Short answer
Botulinum toxin injection is a routine outpatient procedure in Korea and is regulated as a prescription medicine by the Ministry of Food and Drug Safety. For a visitor the practical question is not whether the procedure exists but whether your specific visit is set up properly: a licensed doctor examining you in person, a product approved for the indication, a written record of what was injected, and a way to reach the clinic after you fly home.
It is still a medical procedure with real risks, including bruising, asymmetry, drooping and headache, and the doctor is required to explain those to you before you consent. Nobody can promise a particular result, and any clinic that does is telling you something the law does not allow.
Under Korea's rules for attracting foreign patients, a clinic must be registered with the Ministry of Health and Welfare before it may arrange treatment for patients from abroad, and registered institutions are listed publicly.
By the numbers
Korea's Ministry of Health and Welfare counted about 2.01 million international patients in 2025, up from about 1.17 million in 2024. It is the highest number since the count began in 2009.
In the same 2025 figures, 62.9% of international patients visited a dermatology clinic and 11.2% a plastic surgery clinic. That is why waiting times in these two specialties move with the travel season.
Who is allowed to inject, and how do I check?
In Korea, botulinum toxin is a prescription drug and injection is a medical act performed by a licensed physician. When you arrive you should meet the doctor, not only a consultant, and the doctor should examine the muscles being treated before deciding dose and injection points.
If your appointment is arranged through an agency rather than directly with the clinic, ask which licensed facility you are actually attending and confirm it appears on the clinic's own booking. Medical institutions and physicians are registered with the Ministry of Health and Welfare and the Korean Medical Association, and a clinic will not object to confirming who will treat you.
What should be written down before the injection?
Ask for the product name, the manufacturer and the number of units in your record. Korean regulation requires products to be approved by the Ministry of Food and Drug Safety for domestic use, and several domestic and imported brands are in circulation at different price points. Knowing what was used matters if you later see a doctor at home.
You should also receive the consent explanation in a language you read. Under the Medical Service Act the explanation covers the purpose, the method, the expected course and the possible adverse effects. If a clinic hands you a Korean-only form with no interpretation, that is a reason to pause, not a formality to sign through.
How should a visitor plan the timing?
Injection appointments themselves are short, usually ten to fifteen minutes, and most people return to normal activity the same day. The visible effect develops over several days and settles at around two weeks, which is why clinics book a review at the two-week mark.
If you are flying out within a few days, you will not be in Seoul for that review. Two practical options: schedule the injection early in the trip so the doctor can see you again before departure, or agree in advance how the review will be done by photograph and messenger. Avoid alcohol, saunas and vigorous exercise on the day, and avoid pressing or massaging the treated area.
Questions worth asking at the consultation
- Which product will be used, and how many units for each area?
- What are the adverse effects you consider most likely in my case?
- What is the plan if the effect is uneven when it settles?
- Who do I contact after I leave Korea, and in what language?
- Is a review visit included, and when should it be?
Do I need a Korean phone number to be treated?
You do not need one to be treated, but you do need a reliable way to be contacted. Most clinics that see international patients use a messenger account for follow-up, and a local SIM or eSIM makes the day itself easier.
Can I combine the injection with other treatments on the same visit?
Often yes, and that is a common request from people on a short trip. The doctor decides the sequence and the interval, because some combinations are better separated by days rather than done together.
What happens if something looks wrong after I get home?
Contact the clinic first with photographs and the date of treatment. If the clinic judges that you need to be examined, see a doctor where you are rather than waiting for a return trip.
Sources
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