Osteoarthritis

Contents

Top 5 treatment options for osteoarthritis in geriatric dogs
Introduction
1. Weight management – The foundation of every therapy
2. Pain management – restoring quality of life
3. Joint Supplements – Additional Support
4. Physical Rehabilitation – Staying Active and Moving
5. Referral to specialists – For complex cases
Individual therapy planning – An example process
Important aspects of communicating with owners
Frequently asked questions about osteoarthritis
Conclusion
Further reading & sources

Top 5 treatment options for osteoarthritis in geriatric dogs

Adapted from: Bryce Talsma, DVM, MS, ACVSMR Resident & Jason Bleedorn, DVM, MS, DACVS – Colorado State University
April 2025

Introduction

Osteoarthritis (OA), also known as degenerative joint disease, is one of the most common chronic conditions in older dogs. It is characterized by the progressive breakdown of articular cartilage, inflammation of the synovial membrane, remodeling processes in the subchondral bone, and the formation of osteophytes (bone spurs). These structural changes lead to joint stiffness, pain, and ultimately, restricted movement.

The quality of life of affected animals can be significantly impaired. Therefore, a comprehensive, individually tailored treatment program is essential. This article presents five evidence-based key strategies that have proven effective in the treatment of OA in geriatric dogs – supplemented by clinical experience, case studies, and practical tips for veterinarians and pet owners.

1. Weight management – The foundation of every therapy

Why is weight control so crucial?

Obesity is one of the biggest risk factors for osteoarthritis (OA). It increases the mechanical stress on joints, promotes inflammatory processes through adipokines (fatty tissue hormones), and worsens the prognosis. Studies show that even moderate weight loss can significantly improve lameness and pain symptoms.

Practical implementation

Assessment of nutritional status: Record dietary history, BCS (Body Condition Score) and weight.
Determine target weight: Using a diet calculator (e.g. www.petnutritionalliance.org).
High-protein, low-calorie diet: Therapeutic reduction diets with an increased protein content are preferable.
Increase movement in everyday life: Adjust walks, integrate joint-friendly games.

Case study: „Luna“, Labrador, 11 years old

Luna presented with a BCS of 8/9. After switching to a calorie-reduced diet, increasing activity, and monthly weight checks, she was able to lose 18 % of her body weight within 5 months – her lameness improved significantly.

Communication with the pet owner

Conversations about being overweight should be handled sensitively. Avoid judgmental language. Use positive language.

„"If we manage to reduce Luna's weight somewhat, we can significantly increase her mobility and zest for life – and probably also extend her lifespan."“

2. Pain management – restoring quality of life

Pain is the main cause of functional limitations in osteoarthritis. Effective pain therapy is therefore essential and should be multimodal – that is, through a combination of different therapeutic approaches.

Medication options

NSAIDs (Non-steroidal anti-inflammatory drugs)

Most effective monotherapy for pain relief
Examples: Carprofen, Firocoxib, Meloxicam
Monitoring: Blood count, liver and kidney function tests before and during therapy (at least every 6 months)

Grapiprant

PGE2 receptor antagonist (EP4)
Better safety profile than classic NSAIDs
Limited data available, but clinically useful in cases of NSAID intolerance.

Adjuvant painkillers

Gabapentin/Pregabalin: For chronic neuropathic pain components
Amantadine NMDA receptor antagonist, often used in combination
Tramadol: Limited effectiveness, but useful in the short term

Bedinvetmab (monoclonal antibody)

Targets NGF (Nerve Growth Factor), reduces chronic pain
Monthly injection
Good research data, but be aware of possible side effects

Non-drug pain therapy

Cold/heat applications
Laser therapy (LLLT)
acupuncture: Very effective in reducing pain in some patients

3. Joint Supplements – Additional Support

Nutraceuticals are not miracle cures, but they can contribute to basic therapy – especially in mild cases or as long-term support.

Recommended additions:

Omega-3 fatty acids (EPA/DHA)

Proven anti-inflammatory
High doses are required (approx. 100 mg EPA + DHA/kg body weight)
Sources: Fish oil (caution with oxidized products), special OA diets

Type II collagen (undenatured)

Promotes immune tolerance, reduces cartilage degradation
Moderate evidence base, but good tolerability.

Cannabidiol (CBD)

Anti-inflammatory and pain-relieving
Consider legality and quality aspects
Effectiveness not yet clearly established

Not recommended

Glucosamine/Chondroitin: Very weak research base, hardly any significant effects

4. Physical Rehabilitation – Staying Active and Moving

Rehabilitation is a key component of OA therapy and improves mobility, muscle mass, and coordination. Individual adaptation to the patient is essential.

Possible measures:

Underwater treadmill: Joint-friendly training with buoyancy
Massage, passive movement exercises
Balance and coordination training
Therapeutic ultrasound & TENS

Advantages:

Improving the quality of life
Slowing down the progression of the disease
Promoting the human-animal bond

Find certified therapists

In the USA about the Canine Rehabilitation Institute or Veterinary Academy of Higher Learning – in Germany, for example, via the Society for Animal Physiotherapy.

5. Referral to specialists – For complex cases

Not every case of osteoarthritis responds to basic therapy. In such cases, a referral may be advisable.

Possible special treatments:

Arthroscopy: Minimally invasive diagnostics and, if necessary, therapeutic interventions
Intra-articular injections:
- Corticosteroids (only for short periods)
- Hyaluronic acid
- Platelet-Rich Plasma (PRP)
- Stem cell therapy (experimental)
Extracorporatetized Shock Wave Therapy (ESWT): Stimulates healing, reduces pain
Surgery: In severe cases, joint fusion or replacement is necessary.

Individual therapy planning – An example process

Case: „Sammy“, Golden Retriever, 12 years old, osteoarthritis in hips and elbows

Diagnosis: X-ray + clinical examination
Therapy plan:
- NSAID (Firocoxib), Omega-3 supplement
- Weight loss: -4 kg in 3 months
- Rehabilitation: Underwater treadmill twice a week
- Later: Switch to Bedinvetmab due to stomach problems caused by NSAIDs.

Result after 6 months:

Significantly increased mobility
Less need for painkillers
According to the owner, quality of life has "significantly improved".„

Important aspects of communicating with owners

Set realistic expectations: OA is not curable, but it is well controllable.
Emphasize long-term perspective: Therapeutic successes often only become apparent after weeks.
Promoting compliance: Clear instructions, scheduling rehab appointments, keeping a weight diary
Early response to relapses: Adjustment of medication or other measures

Frequently asked questions about osteoarthritis

How can I tell if my older dog is suffering from osteoarthritis?

Osteoarthritis often develops gradually and is not always initially recognized as a serious illness by dog owners, as many signs are mistakenly dismissed as "normal signs of aging." Typical symptoms include:
Reluctance to move: Your dog is less active, avoids stairs, or no longer jumps into the car.
Lameness or limping: Especially after getting up ("start-up pain"), it often gets better as the day progresses.
Changes in behavior: Irritability, withdrawal, or occasional growling when joints are touched can be signs of pain.
Muscle loss: Especially in the hindquarters, because the dog moves less.
Joint changes: Swelling, thickening, or crepitus (grinding sound) in certain joints.
Sleep patterns: Your dog lies down more often or changes his lying position frequently because lying down is uncomfortable for him.
A Veterinarian A precise diagnosis can be made through clinical examination, orthopedic tests, X-rays, and, if necessary, further diagnostic procedures such as CT scans or arthroscopy. It is crucial to detect and treat OA early – not just when the dog is showing severe pain.

Which long-term pain medications are safe for my dog, and what do I need to consider?

Long-term pain medication is usually necessary for osteoarthritis, but must be closely monitored. The first-line treatment is... nonsteroidal anti-inflammatory drugs (NSAIDs) How:
Carprofen (Rimadyl)
Meloxicam (Metacam)
Firocoxib (Previcox)
Robenacoxib (Onsior) – approved for short-term use
These medications have anti-inflammatory and pain-relieving effects. They are well tolerated as long as certain precautions are taken:
Blood tests before the start (Liver and kidney function tests, blood count)
Regular monitoring: Organ function should be checked every 3-6 months.
Do not combine with corticosteroids: Risk of stomach ulcers
Do not use in cases of gastrointestinal diseases, kidney problems, or bloody diarrhea without consulting a doctor.
If NSAIDs are not tolerated, there are alternatives:
Grapiprant (Galliprant): EP4 receptor antagonist with a more targeted effect and better tolerability – but expensive
Bedinvetmab (Librela): Novel therapy with monoclonal antibody, monthly injection, usually very well tolerated
Gabapentin or Amantadine: Supportive for chronic pain components
A low-dose "drug cocktail" can often be better tolerated and more effective than a high dose of a single drug.

What role does nutrition play in the treatment of osteoarthritis?

Nutrition has a crucial influence on the course of OA. Good management begins with the correct body weight, but goes far beyond that. Important aspects:
1. Weight reduction:
Excess weight puts mechanical stress on the joints and promotes systemic inflammatory processes. Even a reduction of 5–10 g of body weight can show measurable improvements in mobility and pain.
2. Protein requirements:
Older dogs with muscle atrophy especially need a higher protein intake, to maintain muscle mass – approximately 2 g protein/kg fat-free body mass. This applies particularly to dogs in rehabilitation or with limited activity. Caution is advised in cases of kidney disease – consultation with a veterinarian is necessary.
3. Supplements:
Omega-3 fatty acids (EPA/DHA): High doses (at least 100 mg/kg body weight), e.g., from fish oil or special diets. They have anti-inflammatory and pain-relieving effects.
Antioxidants: Vitamin E, C, Selenium – for reducing oxidative stress in joints
Joint diets: Veterinary specialty feeds (e.g. Hill's j/d, Royal Canin Mobility, VetConcept ArthroDiet) combine many of these elements.
4. Dietary advice:
Collaboration with an animal nutrition consultant can be worthwhile, especially for patients with multiple diseases (OA + diabetes, OA + kidney disease).

How does physiotherapy treatment work for my dog and how do I find a qualified practice?

Physiotherapy – also known as animal physiotherapy or canine rehabilitation – is a crucial component of OA treatment. The goal is to alleviate pain, maintain mobility, and counteract muscle atrophy. Interventions include:
Therapeutic measures:
Manual therapy: Joint mobilization, massage, passive range-of-motion exercises
Active movement exercises: Muscle building, balance training, coordination training
Hydrotherapy: Underwater treadmill – particularly effective due to buoyancy, gentle on the joints and muscle-activating
Electrotherapy: TENS for pain relief
Laser or magnetic field therapy: To promote healing
Procedure:
Initial examination including gait analysis and findings
Creation of a therapy plan with exercises to do at home
Regular progress checks and therapy adjustments
Find a therapist:
In Germany:
www.tierphysiotherapie.de (Professional association)
www.gtpd.de (Society for Animal Physiotherapy)
Also ask your veterinary clinic – many offer rehabilitation themselves or cooperate with mobile therapists.
A good therapist will create individual plans, work closely with your veterinarian, and show you exercises to do at home.

Is osteoarthritis curable, or does the diagnosis mean the end of my dog's quality of life?

OA is not curable, since it is a chronic degenerative disease – but it is very treatable. The goal is not to eliminate the disease, but to maintain or even significantly improve the quality of life.
What can be achieved?
Pain relief: Through medication and alternative methods
Maintaining mobility: Through exercise, weight management and physiotherapy
Slowing down the progression: Through targeted diet, supplements, and resting overstressed joints
Promote well-being: Many dogs with OA can still live active and happy lives for years with good care.
Important factors:
Early start of therapy
Regular veterinary check-ups
Cooperation between veterinarian, therapist and owner
Patience and realistic expectations
OA doesn't mean your dog has to suffer. With an individualized, multimodal approach and dedicated care, a geriatric dog can lead a happy, active life despite OA – often longer and with fewer problems than many owners realize.

Conclusion

Treating osteoarthritis in geriatric dogs requires a comprehensive, multimodal management approach. Accurate diagnosis, realistic goals, and close collaboration with the owner are crucial. Early intervention, consistent pain management, weight optimization, nutritional supplements, and exercise therapy can significantly improve the patients' quality of life.

Osteoarthritis is one of the most common chronic joint diseases in older dogs. The disease is characterized by progressive degeneration of articular cartilage, inflammation of the synovial membrane, remodeling processes in the subchondral bone, and osteophyte formation. These structural changes lead to pain, restricted movement, and a reduced quality of life in dogs with osteoarthritis. Since osteoarthritis is not curable, treatment focuses on alleviating symptoms and maintaining mobility.

Weight management plays a key role in the treatment of osteoarthritis. Excess weight worsens the course of osteoarthritis because it increases joint stress and intensifies inflammatory processes. Studies show that even moderate weight loss can bring about noticeable improvements in osteoarthritis patients. Maintaining an ideal body weight is particularly crucial for older dogs with osteoarthritis.

Another key element in the treatment of osteoarthritis is pain management. Nonsteroidal anti-inflammatory drugs (NSAIDs) are considered the gold standard in osteoarthritis therapy. They have anti-inflammatory and analgesic effects. For dogs with osteoarthritis that do not tolerate NSAIDs, alternatives such as grapiprant or the monoclonal antibody bedinvetmab are available. Regular veterinary monitoring is necessary with any drug therapy for osteoarthritis.

Joint supplements are also used to complement pain therapy for osteoarthritis. Omega-3 fatty acids, in particular, have proven effective in osteoarthritis due to their anti-inflammatory properties. Other supplements, such as type II collagen or cannabidiol, show a supportive effect in osteoarthritis, while glucosamine/chondroitin has not demonstrated proven efficacy in this condition.

Physical rehabilitation is another essential component of osteoarthritis management. Targeted exercises, underwater treadmill therapy, manual therapies, and electrotherapy can improve mobility in osteoarthritis. Physiotherapy also promotes muscle strength and slows the progression of osteoarthritis.

In cases of osteoarthritis that are difficult to treat, referral to specialists may be advisable. These specialists offer advanced diagnostic and therapeutic measures such as arthroscopy, intra-articular injections, or shockwave therapy. The goal of these measures is to maintain the best possible joint function in patients with osteoarthritis.

Nutrition also plays a major role in osteoarthritis. Special diets with a high protein content and adjusted energy levels support muscle mass and weight management in osteoarthritis. Many of these diets also contain anti-inflammatory components that can positively influence the course of osteoarthritis.

An important aspect of managing osteoarthritis is educating pet owners. They should be informed about the chronic nature of the disease, treatment options, and the importance of long-term care. Osteoarthritis requires patience, commitment, and interdisciplinary collaboration.

In summary, osteoarthritis is a complex but treatable condition. An individually tailored treatment plan combining weight management, pain management, nutrition, supplements, rehabilitation, and, if necessary, specialized therapy can significantly improve the quality of life for people with osteoarthritis. Early diagnosis and continuous adjustment of treatment are crucial to preventing progression and suffering.

While osteoarthritis is not curable, with proper management, dogs with the condition can lead fulfilling, active lives. Crucially, all involved – veterinarian, therapist, and owner – must work closely together in the treatment of osteoarthritis. This multimodal approach can significantly slow the negative progression of the disease.

Overall, it is clear that osteoarthritis in geriatric dogs can be better understood and treated today than ever before. With knowledge, dedication, and modern veterinary medicine, the challenges of osteoarthritis can be successfully met.