Medication info
Tylenol 8-Hour Extended-Release Tablets 650 mg (Acetaminophen)

Tylenol 8-Hour Extended-Release Tablets 650 mg (Acetaminophen)

OTC medicationTablet
Ingredient · strength
Acetaminophen›325mg / 1 tablet
Manufacturer / importer
(주)동구바이오제약
Appearance
White, rectangular, extended-release film-coated tablets
Packaging
500 tablets/bottle
Approval status
Active

MFDS item code 202002173 · Approved 2020.03.30 · Insurance code 657308190

Summary

Main use
Fever reduction and relief of cold symptoms (pain, headache)
Who uses it
Adults · Children
Adult dosage
Take 2 tablets every 8 hours. Do not exceed 6 tablets in 24 hours.
Children's dosage
Children over 12 years should take 2 tablets every 8 hours. Do not exceed 6 tablets in 24 hours.

Ingredients

Manufacturer
(주)동구바이오제약

Efficacy & effects

Fever reduction and relief of cold symptoms (pain, headache)

  • Fever reduction
  • pain due to cold
  • headaches
  • toothaches
  • muscle pain
  • lower back pain
  • menstrual pain
  • joint pain
View approved original text

This medication has antipyretic effects, helping to reduce fever, and is used to relieve various pains such as those caused by cold symptoms, headaches, toothaches, muscle pain, lower back pain, menstrual pain, and joint pain.

Dosage and Administration

Adult dosage

Take 2 tablets every 8 hours. Do not exceed 6 tablets in 24 hours.

Children's dosage

Children over 12 years should take 2 tablets every 8 hours. Do not exceed 6 tablets in 24 hours.

Precautions

This medication can put a strain on the liver, so individuals who regularly consume more than three glasses of alcohol daily should consult a doctor or pharmacist before use. Rarely, severe skin reactions may occur with this medication, so if skin rash or hypersensitivity reactions occur, discontinue use immediately and consult a healthcare professional. Contains acetaminophen; be careful not to exceed the maximum daily dosage, and do not use with other acetaminophen-containing products. People who are allergic to this medication, those with peptic ulcers, serious blood disorders, significantly impaired liver or kidney function, cardiac dysfunction, a history of aspirin-induced asthma, individuals taking certain medications, and children under 12 years of age should not take this medication. As an extended-release formulation, do not crush or chew the tablets; swallow them whole. Individuals with liver or kidney disease, peptic ulcers, blood disorders, bleeding tendencies, heart dysfunction, hypersensitivity, asthma, elderly individuals, or those pregnant or breastfeeding, as well as those taking certain medications, should consult a healthcare professional before use. If experiencing symptoms such as difficulty breathing, skin rash, severe nausea, vomiting, gastrointestinal bleeding, mucosal damage, or symptoms of hepatitis during the course of treatment, stop taking the medication immediately and consult a healthcare professional. Regular blood tests and liver function tests are required during prolonged use, and if symptoms persist or worsen, consult a healthcare professional. In case of overdose, there is a risk of liver damage, so seek medical attention promptly even if there are no symptoms.

Side effects and when to seek care immediately

Serious side effects

  • Hives, severe swelling (edema), chest tightness, difficulty breathing, cold sweat, paleness (anaphylaxis)
  • Severe rash with high fever, blisters, skin shedding, mucosal pain in the mouth/eyes (Stevens-Johnson syndrome, toxic epidermal necrolysis)
  • Rash, allergic reactions, mucocutaneous syndrome (Stevens-Johnson syndrome), toxic epidermal necrolysis
  • Difficulty breathing or shortness of breath, asthma attacks
  • Liver abnormalities (jaundice) related symptoms

Mild side effects

Nausea, vomiting, loss of appetite, pruritic (itchy) rash, rash, elevated AST, elevated ALT, fixed rash, thrombocytopenia, granulocytopenia, hemolytic anemia, impaired platelet function (prolonged bleeding time), cyanosis, high anion gap metabolic acidosis (HAGMA), chronic hepatitis, acute pancreatitis, nephrotoxicity

Not everyone experiences these, and they can vary from person to person.

Interactions

Drug interactions

Do not take this medication with other anti-inflammatory (analgesic) medications, other products containing acetaminophen, barbiturates, or tricyclic antidepressants. Patients on long-term warfarin therapy or taking lithium or thiazide diuretics should consult a doctor or pharmacist before using this medication.

Food interactions

Do not take this medication with alcohol.

Storage

Store this medication in a tightly sealed container to prevent air exposure, ideally at room temperature between 1 and 30 degrees Celsius. Proper storage will help maintain the medication's effectiveness and safety.

Appearance and packaging

Appearance

White, rectangular, extended-release film-coated tablets

Package unit

500 tablets/bottle

Same-ingredient medicines

Even with the same ingredient, strength, dosage form and how it is taken can differ.

Even with the same ingredient, the dose and directions can differ by strength and dosage form. Talk to a doctor or pharmacist before switching from a medication you are already taking.

Questions about this medicine

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For anything that needs medical judgment, consult a doctor or pharmacist.

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This drug information is based on data provided by the Korea Ministry of Food and Drug Safety.
Consult a doctor or pharmacist for accurate dosage, administration, and usage instructions.