Librela Dosage Calculator For Dogs
Recommended Monthly Dose
• Librela is given once every month by subcutaneous injection.
• Dogs weighing less than 11 lb (5 kg) require manual volume measurement from a 5 mg/mL vial.
• Dogs weighing 11 lb (5 kg) or more receive the entire contents of the recommended vial(s) based on body weight.
• Always follow your veterinarian’s instructions.
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If your dog is diagnosed with osteoarthritis (OA), one of the main questions you might ask yourself is which treatment is best for your dog, and what is the right Librela dosage for dogs? Osteoarthritis is a chronic, degenerative disease of the joints and is one of the most common causes of chronic pain in dogs. As the condition progresses it can impair mobility, make it harder to get around and impact greatly on your dog’s quality of life.
Librela® (bedinvetmab injection) is the first and only injectable anti-nerve growth factor (NGF) monoclonal antibody (mAb) approved for dogs with osteoarthritis pain, and is administered once a month. Bedinvetmab is a canine monoclonal antibody that specifically targets and binds to a component of pain signals called nerve growth factor (NGF) and helps to reduce the pain signals associated with osteoarthritis; unlike traditional pain medications, Librela does not contain any of these ingredients. It is injected under the skin and is used to control pain from canine osteoarthritis.
Librela for dogs comes in a few different pre-measured strengths in vials and is dosed based on your dog’s weight. Most dogs over 11 lb (5 kg) will be given the whole contents of one of the vials which has been appropriately selected, and smaller dogs will need a carefully measured dose from a lower strength vial. Librela should be used only as directed by your veterinarian since proper dosing is important to achieve safety and effectiveness.
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We will explore how to dose Librela dosage for dogs in this in-depth guide, provide you with a dosage chart for easy reference, show you how to use our dosage calculator, discuss what Librela does, its benefits and potential side effects, and give you some safety guidelines to ensure your dog gets the right dosage each month.
Key Takeaways
- Librela® (bedinvetmab) is an injectable drug that can be given once a month to control pain in dogs with osteoarthritis (OA).
- It is the first anti-nerve growth factor (NGF) monoclonal antibody approved for treating canine osteoarthritis pain.
- The recommended dose is 0.23 mg/lb (0.5 mg/kg) of body weight once a month.
- For a dog of 11 lb (5 kg) or greater, normally the whole contents of a pre-filled 1 mL vial, chosen according to the dog’s weight range, are given.
- The dose should be carefully measured from a 5 mg/mL vial for small dogs of less than 11 lb (5 kg) BW.
- Librela medication for dogs is injected under the skin (subcutaneously) by the vet or under veterinary supervision.
- Dogs with osteoarthritis can benefit from better mobility, comfort and quality of life with regular monthly dosing for consistent pain relief.
- Side effects are usually mild and include reactions to the injection site, urinary tract infections, skin infection and increased thirst. If you see any unusual symptoms, contact your veterinarian.
- Before giving the dose, always weigh the dog to make sure the right vial strength and dosage is given.
- Librela must be used under the veterinary supervisions as a part of a comprehensive osteoarthritis management plan.
Librela Dosage Chart for Dogs By Weight
| Dog Weight | Dog Weight | Recommended Dose | Librela Vial | Administration |
|---|---|---|---|---|
| Under 11 lb | Under 5 kg | 0.23 mg/lb (0.5 mg/kg) | 5 mg/mL vial (Grey) – manually measure 0.045 mL/lb (0.1 mL/kg) | Subcutaneous injection once monthly |
| 11–22 lb | 5–10 kg | 5 mg | 1 mL 5 mg (Grey) vial | Full vial once monthly |
| >22–44 lb | >10–20 kg | 10 mg | 1 mL 10 mg (Blue) vial | Full vial once monthly |
| >44–66 lb | >20–30 kg | 15 mg | 1 mL 15 mg (Green) vial | Full vial once monthly |
| >66–88 lb | >30–40 kg | 20 mg | 1 mL 20 mg (Orange) vial | Full vial once monthly |
| >88–132.3 lb | >40–60 kg | 30 mg | 1 mL 30 mg (Purple) vial | Full vial once monthly |
| Over 132.3 lb | Over 60 kg | 0.23 mg/lb (0.5 mg/kg) | Combination of 2 appropriate 1 mL vials | Administer once monthly according to your veterinarian’s dosing plan |
Notes
- Target dose: 0.23 mg/lb (0.5 mg/kg) administered once every month.
- Dogs weighing less than 11 lb (5 kg) require manual measurement from a 5 mg/mL vial at 0.045 mL/lb (0.1 mL/kg).
- Dogs weighing 11 lb (5 kg) or more receive the entire contents of the appropriate 1 mL vial based on their weight range.
- Dogs over 132.3 lb (60 kg) generally require a combination of two 1 mL vials to achieve the recommended dose.
- Librela should only be administered by, or under the direction of, a veterinarian. Always follow the prescribing veterinarian’s instructions.
What Is Librela?
Librela® (bedinvetmab Dosage for dogs) is a once a month injection (mAb) designed exclusively for dogs for the control of pain associated with Osteoarthritis (OA). It is a monoclonal antibody which acts as an inhibitor of nerve growth factor (NGF), an important mediator of chronic osteoarthritis pain. Although NGF is an important factor in the developing nervous system of puppies, elevated levels of NGF has been closely linked with chronic pain in adult dogs due to OA. Librela inhibits NGF activity, preventing it from causing pain, discomfort and limiting mobility in many dogs that suffer from OA.
Osteoarthritis is a chronic, progressive joint disease, in which the cartilage at the ends of the bones wears away over time. This causes pain, inflammation, stiffness and a loss of movement, usually in the hips, knees, elbows and shoulders. Aging, genetics, obesity, joint injury and some medical conditions can lead to the development of osteoarthritis.
In contrast to many conventional drugs, Librela is metabolized and cleared much the same as naturally occurring antibodies with little interaction with the liver and kidneys. This special mechanism of action sets it as a targeted treatment option for managing osteoarthritis pain. Librela should always be used in conjunction with a comprehensive osteoarthritis treatment plan and supervised by a veterinarian, but many dogs with the treatment have increased mobility, comfort and a better quality of life.
What Is Librela Used for in Dogs?
Librela® (bedinvetmab) is a U.S. Food and Drug Administration (FDA) approved, once-monthly injectable drug that is used to manage the pain of osteoarthritis (OA) in dogs. Administered by a veterinarian as a subcutaneous injection (usually at a routine veterinary visit). Librela can be used to help decrease pain associated with osteoarthritis, therefore enhancing comfort, mobility and quality of life for these dogs.
Not just senior dogs suffer from osteoarthritis; it is a chronic, progressive joint disease that can occur in dogs of all ages, breeds and sizes. As the disease advances it may hinder normal activities and make them more uncomfortable.
Symptoms of OA in dogs include:
Dogs suffering from arthritis can exhibit a combination of the following symptoms:
- Limping or stiffness
- Reluctance to get up after resting
- Trouble climbing stairs, jumping
- Loss of interest in playing or exercising
- Decreased muscle tone
- Swollen joints
- A gait with a “bunny hop” of the rear legs
Librela helps manage the pain of osteoarthritis, with one dose per month, so many dogs can get around easier and maintain their activity with the help of their veterinarian.
Possible Side Effects of Librela in Dogs
Librela® is usually well tolerated by most dogs when given as directed by its approved label, but as with all drugs it may have side effects. Talk with your veterinarian about the risks and benefits of treatment and decide if Librela is right for your dog before you start treatment. It should not be used in dogs which are known to be sensitive to bedinvetmab, or in dogs that are pregnant, breeding or lactating.
Common Side Effects
Side effects from clinical studies are most commonly:
- Urinary tract infections (UTIs)
- Bacterial skin infection
- Rashes or skin reactions where the needle was given
- Increased blood urea nitrogen (BUN)
- Injection-site pain
- Vomiting
- Weight loss
- Thirst and urination are increased
- Abnormal urination
Adverse reactions reported after the product was approved by the NHS for children’s use.
Since Librela was made available for general use, there have been reports of the following side effects:
- Lethargy (extreme tiredness)
- Loss of appetite (anorexia)
- Ataxia – unsteady gait or loss of balance
- Weakness, or weakness in the hind-end
- Tremors
- Limping
- Seizures
- Paresis (muscle weakness)
- Proprioception deficits (knuckling of paws)
- Paralysis
- Urinary incontinence/urinary straining
- Difficulty to stand or can not get up from rest (recumbency)
Also, some dogs may lose effect of treatment over time, and it is recommended that baseline bloodwork is done prior to the treatment to be followed up with monitoring of values, including kidney-related values, to check overall health.
Severe adverse events, sometimes without warning, have been reported and in rare cases, death (including euthanasia) has resulted from severe adverse events. But post-approval reporting is still very rare, with estimates ranging between 1-10 adverse events per 10,000 doses distributed globally, and with no adverse event occurring at a rate greater than 10 per 10,000 doses. The post approval reports are not necessarily confirmation that the event occurred as a result of Librela.
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If your dog shows any unusual signs after taking Librela, please ask your veterinarian to examine your dog and provide you with advice and guidance.
Benefits of Librela for Dogs
Librela® dosage for dogs is a targeted treatment for pain associated with osteoarthritis (OA) in dogs. It is the only and only once-monthly injection for dogs that contains a monoclonal antibody that acts differently from conventional pain medications, by targeting a substance called nerve growth factor (NGF), which is a significant factor in chronic joint pain. Followed as directed on the approved label, Librela will help give your dog long-lasting pain relief and help to keep your dog comfortable, mobile, and enjoying a high quality of life.
Librela’s Key Benefits
- Long acting, once monthly injection to provide osteoarthritis pain control.
- Effective for OA pain and has improved a lot of dogs’ mobility and comfort.
- Enables dogs to move around and enjoy daily activities with increased freedom of movement and overall quality of life.
- Acts on targets nerve growth factor (NGF), a major source of the pain associated with osteoarthritis, as opposed to conventional NSAIDs.
- Metabolized and excreted in the same way as naturally occurring antibodies, with little through the liver or kidneys.
- Approved as safe when used according to the prescribing information, making it a suitable long-term treatment option for many dogs.
- Some dogs may show less pain from the OA within 7 days after the first injection, whereas others may get best relief after the second monthly injection.
- Has had little or no negative side effects in many dogs, but each dog is unique and treatment should always be under the supervision of a veterinarian.
Osteoarthritis pain reduction has been demonstrated in clinical studies in the USA and Europe, and many dogs can have a better quality of life and be more active after treatment with Librela.
Librela for Dogs Directions
Librela® is a veterinarian-only medicine, so it is only given in veterinary clinics by a veterinarian. Don’t use at home: Your veterinarian is an expert who will be needed to diagnose your dog’s pain, to find the right dosage for your dog’s size, to safely administer the injection, and to monitor your dog’s response.
How Librela is given
- Given as a subcutaneous (under-the-skin) injection.
- Administered once every month.
- Dose depends on dog’s weight.
- Only continue treatment under the supervision of a veterinarian who will be able to monitor your dog’s condition and modify the treatment plan if necessary.
To help keep Librela safe and effective in treating arthritis pain in dogs, it’s important to follow your veterinarian’s dosing instructions and schedule monthly checkups.
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FAQs
What is Librela used for in dogs?
Librela® (bedinvetmab) is an injectable drug that can be given once a month to manage pain due to osteoarthritis (OA) in dogs. It specifically blocks Nerve Growth Factor (NGF), which helps to decrease chronic joint pain, increase mobility and improve the quality of life for the dog.
Is there a way to take Librela at home?
Librela is a prescription-only product, and must be injected at a veterinary clinic by a veterinarian. It is not approved for use in the home at this time, as appropriate diagnosis, dosage, injection procedure and monitoring are best provided by a veterinarian.
If my dog misses a dose of Librela what should I do?
If your dog does not receive its monthly injection of Librela, please contact your veterinarian as soon as possible to schedule another appointment. Librela is given approximately once a month and your veterinarian will check your dog’s response to the treatment at each dose.
How do you know if your dog has overdosed on Librela?
It may be an overdose of Librela if you experience vomiting, soft stools, scabs on your face and abnormal reaction at the injection site. If you think your dog may have overdosed, contact your veterinarian immediately, seek veterinary care or contact an animal poison control center for advice.
Where to purchase Librela for dogs?
Librela can only be obtained with a veterinarian’s license. Not sold in stores or pet shops. If the veterinarian believes that Librela is a suitable therapy for your dog’s arthritis, then he or she will give the injection.
What is the price of Librela?
The price of Librela will depend on your dog’s body weight, dosage and your veterinary clinic’s rates. Treatment costs may vary between patients and locations due to the need of larger dogs to use higher strength vials or multiple vials.
When does Librela work?
Some dogs will experience relief from osteoarthritis pain and mobility within approximately 7 days of the first injection, others will benefit more with the second injection in a month. How your dog reacts will depend on the individual and your veterinarian will check on your dog’s progress throughout treatment.
Final Thoughts
With its novel anti-NGF monoclonal antibody, Librela® delivers once-monthly targeted pain relief and is an important treatment for dogs with the pain of osteoarthritis. If you use the right dosage for your dog’s size and weight, it can help make many dogs more comfortable, mobile and help them enjoy a better life.
Librela is well tolerated by dogs, but each dog is an individual. This is why the use of it should only be under the supervision of your vet who can decide on the correct dosage, monitor your dog’s progress, and deal with any side effects that may arise. Consult with your veterinarian if your dog is experiencing symptoms of arthritis and see if Librela is the correct treatment for your dog as part of a complete arthritis treatment plan.
