Stona Kyotan Capsule
ストナ去たんカプセル
Class 2 — Available at drug stores
Drug Type
Cough and phlegm relief (expectorant)
Form
Soft capsules 36 capsules
Indication
Phlegm and coughs with phlegm
Active Ingredients (per 6 capsules (daily dose))
L-Carbocisteine 750 mg
Bromhexine hydrochloride 12 mg
Inactive Ingredients
Medium-chain triglycerides, bleached beeswax, glycerin fatty acid ester, sorbitan sesquioleate, polysorbate 80, gelatin, glycerin, paraben, titanium oxide, flavoring (containing l-menthol)
Instructions for Use
- ✓Take after meals. Phlegm production may temporarily increase after taking this product.
| Age | Dose per use | Times per day |
|---|---|---|
| Adults (15 years and older) | 2 capsules | 3 times a day |
| 8–14 years | 1 capsule | 3 times a day |
| Under 8 years | Do not use | — |
- ✓When removing capsules from the PTP sheet, press the convex side firmly to break the foil on the back. Do not swallow the PTP sheet, as it may puncture the esophageal lining and cause serious injury.
- ✕Do not use this product if you have ever had an allergic reaction to this product or any of its ingredients.
- ✕Do not use any of the following medicines while taking this product: other cough and phlegm medicines, or cold medicines.
- ✓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, widespread rash or redness on skin that persists or rapidly worsens.
- • Liver disorder: Fever, itching, rash, jaundice (yellowing of the skin or whites of the eyes), dark urine, general fatigue, or loss of appetite.
- ⚠Consult a doctor, pharmacist, or registered salesperson before use if you:
- (1) Are under the care of a physician.
- (2) Are pregnant or may be pregnant.
- (3) Are elderly.
- (4) Have ever had an allergic reaction to a medicine.
- (5) Have a high fever.
- (6) Have been diagnosed with heart disease or liver disease.
- ✓Stop use and consult a doctor, pharmacist, or registered salesperson — bringing this package insert with you — if any of the following symptoms appear after taking this product, as they may be side effects:
- Skin: Rash, redness, or itching
- Gastrointestinal: Nausea/vomiting, loss of appetite, or abdominal pain
- Nervous system: Headache
- Other: Blood in phlegm
- ✓Stop use and consult a doctor, pharmacist, or registered salesperson if the following symptoms persist or worsen: diarrhea or dry mouth.
- ✓Stop use and consult a doctor, pharmacist, or registered salesperson if symptoms do not improve after 3 to 4 days.
Sources & Documents
- Japanese product page
- English PDF
- Japanese PDF
- Last verified: May 25, 2026
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For informational purposes only. Always consult a doctor or pharmacist before taking any medication.