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Date: Saturday, May 18, 2024 15:29

Release 3.654
RenuTend suspension for injection for horses (UK(NI))
 
Species: Horses and other equidae
Therapeutic indication: Immunological veterinary medical product (non vaccine): For horses
Active ingredient: Tenogenic primed equine allogeneic peripheral blood-derived mesenchymal stem cells (tpMSCs)
Product:RenuTend suspension for injection for horses (UK(NI))
Product index: RenuTend (UK(NI))
Withdrawal notes: Zero days
Incorporating:
Presentation
Each dose of 1 ml contains:
Active substance:
Tenogenic primed equine allogeneic peripheral blood-derived mesenchymal stem cells (tpMSCs): 2.0–3.5×106
Excipients:
Qualitative composition of excipients and other constituents
Dulbecco’s modified eagle medium low glucose
Dimethyl sulfoxide
Clear, colourless suspension.
Uses
Clinical Information
Target species
Horses
Indications for use for each target species
To improve healing of injuries of tendons and suspensory ligaments in horses.
Dosage and administration
Route of administration:
Intralesional use.
Recommended dosage:
A single intra-lesional injection of 1 ml per animal on one occasion.
Preparation of the suspension for injection:
The veterinary medicinal product must be administered intralesionally by a veterinary surgeon taking special precautions to ensure sterility of the injection process. The veterinary medicinal product should be handled and injected using sterile techniques and in a clean environment.
The veterinary medicinal product is required to be administered immediately after thawing in order to maintain cell viability.
Using appropriate gloves, remove the vial from the freezer/liquid nitrogen and thaw immediately at 25 °C–37 °C, e.g. in a water bath, until the content is completely thawed (approximately 5 minutes).
If any cell clusters are visible after thawing, gently invert the vial until the suspension is clear and colourless.
Remove the cap of the vial and aspirate the suspension into a sterile syringe for injection.
Administer using a needle with a diameter greater than or equal to 22G in order to prevent cell damage.
Administer intralesionally under ultrasound guidance with chemical or physical restraint as needed according to good veterinary practice to facilitate a safe intralesional injection. After insertion of the needle into the tendon or ligament, redirect the needle, if necessary, until the lesion is reached. Slowly inject the suspension. In case of a larger lesion the needle can be slowly retracted during injection to facilitate dispersion of the cells throughout the lesion.
Contra-indications, warnings, etc
Contraindications
Do not use in cases of hypersensitivity to the active substance or to any of the excipients.
Special warnings
The veterinary medicinal product has been demonstrated to be efficacious in horses with first time overstrain lesions in the superficial digital flexor tendon of the front leg, or the suspensory ligament in the back or front leg. Efficacy data are not available regarding treatment of other tendons and ligaments. Treatment of traumatic injuries with lacerations or completely ruptured tendons has not been evaluated. This veterinary medicinal product is not intended for treatment of such injuries.
The efficacy of the veterinary medicinal product was demonstrated in a pivotal field trial with horses working at training level or competition level within the disciplines dressage or show jumping, before tendon or ligament injury occurred.
A standard program of box rest and slowly increasing exercise regimen under veterinary guidance is required as part of the rehabilitation of tendon and ligament injuries. The program should be adapted based on serial ultrasonographic monitoring and clinical signs such as lameness, heat and swelling.
The efficacy and safety of the veterinary medicinal product were demonstrated in a pivotal field trial after single administration of the veterinary medicinal product and concurrent single systemic administration of an NSAID (ketoprofen or meloxicam). According to the benefit-risk assessment of the responsible veterinarian of the individual case, a single dose systemic NSAID may be administered on the day of intralesional injection.
Special precautions for use
Special precautions for safe use in the target species
Not applicable.
Special precautions to be taken by the person administering the veterinary medicinal product to animals
When the veterinary medicinal product is stored in liquid nitrogen, direct exposure to liquid nitrogen or cold nitrogen vapours can cause extensive tissue damage or burns. When liquid nitrogen vaporises it can expand to 700-times its volume which may create an explosion hazard in unvented cryovials. Liquid nitrogen containers should be handled by properly trained personnel only. The handling of liquid nitrogen should take place in a well-ventilated area. Before withdrawing the vials from the liquid nitrogen canister, protective equipment consisting of gloves, long sleeves and a facemask or goggles should be worn.
In case of accidental self-injection, this veterinary medicinal product can cause pain, local inflammatory reactions and swelling at the site of injection which may persist for several weeks. Transient fever may also occur. Seek medical advice immediately and provide the package leaflet or label to the physician.
Special precautions for the protection of the environment:
Not applicable.
Adverse events
Horses:
Very common
(>1 animal / 10 animals treated):
Injection site reaction (e.g. injection site warmth, injection site pain, limb swelling and increased limb circumference)1
1 Mild and occurred during the first 10 days after administration.
Reporting adverse events is important. It allows continuous safety monitoring of a veterinary medicinal product. Reports should be sent, preferably via a veterinarian, to either the marketing authorisation holder or its local representative or the national competent authority via the national reporting system. See the package leaflet for respective contact details.
Use during pregnancy, lactation or lay
The safety of the veterinary medicinal product has not been established during pregnancy and lactation.
Use only according to the benefit-risk assessment by the responsible veterinarian.
Interaction with other medicinal products and other forms of interaction
No data available.
Symptoms of overdose (and where applicable, emergency procedures and antidotes)
No data available.
Withdrawal periods
Zero days.
Major incompatibilities
In the absence of compatibility studies, this veterinary medicinal product must not be mixed with other veterinary medicinal products.
Pharmaceutical precautions
Shelf life
Shelf life of the veterinary medicinal product as packaged for sale: 2 years.
Shelf life after thawing according to directions: Use immediately.
Special precautions for storage
Store and transport frozen (-90 °C to -70 °C) or in liquid nitrogen.
Special precautions for the disposal of unused veterinary medicinal product or waste materials derived from the use of such products
Medicines should not be disposed of via wastewater.
Use take-back schemes for the disposal of any unused veterinary medicinal product or waste materials derived thereof in accordance with local requirements and with any national collection systems applicable to the veterinary medicinal product concerned.
Legal category
Legal category: POM-V
Packaging quantities
Nature and composition of immediate packaging
Cyclo-olefin co-polymer (COC) vial with a thermoplastic elastomer (TPE) stopper and a high-density polyethylene (HDPE) cap containing a single dose of stem cell suspension.
Each pack (polycarbonate container or cardboard box) contains a single dose of the veterinary medicinal product: one vial (1 ml) of stem cell suspension.
Marketing Authorisation Holder (if different from distributor)
Boehringer Ingelheim Vetmedica GmbH
Further information
ATCvet code:
QM09AX90
Pharmacodynamics
This veterinary medicinal product contains tenogenic primed equine allogeneic peripheral blood-derived mesenchymal stem cells (tpMSCs). The tenogenic priming of the mesenchymal stem cells aims to promote tissue restoring and healing mechanisms in tendons, such as improving extracellular matrix production. The effects were reflected after tpMSC administration in an experimental tendon injury model in horses through improved ultrasound echogenicity and fibre scoring, higher percentages of intact and fully aligned tendon fascicles reflected by a higher collagen type I content and a lower collagen type III and smooth muscle actin presence.
In the pivotal clinical trial, efficacy of treatment compared to a placebo group was evaluated under conditions of a standard program of box rest and slowly increasing exercise regimen under veterinary guidance. A significant improvement in fibre alignment score in the tendon lesion was demonstrated which coincided with an improvement of echogenicity and size of the cross sectional area on ultrasound examinations.
Pharmacokinetics
After injection of the veterinary medicinal product, the tpMSCs do not migrate or distribute from the treated tendon to surrounding tissues or the draining lymph node.
Classification of Veterinary Medicinal Products
Veterinary medicinal product subject to prescription.
Detailed information on this veterinary medicinal product is available in the Union Product Database (https://medicines.health.europa.eu/veterinary).
Marketing Authorisation Number
UK(NI): EU/2/22/282/001
Significant changes
GTIN
GTIN description:RenuTend suspension for injection for horses
GTIN:(01)04064951002519