Product Specifications
| Product (EN) | Goshajinkigan |
| Japanese name | ツムラ牛車腎気丸エキス顆粒 |
| Manufacturer | Tsumura & Co. (株式会社ツムラ) |
| Form | Kampo dried extract granules (エキス顆粒) |
| Regulatory category | Japanese Kampo preparation — institutional display & inquiry |
| Therapeutic area (catalogue) | 泌尿・肾 |
| Pack size | Per official packaging — confirmed on quotation |
| Country of origin | Japan |
| Storage | Per the official Japanese package insert |
About this product
Goshajinkigan (ツムラ牛車腎気丸エキス顆粒) is a Japanese Kampo preparation supplied as Kampo dried extract granules (エキス顆粒) by Tsumura & Co. (株式会社ツムラ), catalogued here under the 泌尿・肾 grouping. As a Japanese Kampo product it is manufactured under Japan’s Good Manufacturing Practice (GMP) requirements, giving consistent, traceable, batch-controlled quality — the qualities international buyers value in Japanese-made Kampo. Tsubaki Trading supplies this product to overseas pharmacies, clinics and distributors on a business-to-business basis. Learn more in our guide to Japanese herbal medicine.
Composition
The crude-drug (生薬) composition of this formula and exact quantities are stated in the official Japanese package insert (添付文書) and provided on inquiry.
Approved indications & usage (Japan) — reproduced from the official package insert
The following objectively reproduces the officially approved information for this product in Japan (医療用 添付文書). It reflects Japanese regulatory approval, is provided for professional institutional reference only, and is not a claim for any other market nor medical or dosage advice. Classification and permitted claims in the destination country may differ and are the buyer’s responsibility to confirm.
Approved indications (効能・効果, as approved in Japan): For persons who tire easily, with cold limbs and decreased or excessive urination, sometimes with thirst: leg pain, lower-back pain, numbness, blurred vision in the elderly, itching, difficulty urinating, frequent urination, and oedema.
Usage as stated in the official Japanese labeling (用法・用量): official labeling states that adults take 7.5 g per day in 2–3 divided doses, orally before or between meals, adjusted according to age, body weight and symptoms.
For risks, side effects and correct use, refer to the official Japanese package insert and consult a physician or pharmacist. Source: official product information.
Information on this page is provided for institutional reference and reproduces objective product information as labelled by the manufacturer. It does not constitute any claim of efficacy, dosage guidance or medical advice.
Sourcing & export
- Authenticity: sourced directly through regular domestic Japanese channels.
- MOQ & lead time: by quotation — tell us your quantity and destination.
- Logistics: EMS / DHL / FedEx worldwide.
- Response: inquiries answered within 24 business hours.
- Documents on request: composition sheet / CoA, GMP certificate, CPP, official Japanese package insert.
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