreatitis, without careful physician evaluation

Anyone with a known hypersensitivity to semaglutide

Your intake evaluation screens for all of these. A Praxiom physician only proceeds if treatment is medically appropriate.

Semaglutide questions, answered

Is semaglutide the same thing as Ozempic or Wegovy?

Semaglutide is the active ingredient in both. Ozempic is approved for type 2 diabetes and Wegovy for chronic weight management; the molecule is the same, with different labeled indications and dose ranges. Compounded semaglutide contains the same active ingredient prepared by a licensed compounding pharmacy.

How long do I stay on semaglutide?

Obesity is a chronic condition, and semaglutide treats it while you take it — most patients regain a meaningful share of lost weight after stopping. Some patients stay on a maintenance dose long term; others taper with physician guidance once they've reached their goal. That decision is made with your physician, based on your results and health picture.

Do I have to inject it?

The weight-loss programs use a once-weekly subcutaneous injection with a very fine needle, self-administered in the abdomen, thigh, or upper arm. Most patients describe it as a non-event after the first one or two. An oral form of semaglutide exists but is approved for type 2 diabetes rather than weight management.

What does semaglutide cost through Praxiom?

All-in monthly packages start at $214.99/month for compounded semaglutide, with medication, monthly physician review, shipping, and pharmacy coordination included. Your exact package depends on your prescribed dose, and you see the price before any charge is made.

Find out whether semaglutide is right for you

Eligibility takes a few minutes and requires no payment. If semaglutide isn't the right fit, a Praxiom physician will tell you — and explain what is.

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