No prescription needed
You can buy it at a pharmacy.
Tacenol 8 Hour 650 mg extended-release tablets (paracetamol)
타세놀8시간이알서방정
Official English name: Tacenol 8 hours ER Tablet

Looks like: white oblong, marked TACENOL ER
What it is used for
Lowering fever and relieving pain from a cold, headache, toothache, muscle pain, back pain, period pain and joint pain.
Translated from the official Korean label, for reference.
이 약은 해열 및 감기에 의한 동통(통증)과 두통, 치통, 근육통, 허리동통(통증), 생리통, 관절통의 완화에 사용합니다.
How to use
- Adults and children 12 and over: 2 tablets every 8 hours.
- Do not take more than 6 tablets in 24 hours.
Show the Korean original
12세 이상의 소아 및 성인은 매 8시간마다 2정씩 복용합니다.
24시간 동안 6정을 초과하지 마십시오.
Price
₩70 a tablet
Insurance price cap (Oct 1, 2026). It applies when a doctor prescribes it under Korean health insurance. Without a prescription, each pharmacy sets its own price.
Warnings from the Korean label
- If you drink 3 or more alcoholic drinks every day, talk to a doctor or pharmacist before you take this medicine or any other medicine for fever and pain. It can damage your liver.
- Very rarely, serious skin reactions that can be fatal have been reported, such as acute generalized exanthematous pustulosis (AGEP), Stevens-Johnson syndrome, toxic epidermal necrolysis and drug reaction with eosinophilia and systemic symptoms (DRESS). If you get a skin rash or any other sign of an allergic reaction after taking it, stop taking it right away.
- Do not take more than the daily maximum of 4,000 mg of paracetamol (acetaminophen). It can damage your liver. Do not take it with any other product that contains paracetamol (acetaminophen).
Details
- Active ingredient
- Paracetamol (acetaminophen) 650 mg per tablet
- Form
- Extended-release tablet
- Maker
- BUKWANG PHARM. CO., LTD.
- MFDS item number
- 200201482
Learn more
More for fever and pain
Advil tablets (ibuprofen)애드빌정Brufen 400 mg tablets (ibuprofen)부루펜정400밀리그램Children's Tylenol liquid (paracetamol)어린이타이레놀현탁액Easy End Six Ace tablets (paracetamol)이지엔6에이스정Easy End Six Pro capsules (dexibuprofen 300 mg)이지엔6프로연질캡슐All fever and pain medicinesSources: MFDS drug approval data and e-Drug information (item 200201482), HIRA insurance price list (Oct 1, 2026).