Tylenol A
タイレノールA
Class 2 — Available at drug stores
Drug Type
Analgesic and antipyretic (acetaminophen)
Form
Tablets
Indication
Relief of headache, menstrual pain, toothache, post-extraction pain, sore throat, earache, joint pain, neuralgia, back pain, muscle pain, shoulder stiffness pain, bruising pain, fracture pain, sprain pain, and traumatic pain; and reduction of fever and chills
Active Ingredients (per 1 tablet)
• Acetaminophen 300mg
Inactive Ingredients
Cellulose, pregelatinized starch, hydroxypropyl cellulose, carmellose calcium, magnesium stearate, hypromellose, D-mannitol, titanium oxide, talc, carnauba wax
Instructions for Use
- ✓Take with water or lukewarm water. Allow at least 4 hours between doses. When taking for cold or flu fever, avoid taking on an empty stomach.
| Age | Dose per use | Times per day |
|---|---|---|
| Adults (15 years and older) | 1 tablet | Up to 3 times daily |
| Under 15 years | Do not use | — |
- ✕Do not take if you have had an allergic reaction to this product or any of its ingredients.
- ✕Do not take if you have experienced an asthma attack triggered by this product, other analgesics or antipyretics, or cold medicines.
- ✕Do not take if you are under 15 years of age.
- ✕Do not use with other analgesics/antipyretics, cold medicines, or sedatives.
- ✕Do not drink alcohol before or after taking this medication.
- ✕Do not take for an extended period.
- ✓If any of the following occur after taking, stop immediately and consult a physician, dentist, pharmacist, or registered salesperson: skin rash, redness, or itching; nausea, vomiting, or loss of appetite; dizziness; or excessive drop in body temperature.
- ✓Seek immediate medical attention if you experience skin itching, hives, hoarseness, difficulty breathing, palpitations, or clouded consciousness (possible anaphylactic shock); high fever, eye redness, or blistering and peeling skin (possible Stevens-Johnson syndrome or toxic epidermal necrolysis); widespread skin redness with fever and swollen lymph nodes (possible drug hypersensitivity syndrome); fever, jaundice, or dark urine (possible liver damage); fever, decreased urination, swelling, or joint pain (possible kidney damage); shortness of breath on exertion or dry cough (possible interstitial pneumonia); or wheezing or difficulty breathing (possible asthma).
- ⚠Consult a physician, dentist, pharmacist, or registered salesperson before use if you: are currently receiving medical treatment from a physician or dentist; are pregnant or may be pregnant; are elderly; have had an allergic reaction to any drug; or have been diagnosed with heart disease, kidney disease, liver disease, or stomach/duodenal ulcers.
- ✓Seek immediate medical attention if any of the following serious symptoms appear:
- • Shock (anaphylaxis): Itching of skin, hives, hoarseness, sneezing, itchy throat, difficulty breathing, palpitations, or clouding of consciousness immediately after use.
- • Stevens-Johnson syndrome / toxic epidermal necrolysis: High fever, redness of eyes, eye discharge, sores on lips, sore throat, or widespread rash or redness on skin that persists or rapidly worsens.
- ✓Strictly follow the prescribed dosage.
- ✓When removing the tablet from the PTP sheet, press the convex side firmly to break the foil on the back. Do not swallow the PTP sheet.
- ✓If symptoms do not improve after 5 to 6 doses, stop use and consult a physician, dentist, pharmacist, or registered salesperson.
Sources & Documents
- Japanese product page
- Japanese PDF
- Last verified: May 23, 2026
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For informational purposes only. Always consult a doctor or pharmacist before taking any medication.