Original price was: $2,500.00.$2,200.00Current price is: $2,200.00.
Laennec Human Placenta Injection is a Japanese prescription injectable medicine manufactured by Japan Bio Products Co., Ltd. Each 2 mL ampoule contains 112 mg of water-soluble human placenta hydrolysate extract and is approved in Japan for improvement of hepatic function in chronic hepatic disease. For medical professional use only.
Laennec Human Placenta Injection is a Japanese ethical prescription drug manufactured by Japan Bio Products Co., Ltd. It contains 112 mg of water-soluble human placenta hydrolysate extract per 2 mL ampoule and is intended for medical use only under the supervision of qualified healthcare professionals.(jbpglobal.placenta.co.jp)
Known in Chinese as Laennec 萊乃康 人胎盤注射液 and in Japanese as ラエンネック, this product is classified in Japan as a specified biological product and prescription medicine. The approved medical indication in Japan is improvement of hepatic function in chronic hepatic disease.(jbp.placenta.co.jp)
Laennec is produced using Japan Bio Products’ proprietary extraction technologies to obtain physiologically active substances from human placenta, including growth factors, cytokines, amino acids, peptides, vitamins, minerals, and other bioactive components. The official product information describes hepatocyte growth factor, also known as HGF, as a factor associated with the recovery of damaged liver tissue.(jbpglobal.placenta.co.jp)
In medical and aesthetic settings, Laennec is also commonly discussed for skin vitality, wellness support, and anti-aging care. However, beauty-related uses may vary by country and regulatory status, and should only be considered under professional medical guidance.
Laennec Human Placenta Injection is a human placenta-derived injectable medicine developed for professional medical use. Each 2 mL ampoule contains 112 mg of water-soluble human placenta hydrolysate extract, derived from human placenta and processed through controlled manufacturing procedures.(jbpglobal.placenta.co.jp)
The product is designed as a liver function improvement medicine in Japan and is used under prescription. Its biological source and injectable route mean it must be administered only by trained medical professionals using proper aseptic technique.
Laennec contains a complex profile of biologically active substances. According to official product descriptions, these include growth factors, cytokines, and other physiologically active substances extracted from human placenta. These components are associated with liver function support and tissue recovery processes.(jbpglobal.placenta.co.jp)
In Japan, the approved indication of Laennec is:
Improvement of hepatic function in chronic hepatic disease.
This indication is listed by Japan Bio Products and PMDA medical drug information.(jbpglobal.placenta.co.jp)
Each 2 mL ampoule contains:
Water-soluble human placenta hydrolysate extract: 112 mg
The official product information also states that pepsin from porcine gastric mucosal extract and lactose from bovine milk are used during the manufacturing process.(jbpglobal.placenta.co.jp)
Laennec Injection is described as:
A light yellow-brown or yellow-brown transparent liquid with a distinctive odor.
According to official product information, the usual adult dosage is:
2 mL by subcutaneous or intramuscular injection once daily.
Important: Actual use must follow the prescription, diagnosis, and administration plan of a qualified physician or healthcare professional.
Laennec Human Placenta Injection is not a self-use supplement or ordinary skincare product. It is an injectable medicine that should only be used:
Because it is derived from human placenta, appropriate documentation, consent, traceability, and professional handling may be required depending on local regulations.
Laennec is sometimes discussed in medical aesthetic clinics for:
However, these aesthetic uses may not be the approved medical indication in all regions. Product pages should avoid claiming that Laennec can guarantee whitening, wrinkle removal, anti-aging reversal, or skin rejuvenation as a medical effect unless such claims are legally approved in the target market.
Recommended compliant wording:
Used in some professional clinical settings as part of physician-supervised wellness or aesthetic care programs.
The supplied product information mentions several research areas related to liver function:
Animal studies described in product materials suggest that Laennec may promote liver regeneration after partial liver removal in rats.
In vitro and animal experiments described in product information reported promotion of DNA synthesis in hepatocytes compared with control groups.
Studies involving experimentally induced liver injury in rats reported decreases in serum liver-related enzymes and bilirubin values in groups given Laennec.
Animal experiments involving acute liver injury models reported reductions in total lipids and total cholesterol in the liver.
Product information describes studies where Laennec use inhibited liver fibrosis in rats exposed to carbon tetrachloride over a prolonged period.
These findings are primarily from preclinical or specific clinical contexts and should not be interpreted as a guarantee of outcomes in general users.
Because Laennec is made from human placenta-derived material, safety explanation is especially important.
Official product information states that donor screening and manufacturing safety measures are used to reduce infectious risk. However, because the raw material is human placenta, the risk of infectious agent transmission cannot be completely eliminated. Patients should be informed of this before use.(jbpglobal.placenta.co.jp)
Do not administer Laennec to:
Patients with a history of hypersensitivity to this product.
This contraindication is listed in Chinese and Japanese official product information.(jbptw.placenta.co.jp)
Laennec should be administered with caution in:
Healthcare professionals should evaluate each patient before administration.
Possible adverse reactions may include:
Severe reactions are uncommon but may include:
If severe symptoms occur, administration should be stopped immediately and medical treatment should be provided.
Before using Laennec, healthcare professionals should explain:
This explanation is consistent with official safety guidance for Laennec as a human placenta-derived product.(jbpglobal.placenta.co.jp)
Official Chinese product information states:
Store at room temperature.
General handling recommendations:
Japan Bio Products’ Japanese product page lists the standard unit as:
2 mL / ampoule
Laennec may be considered only by healthcare professionals for patients requiring medical evaluation for:
It is not suitable for self-injection, casual beauty use, or unsupervised anti-aging use.
Laennec is not suitable for:
Laennec Human Placenta Injection is a medical injectable product. This product information is for reference only and does not replace professional medical advice, diagnosis, prescription, or treatment.
Use only under the supervision of qualified healthcare professionals. Do not self-administer. Do not purchase prescription injectable products from unverified online sellers. Availability, legal classification, indications, and permitted uses differ by country or region.
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