Due to the current global shortage of Ozempic, we may offer alternative GLP-1 medications at our clinic. We also provide medical care in accordance with the guidelines issued by the Japan Diabetes Society and the Japan Association for Diabetes Education and Care.
Do you find yourself wondering:
“I’ve tried dieting but can’t seem to lose weight — could Rybelsus help?”
“Does Rybelsus actually work?”
Rybelsus is an oral medication containing GLP-1, a hormone associated with appetite regulation and weight management. Taking Rybelsus may help suppress appetite, supporting your weight management efforts.
In this article, we explain the potential weight management effects of Rybelsus, how to take it, and its possible side effects. Read on to learn how Rybelsus works and how to use it properly.
At our clinic, we propose a treatment plan suited to each individual patient and provide care focused on achieving meaningful outcomes.
We take the time to listen carefully to your concerns and symptoms, so please use the button below to book a consultation.
The active ingredient semaglutide has received approval as an anti-obesity medication from regulatory bodies including the FDA and EMA.
In Japan, it is approved as a treatment for type 2 diabetes; when prescribed under self-pay (non-insurance) treatment for weight management, it constitutes an off-label use of an approved pharmaceutical product.
· We source domestically approved medications from domestic pharmaceutical wholesalers.
· In the event of a serious adverse reaction, this medication may not be covered by Japan’s Adverse Drug Reaction Relief System.
Table of Contents
- 1 What Is Rybelsus? An Oral GLP-1 Medication
- 1.1 Key Features of Rybelsus
- 1.2 Approved as a “Type 2 Diabetes Treatment”
- 2 How Does Rybelsus Work? The Mechanism Behind Its Weight Management Effects
- 2.1 Potential Side Effects of Rybelsus
- 3 How to Take Rybelsus: The Right Amount of Water
- 4 Personal Importation of Rybelsus Is Risky — A Prescription from a Clinic Is Required
- 5 Rybelsus Pricing
- 6 Frequently Asked Questions about Rybelsus
- 6.1 Q1. Is Rybelsus covered by health insurance?
- 6.2 Q2. When might I start to notice a change in body weight after starting Rybelsus?
- 6.3 Q3. Can Rybelsus be taken together with DPP-4 inhibitors?
- 6.4 Q4. Is Rybelsus safe to take during pregnancy?
- 7 For Rybelsus Prescriptions, Visit IC Clinic
What Is Rybelsus? An Oral GLP-1 Medication

Rybelsus is a GLP-1 receptor agonist containing semaglutide, a compound associated with weight reduction.
It stimulates insulin secretion to help lower blood glucose levels, and also helps regulate gastrointestinal motility to support appetite control. Because of its blood glucose-lowering properties, it is used as a treatment for diabetes.
While most GLP-1 receptor agonists are administered by injection, a defining feature of Rybelsus is that it can be taken orally as a tablet.
Key Features of Rybelsus
The key features of Rybelsus include the following:
- Helps naturally reduce appetite
- May support a constitution less prone to weight gain
- Can be continued at home
- Easier to use for those who dislike injections
Taking Rybelsus may naturally reduce appetite and lessen feelings of hunger. A reduction in food intake may support weight management results.
It may also help promote visceral fat reduction and improve basal metabolic rate, offering the possibility of supporting a change in body composition.
Since it is taken orally as a single tablet once daily, it is more convenient and involves no injection-related discomfort compared with other injectable GLP-1 receptor agonists.
Intense exercise or strict dietary restriction is not required; moderate exercise combined with a review of eating habits may support weight management outcomes.
Approved as a “Type 2 Diabetes Treatment”
Rybelsus has received manufacturing and marketing approval as a treatment for type 2 diabetes. It received approval in Japan in 2020 and has been commercially available since February 2021.
(Reference: Newly Approved Pharmaceuticals | Ministry of Health, Labour and Welfare)
For patients with type 2 diabetes whose blood glucose is not adequately managed through diet and exercise alone, Rybelsus may help with blood glucose control. It represents a newer GLP-1 receptor agonist that can be taken as an oral tablet for diabetes management.
Because Rybelsus is a domestically approved product in Japan, it is considered a pharmaceutical with a recognized efficacy profile and an acceptable risk profile.
How Does Rybelsus Work? The Mechanism Behind Its Weight Management Effects

The mechanism of action of Rybelsus is as follows:
- GLP-1 stimulates insulin secretion
- Controls blood glucose levels to help suppress appetite
- Regulates gastrointestinal motility to slow the rate of digestion
- May help promote fat breakdown and metabolic activity
The GLP-1 in Rybelsus stimulates insulin secretion and helps control blood glucose levels, which in turn may help suppress appetite. Taking a GLP-1 medication may help reduce the amount of food consumed at meals.
Because it slows gastrointestinal motility, food is digested more slowly, and a feeling of fullness may be achieved with a smaller amount of food than usual.
It may also help promote fat breakdown and metabolic activity, potentially contributing to an improvement in basal metabolic rate and fat reduction.
Potential Side Effects of Rybelsus
There is a risk that taking Rybelsus may cause the following side effects:
- Gastrointestinal symptoms (vomiting, nausea, diarrhea, heartburn)
- Hypoglycemia (low blood sugar)
- Dizziness
- Taste disturbances
- Indigestion
- Diabetic retinopathy
Gastrointestinal side effects may become less pronounced as you continue taking the medication. To help reduce the risk of side effects, it is common practice to gradually increase the dose over time.
There is also a small possibility of experiencing hypoglycemia with Rybelsus. However, because the medication lowers blood glucose in response to elevated levels, the likelihood of blood glucose dropping lower than necessary is not considered high.
As there may be various other risks beyond those listed above, anyone concerned about side effects should consult their physician.
How to Take Rybelsus: The Right Amount of Water

Take one tablet — either the 3 mg, 7 mg, or 14 mg strength — on an empty stomach with approximately half a glass of water. Please avoid taking the tablet with tea, coffee, or medication-swallowing jellies.
Swallow the tablet whole; do not split or chew it.
After taking Rybelsus, you should avoid eating or drinking for approximately 30 minutes to 2 hours. If you must drink something during this period, keep the amount to a minimum.
Because the risk of impaired consciousness is higher when first starting the medication, treatment should begin with the lowest available dose of 3 mg.
Personal Importation of Rybelsus Is Risky — A Prescription from a Clinic Is Required
Personal importation of Rybelsus carries significant risks; it is important to obtain a prescription from a clinic or hospital.
Personal importation refers to purchasing a medication directly from an online retailer or similar source, without a prescription from a clinic or hospital.
While it may be possible to obtain Rybelsus through personal importation, products acquired this way may be of substandard quality.
Furthermore, because you would not have guidance on dosing appropriate to your individual health condition and physiology, there is a possibility of serious adverse health effects.
For these reasons, always take Rybelsus only as prescribed by a physician at a clinic or hospital.
Rybelsus Pricing
For details on our Rybelsus pricing, please refer to the fee schedules below.
- Body slimming fee schedule
- Face slimming & contouring fee schedule
Frequently Asked Questions about Rybelsus

Below we answer some of the questions we frequently receive from patients considering Rybelsus.
We address topics including insurance coverage, when effects on body weight may become apparent, and characteristics of those for whom the medication is contraindicated.
Q1. Is Rybelsus covered by health insurance?
Whether Rybelsus is covered by health insurance depends on the purpose for which it is prescribed.
When prescribed as a treatment for diabetes, it is covered by insurance; however, when used for weight management, it is a self-pay (non-insurance) treatment.
Therefore, Rybelsus prescribed for the purpose of weight management is not covered by health insurance.
Q2. When might I start to notice a change in body weight after starting Rybelsus?
In some cases, changes in body weight may become noticeable around 3 months after starting Rybelsus.
However, if the medication is discontinued partway through, the effects — such as appetite suppression and stimulation of insulin secretion — will no longer continue.
Please be aware that there is a possibility of weight regain after stopping treatment.
Q3. Can Rybelsus be taken together with DPP-4 inhibitors?
As a general rule, Rybelsus and DPP-4 inhibitors should not be used together.
DPP-4 inhibitors are oral medications that help lower blood glucose by regulating the insulin released in response to meals.
Both Rybelsus and DPP-4 inhibitors exert blood glucose-lowering effects mediated through the GLP-1 receptor.
Clinical studies on the concurrent use of both agents have not yet been conducted, and their combined efficacy and safety have not been established.
Q4. Is Rybelsus safe to take during pregnancy?
Rybelsus is not recommended for use by pregnant individuals or those who may be pregnant.
In addition, Rybelsus may also be contraindicated in the following circumstances:
- Patients with diabetes (under certain conditions)
- Those taking diuretics
- Individuals under 18 years of age or currently in high school
- Those currently taking anxiolytics (tranquilizers)
For Rybelsus Prescriptions, Visit IC Clinic

Rybelsus is an oral weight management medication containing GLP-1, a hormone associated with appetite regulation. It works by stimulating insulin secretion and may support a reduction in food intake, visceral fat reduction, and improvement of basal metabolic rate.
IC Clinic offers Rybelsus prescriptions. If you are considering a medical weight management approach — losing weight through medical treatment — we welcome you to consult with us.
We will assess your individual condition and introduce a medical weight management plan tailored to you.
At our clinic, we propose a treatment plan suited to each individual patient and provide care focused on achieving meaningful outcomes.
We take the time to listen carefully to your concerns and symptoms, so please use the button below to book a consultation.