Written and collected by Zia H Shah MD, Chief Editor of the Muslim Times

Acupuncture has become increasingly popular in veterinary medicine as an adjunct treatment for various conditions in animals. Scientific investigations have produced mixed results, with some studies showing benefits in pain relief and functional improvements, and others finding minimal effects. Below, we summarize the best available evidence across different species – dogs, horses, cats, and livestock – and for key condition categories (pain, mobility, inflammation, neurological issues), drawing on peer-reviewed studies, systematic reviews, and case reports.

Systematic Reviews and General Findings

Broad reviews of veterinary acupuncture literature reveal a heterogeneous evidence base. A rigorous 2006 systematic review (31 controlled trials) concluded there was no compelling evidence to either recommend or reject acupuncture for any condition in domestic animals, due to variable study quality madbarn.com. That review did note encouraging data in certain areas, such as cutaneous pain and diarrhea, warranting further research madbarn.com. A follow-up scoping review in 2017 identified hundreds of veterinary acupuncture studies – including 179 experimental trials and 175 case reports – but emphasized the lack of high-quality controlled trials and consistency. Most studies focused on musculoskeletal problems, with pain being a common outcome measured pubmed.ncbi.nlm.nih.gov pubmed.ncbi.nlm.nih.gov. The authors highlighted the need for better-designed randomized trials targeting the most common clinical uses of acupuncture in animalspubmed.ncbi.nlm.nih.gov. In summary, while anecdotal and preliminary evidence is plentiful, definitive conclusions require more robust evidence. Below we delve into findings per species and condition.

Dogs (Canine Evidence)

Pain Relief and Mobility: Dogs are the most studied animals in veterinary acupuncture pubmed.ncbi.nlm.nih.gov. Several trials have evaluated acupuncture for osteoarthritis and orthopedic pain. The results are mixed. On one hand, a randomized clinical trial in dogs with hip dysplasia found that weekly acupuncture for 5 weeks led to reduced pain and lameness scores compared to baseline, similar to the improvement seen with an NSAID (carprofen) caninearthritis.org. Owners reported significant pain reduction and improved gait in the acupuncture-treated dogs. Likewise, a large 2017 prospective study of 181 dogs with chronic musculoskeletal or neurologic pain reported that about 78–84% of dogs showed improvement in pain scores, locomotion, and quality of life when treated with acupuncture (alone or with standard analgesics) pmc.ncbi.nlm.nih.govpmc.ncbi.nlm.nih.gov. Dogs with arthritis (musculoskeletal disorders) had better pain relief outcomes than those with neurological disorders in that study pmc.ncbi.nlm.nih.govpmc.ncbi.nlm.nih.gov.

On the other hand, some controlled studies have found no statistically significant advantage over sham treatment. For example, in a blinded trial of dogs with chronic elbow arthritis, electroacupuncture did not significantly improve ground reaction forces or pain scores compared to sham acupuncture (needles at non-acupoints) caninearthritis.org. Similarly, a study of gold bead implants at acupuncture points for hip dysplasia showed improvements in pain and mobility in treated dogs, but those improvements were not significantly different from the sham/placebo group, suggesting a strong placebo effect or non-specific needling effect caninearthritis.org. Such findings underline the challenge in designing a true placebo in acupuncture studies – even “sham” needling can produce physiological effects, potentially blurring group differences caninearthritis.org.

Neurological and Rehabilitation Uses: In canine neurology, acupuncture (especially electroacupuncture) has been explored for spinal cord injuries and nerve disorders. Notably, multiple studies in dogs with intervertebral disk disease (IVDD) – a common cause of paralysis – suggest that acupuncture may enhance recovery when added to conventional treatment. One trial reported that dogs with severe IVDD recovered the ability to walk and regained deep pain sensation significantly faster with electroacupuncture plus standard care compared to standard care alone avmajournals.avma.org. Another controlled study of dogs undergoing spinal surgery for acute disk extrusion found only mild benefits of adjunct electroacupuncture: treated dogs required less opioid pain medication in the first 12 hours post-op and had slightly lower pain scores at 36 hours, but overall pain outcomes over 3 days were similar to controls pubmed.ncbi.nlm.nih.gov. In a larger clinical study (80 dogs) not detailed here, electroacupuncture also reportedly improved neurologic recovery in paraplegic dogs, reinforcing a trend that acupuncture can aid neurological rehabilitation when used alongside surgery or medical therapy. Case reports echo these findings – for instance, dogs with peripheral nerve injuries or degenerative myelopathy have shown improved mobility after acupuncture, though such evidence is anecdotal.

Inflammation and Other Conditions: Direct studies on systemic inflammation in dogs are limited, but research indicates that acupuncture can induce anti-inflammatory effects via the nervous and endocrine systems. Mechanistically, acupuncture stimulates release of endogenous opioids and anti-inflammatory cytokines, which could help conditions with inflammatory pain (like arthritis). In fact, basic science studies in animals have demonstrated that acupuncture can modulate immune responses – for example, a 2020 mouse study showed acupuncture could tame cytokine storm and inflammatory markers in a sepsis model by activating specific neural pathwaysnews.harvard.edunews.harvard.edu. While this is an experimental finding, it supports the clinical reports of reduced swelling and inflammation. In practice, veterinarians have used acupuncture for canine inflammatory conditions such as allergic dermatitis or inflammatory bowel disease, but robust clinical trials in these areas are lacking. Overall, for dogs, the strongest evidence is for pain management (especially chronic orthopedic pain) and adjunct therapy in neurologic recovery, whereas its effects on inflammation are inferred largely from pain outcomes and experimental studies.

Horses (Equine Evidence)

Musculoskeletal Pain and Lameness: Horses commonly receive acupuncture for chronic pain, lameness, and performance issues. Scientific evidence in equines, though not abundant, includes some controlled trials with promising results. A landmark study from 2005 focused on chronic back pain in horses: Fifteen horses with persistent thoracolumbar pain were randomly assigned to electroacupuncture, phenylbutazone (a nonsteroidal anti-inflammatory drug), or placebo. After three acupuncture sessions, the horses treated with electroacupuncture showed a dramatic drop in pain scores (from 6.0 to ~2.1) and improved mobility, whereas horses given phenylbutazone or placebo had no significant change pubmed.ncbi.nlm.nih.gov. By the end of treatment, the acupuncture group’s pain scores were significantly lower than both the medication and control groups, and this analgesic effect persisted for at least two weeks post-treatment pubmed.ncbi.nlm.nih.gov. The authors concluded that electroacupuncture effectively alleviated chronic back pain in horses, even outperforming standard drug therapy in that trial pubmed.ncbi.nlm.nih.gov. This finding is notable because phenylbutazone is a common painkiller in horses – yet in this context acupuncture provided superior relief pubmed.ncbi.nlm.nih.gov.

For lameness and hoof pain conditions, evidence is mixed. Equine laminitis (a painful inflammatory condition of the hoof) has been the subject of recent research. A 2025 systematic review and meta-analysis pooled data from 7 studies on laminitic horses and found that acupuncture has a statistically significant therapeutic benefit for laminitis. Horses treated with acupuncture were over twice as likely to recover compared to controls (Odds Ratio ~2.25) pmc.ncbi.nlm.nih.gov. Additionally, lameness scores improved more in acupuncture-treated horses – on average, lameness severity scores were about 5 points lower (better) than in untreated horses pmc.ncbi.nlm.nih.gov. The review concluded that twice-weekly acupuncture for 4 weeks can ameliorate laminitis-related lameness in horses pmc.ncbi.nlm.nih.gov. This is an important development given laminitis’s severity and the limited options for pain relief in chronic cases.

In contrast, not all musculoskeletal issues respond as clearly. A controlled trial in horses with palmar heel pain (often associated with navicular syndrome) found no significant difference in outcome between horses treated with acupuncture (plus electroacupuncture) and those receiving no treatmentpmc.ncbi.nlm.nih.gov. Lameness grades and hoof pain thresholds remained similar in both groups over the study period. The authors noted that with only 9 horses completing the trial, it was likely underpowered to detect subtle benefitspmc.ncbi.nlm.nih.gov. They also pointed out a methodological challenge: the study used a fixed set of acupuncture points for all horses, whereas traditional acupuncture would individualize treatment per horse – this standardized approach might have limited the effectiveness in some individualspmc.ncbi.nlm.nih.gov. Thus, while one horse study saw no pain relief from acupuncture in chronic hoof lamenesspmc.ncbi.nlm.nih.govpmc.ncbi.nlm.nih.gov, others (like the back pain and laminitis studies) demonstrated clear benefits. It suggests that efficacy may depend on the condition, severity, and treatment protocol.

Other Equine Applications: Beyond pain, acupuncture is explored for various equine health issues. Some case reports and clinical observations suggest acupuncture can help conditions like cervical stiffness, laryngeal hemiplegia (roaring), and even fertility problems in horses, though rigorous data are sparse. For example, equine veterinarians have reported improved neck mobility and comfort in horses with cervical facet pain after acupuncture, as well as anecdotal improvements in stallions or mares with reproductive issues. One study in the 1990s indicated acupuncture at specific points could help induce estrus in mares with reproductive delays. Additionally, acupuncture’s effect on internal organ function (e.g., gastrointestinal motility in colic cases) is of interest, but controlled trials in these areas are limited. In summary, pain management in horses has the strongest evidence (with acupuncture now fairly accepted for chronic back pain and laminitis), whereas other uses remain chiefly supported by case reports and traditional knowledge.

Cats (Feline Evidence)

Research on acupuncture in cats is relatively limited, partly because cats can be less cooperative patients. However, emerging evidence and clinical experience indicate potential benefits for pain and certain chronic conditions in feline medicine.

Pain Relief and Mobility: A notable recent study tested acupuncture for acute pain in cats undergoing surgery. In this randomized trial, cats received Yamamoto New Scalp Acupuncture (YNSA) around the time of their spay (ovariohysterectomy) surgery. The results showed that cats treated with scalp acupuncture had lower postoperative pain scores and required fewer rescue analgesic doses compared to control cats that did not receive acupuncturepubmed.ncbi.nlm.nih.gov. In other words, perioperative acupuncture provided measurable analgesia in cats, improving their comfort after surgerypubmed.ncbi.nlm.nih.gov. This is one of the first controlled demonstrations of acupuncture’s efficacy for acute pain in feline patients.

For chronic musculoskeletal issues like arthritis – a common problem in older cats – formal studies are scarce, but veterinarians report positive responses in practice. Cats with degenerative joint disease have shown improved mobility and grooming behavior after a series of acupuncture treatments, according to case reports. Acupuncture is generally well tolerated in cats, with most cats relaxing during sessions (sometimes even purring or dozing off). A 2018 veterinary rehabilitation review noted that acupuncture can be a useful part of multi-modal therapy for cats with chronic conditions, and that many cats show functional improvements when acupuncture is includedtheveterinarynurse.com. In that report, therapists concluded that acupuncture (along with hydrotherapy and physical therapy) should be considered as a treatment option for feline patients across a range of diagnoses, from arthritis pain to post-surgical rehab.

Neurological and Other Uses: Feline neurological cases treated with acupuncture are usually documented as individual case reports. One published case described a cat with multiple intervertebral disc protrusions and severe hind limb paralysis that was successfully treated with a combination of acupuncture techniques, regaining the ability to walk and function normallyjournals.sagepub.com. This is encouraging, but such evidence is anecdotal in nature. Some feline neurologic disorders (e.g., tail pull injuries or neuropathic pain) may benefit similarly, though systematic studies have not been done.

Acupuncture has also been tried in chronic internal medicine conditions in cats – for example, chronic kidney disease, asthma, or gastrointestinal problems – primarily as supportive therapy. Owners and veterinarians have observed improvements in appetite, energy, or respiratory rate in some cases, but controlled data are lacking. Given cats’ unique physiology and stress sensitivity, the fact that they tolerate acupuncture is in itself notable. Overall, while feline acupuncture evidence is the least developed, early findings (like the postoperative pain trial) and positive case outcomes suggest it can be effective for pain relief and possibly helpful in neurologic or chronic disease management. More feline-specific research is needed to draw firm conclusions.

Livestock and Other Species (Farm Animal Evidence)

Acupuncture has been applied to farm animals – such as cattle, pigs, and horses (addressed above) – with aims ranging from pain relief to improving production parameters. Scientific studies in livestock are relatively few, but some peer-reviewed reports exist:

• Pain and Inflammation in Food Animals: Routine use of acupuncture for analgesia in livestock is uncommon, but there are reports of its efficacy. Decades ago, veterinary surgeons experimented with acupuncture analgesia for procedures like flank surgery in cattle. For instance, there are accounts of using electroacupuncture to provide surgical anesthesia for bovine laparotomies (opening the cow’s abdomen) with success in some casesbovine-ojs-tamu.tdl.org. These reports are older and not randomized, but they suggest acupuncture can trigger sufficient analgesia for invasive procedures in cattle. In terms of inflammatory conditions, one area studied is gastrointestinal disorders. The 2006 systematic review identified a controlled trial where acupuncture showed positive results for treating rumen acidosis in cattlemadbarn.com. While details were not given in the summary, this implies that acupoint stimulation helped normalize rumen function or eased clinical signs in that study. Additionally, Chinese researchers have reported that acupuncture can regulate intestinal motility and fluid secretion in animal models of diarrheacabidigitallibrary.org, aligning with the “encouraging evidence” for treating diarrhea mentioned in the reviewmadbarn.com. Overall, however, large-scale data on pain or inflammation reduction in livestock via acupuncture are minimal, and this remains an experimental or adjunct area of farm animal practice.
• Reproductive and Other Therapeutic Uses: A notable body of work in the 1990s and 2000s explored acupuncture for improving fertility in farm animals. In dairy cattle, researchers found that acupuncture could help “repeat breeders” (cows that failed to conceive after multiple attempts). One study on cows with ovarian dysfunction unresponsive to hormone therapy showed that after acupuncture at certain points, most cows exhibited estrus (heat) within 14 days and achieved pregnancy rates of about 66–77%, although only 44% carried to term in that sampledvm360.com. This suggested acupuncture might stimulate hormonal activity in cows that were not cycling normally. Similarly, in pigs, Czech and Taiwanese studies indicated that acupuncture (and related techniques like aquapuncture and moxibustion) can induce estrus in gilts (young sows) and shorten the anestrus interval. In one trial, two sessions of acupuncture brought ~70% of treated gilts into heat within 28 days vs ~57% of control gilts, though the difference was not statistically significant due to the limited sample sizedvm360.com. These reproductive applications are intriguing for herd management, but they are not yet standard practice.

Livestock veterinarians also have reported using acupuncture for conditions like mastitis (to reduce inflammation and improve milk flow), respiratory ailments in calves, or even foot lameness (e.g., “foot rot” in cattle) as an adjunct to antibioticsvetcontact.comsciencedirect.com. However, such uses are supported mostly by small studies or case observations. The general consensus is that acupuncture in livestock may be beneficial in certain cases, but scientific evidence is sparse and often context-specific. Practical considerations (handling and restraining large animals for repeated treatments, economic justification, etc.) also affect how widely it’s used on farms.

Conclusion

In summary, the effectiveness of acupuncture in animals appears to be real but variable across species and conditions. High-quality scientific evidence is still emerging. For pain relief, especially chronic musculoskeletal pain, there is moderate evidence that acupuncture can provide significant benefits in dogs and horses – improving lameness, reducing pain scores, and enhancing quality of life pmc.ncbi.nlm.nih.govpubmed.ncbi.nlm.nih.gov. Acupuncture is increasingly accepted as part of multimodal pain management; indeed, the American Animal Hospital Association’s pain management guidelines for pets recommend that “acupuncture should be strongly considered as part of a multimodal pain management plan” caninearthritis.org. For mobility issues and neurologic recovery (e.g., paralysis from disk disease), studies in dogs and horses indicate acupuncture can hasten functional improvement when combined with standard care avmajournals.avma.org pubmed.ncbi.nlm.nih.gov. In terms of inflammation and internal conditions, acupuncture’s effect is less documented in clinical trials, but physiological research shows it can modulate inflammatory pathways news.harvard.edu, and some positive outcomes have been noted in gastrointestinal and reproductive disorders in animals madbarn.comdvm360.com.

Importantly, acupuncture is regarded as safe in veterinary practice, with minimal risk when performed by trained professionals. The balance of evidence suggests that while acupuncture is not a panacea, it can be a valuable adjunct therapy for managing pain, improving mobility, and supporting neurological and metabolic recovery in a variety of species. Many peer-reviewed case series report improvements in animals ranging from arthritic dogs to laminitic horses to neurologically impaired cats, adding to the clinical impression that some animals respond quite well. Nonetheless, veterinarians and researchers call for larger, well-controlled studies to confirm these benefits and clarify which specific conditions and techniques (manual acupuncture, electroacupuncture, etc.) are most effective pubmed.ncbi.nlm.nih.gov. In conclusion, acupuncture shows promise in veterinary medicine – particularly for pain and mobility – but its effectiveness varies, and scientific rigor is needed to fully validate its therapeutic role. The existing evidence base, while growing, should be applied with scientific caution and in combination with conventional treatments for optimal animal care.

Sources:

• Habacher et al. (2006) – Systematic review of veterinary acupuncture (14 RCTs, 17 non-RCTs); found no definitive proof of efficacy, though noted positive trends for pain and diarrhea madbarn.com.
• Rose et al. (2017) – Scoping review of 843 studies on companion animal acupuncture; highlighted the dominance of case reports and need for high-quality trials pubmed.ncbi.nlm.nih.govpubmed.ncbi.nlm.nih.gov.
• Silva et al. (2017) – Large prospective study in dogs with chronic pain; ~80% had improved pain scores and quality of life with acupuncture pmc.ncbi.nlm.nih.gov.
• Teixeira et al. (2016) – RCT in dogs with hip dysplasia; acupuncture and carprofen both reduced lameness and owner-reported pain compared to placebo caninearthritis.org.
• Kapatkin et al. (2006) – RCT in dogs with elbow arthritis; no significant difference between electroacupuncture and sham control caninearthritis.org.
• Xie et al. (2005) – RCT in horses with back pain; electroacupuncture significantly relieved pain vs. phenylbutazone or placebo, with effects lasting 2+ weeks pubmed.ncbi.nlm.nih.govpubmed.ncbi.nlm.nih.gov.
• Fikri et al. (2025) – Meta-analysis on equine laminitis; acupuncture improved odds of recovery and lameness scores in laminitic horses (OR ~2.25) pmc.ncbi.nlm.nih.gov.
• Little et al. (2015 AAHA Guidelines) – Expert consensus in small animal medicine recommending acupuncture as part of comprehensive pain management caninearthritis.org.
• Various case reports and clinical studies (Laim 2009 pubmed.ncbi.nlm.nih.gov, Hayashi 2007 avmajournals.avma.org, etc.) on acupuncture for canine IVDD, feline neurologic injuryjournals.sagepub.com, bovine and porcine reproductive issues dvm360.comdvm360.com, and other conditions as cited above, illustrating the scope of acupuncture’s investigated applications.