Obsessive-compulsive disorder affects roughly one in 40 adults in the United States, and for a significant portion of those individuals, first-line treatments provide only partial relief or none at all. At Minnesota Ketamine & Wellness Institute, we work with patients who have already tried the standard approaches and are still living with symptoms that disrupt their daily lives — and we want to explain clearly what the evidence says about ketamine as a next step.
Understanding OCD: What the Condition Actually Involves
OCD — obsessive-compulsive disorder — is a mental health condition characterized by two interrelated features: obsessions and compulsions. Obsessions are recurrent, persistent, and unwanted thoughts, urges, or images that cause significant anxiety or distress. Compulsions are repetitive behaviors or mental acts that a person performs in response to an obsession, typically aimed at reducing distress or preventing a feared outcome. The Mayo Clinic describes this cycle as one that can consume hours of a person’s day, interfere with relationships and work, and cause considerable suffering even when the individual recognizes the thoughts as excessive.
What makes OCD particularly difficult to treat is that the compulsive behaviors provide temporary relief — which reinforces the cycle neurologically. The more a person engages in a compulsion, the stronger the pathway between the obsessive trigger and the compulsive response becomes. Breaking that cycle requires intervention that can reach and alter those pathways, not simply suppress anxiety at the surface.
OCD is also commonly accompanied by depression and anxiety, meaning many patients dealing with this condition are managing multiple symptoms that interact with and worsen each other.
The Standard Treatment Approaches and Their Limits
The established first-line treatments for OCD are cognitive behavioral therapy (CBT) — specifically a form called exposure and response prevention — and certain medications, primarily SSRIs (selective serotonin reuptake inhibitors). For many patients, this combination is genuinely effective. For others, it is not enough. Research documents the efficacy and limitations of SSRIs as a treatment class, and in OCD, incomplete response to two or more SSRI trials is not uncommon. When standard approaches have not produced adequate relief, patients are often told their options are limited — and that is the framing we want to challenge.
At our clinic, medication management is available for patients whose OCD intersects with depression or anxiety in ways that warrant a careful, coordinated approach to psychiatric medications. Our psychiatric nurse practitioners work with patients to evaluate their full medication history, assess what has and has not worked, and make adjustments that are evidence-based rather than based on the assumption that more of the same will eventually help.
Why Ketamine May Help When SSRIs Fall Short
The neurological explanation for why ketamine may be effective for OCD is distinct from its mechanism in depression, though the two overlap. SSRIs work on the serotonin system. OCD has a well-established glutamate component — the same glutamate system that ketamine acts on directly. Research from the National Institutes of Health highlights emerging evidence that ketamine may offer new hope for patients with OCD who have not responded to standard treatments, with investigators noting that targeting the glutamate system represents a genuinely different therapeutic approach rather than simply a stronger version of existing options.
Ketamine increases levels of glutamate within the neural system, which may lead to rapid improvement in OCD symptoms by disrupting the entrenched neural pathways that sustain the obsessive-compulsive cycle. The neuroplasticity that ketamine promotes — the brain’s capacity to form and reorganize neural connections — may be particularly relevant for OCD, where maladaptive pathways have been reinforced over years (National Institutes of Health). The research in this area is still developing, and we present it as promising rather than conclusive. Results vary by individual, and ketamine is not appropriate for every patient with OCD. What we can say is that for patients who have not found adequate relief through standard approaches, there is a clinically grounded reason to have the conversation.
What OCD Treatment Looks Like at Our Clinic
At Minnesota Ketamine & Wellness Institute, OCD is one of the confirmed conditions we treat with ketamine infusion therapy. The standard infusion protocol — six infusions over two to three weeks — is the same structure we use across our mental health indications. Each infusion runs 40 minutes, with the first appointment requiring approximately one and a half to two hours to include intake, assessment, and a full orientation from your provider.
Before any treatment begins, we conduct a thorough health and medication review. For patients with OCD, this includes a careful look at current and prior medication trials, any ongoing therapy, contraindications such as daily benzodiazepine use or certain mood stabilizers at specific doses, and an honest assessment of whether ketamine is an appropriate fit. We do not move forward with treatment until that picture is clear.
Our team includes psychiatric nurse practitioners who oversee medication management, a Medical Director with over 26 years of psychiatric experience, and licensed therapists with credentials in trauma-informed and psychedelic-assisted care. For patients whose OCD is entangled with significant trauma or depression, the option to combine infusion therapy with preparation and integration psychotherapy sessions is available — offered sequentially, not simultaneously, as separate but coordinated components of care.
Addressing Stigma Around OCD Treatment
One barrier we see consistently is the stigma that OCD patients face — both the stigma attached to the condition itself and the stigma of seeking treatment that exists outside the conventional SSRI-and-therapy model. Patients sometimes arrive at our clinic carrying the message, received from previous providers or from cultural assumptions, that if standard treatment did not work, the problem must lie with them rather than with the treatment. That message is not accurate, and it is not how we think about care.
OCD that does not respond to SSRIs or standard CBT is not a personal failure. It is a clinical finding — information about the neurobiology of a specific person’s condition that points toward a different approach. Our team approaches every patient’s history as meaningful data, and our goal is to use that data to identify what has not yet been tried rather than continue recommending what has already proven insufficient.
The second barrier worth naming is the association many patients have between ketamine and recreational drug use. Ketamine has been used safely in medical settings for decades, originally as a surgical anesthetic and more recently as a sub-anesthetic psychiatric treatment. At our clinic, doses are carefully calibrated, administration is supervised by trained clinical staff, vital signs are monitored throughout, and the setting is designed specifically for therapeutic use. The clinical experience is nothing like recreational use of the substance, and Johns Hopkins public health researchers have documented this distinction clearly.
Frequently Asked Questions
Is ketamine FDA-approved for OCD? Ketamine infusion therapy for OCD is currently an off-label treatment — meaning the FDA did not originally approve ketamine for psychiatric indications, but clinical experience and emerging research support its use for conditions including OCD, particularly in patients who have not responded to standard treatments. Off-label use of medications is a standard and legal practice in medicine when clinical evidence supports it. We explain this in full during your initial consultation so you can make an informed decision.
Do I have to stop my current medications to pursue ketamine therapy? Not necessarily, but it depends on what you are taking. Certain medications interfere with ketamine’s effectiveness — daily benzodiazepines and Lamictal above certain doses are examples. We review your full medication list during intake and discuss any adjustments that may be needed. Changes to psychiatric medications are always made collaboratively and under medical supervision.
How many infusions will I need to see results for OCD? The standard initial series is six infusions administered over two to three weeks. Some patients may notice changes earlier in the series; others respond more gradually. Because OCD’s neural pathways are deeply established, the cumulative effect of the full series is generally considered more meaningful than any single session. Maintenance infusions may be recommended after the initial series depending on individual response.
Can I combine ketamine therapy with psychotherapy for OCD? Yes. We offer preparation and integration psychotherapy at our clinic as a separate but complementary service. For OCD patients whose condition intersects with trauma, depression, or anxiety, combining infusion therapy with psychotherapy sessions may be worth discussing with your provider. Research suggests that integrating therapy alongside ketamine treatment may support more lasting outcomes, though individual results vary.
What if I’ve already tried other treatments that didn’t work? That history is exactly the kind of information we want to hear. Patients who have not responded to multiple prior treatments are often the people for whom ketamine’s different mechanism of action is most relevant. A full account of what you have tried, at what doses, and for how long is part of every intake assessment at our clinic.
Key Takeaways
- OCD is characterized by obsessions and compulsions that sustain each other neurologically; standard SSRI-based treatment helps many patients but leaves others without adequate relief.
- Ketamine acts on the glutamate system rather than the serotonin system, which may make it effective for patients whose OCD has not responded to SSRIs; emerging research from the National Institutes of Health supports this mechanism.
- At Minnesota Ketamine & Wellness Institute, OCD is treated with the standard ketamine infusion series — six infusions over two to three weeks — with full intake assessment and medication review preceding treatment.
- Integration psychotherapy is available as a separate, coordinated service for patients whose OCD involves significant trauma, depression, or anxiety.
- Incomplete response to standard treatment is a clinical finding, not a personal failure — it is information that points toward a different therapeutic approach; individual results vary.
If you have been living with OCD symptoms that standard treatment has not adequately addressed, the question is not whether you have tried hard enough — the question is whether your treatment has reached the right system in your brain. At Minnesota Ketamine & Wellness Institute, our first step is always a thorough assessment of where you actually are and an honest conversation about whether ketamine therapy makes sense for you. Call us at 612-502-2800 or complete the consultation form on our website to schedule that conversation with our team.
References
- National Institutes of Health. New treatments for OCD show promise. https://nihrecord.nih.gov/2023/01/06/new-treatments-ocd-show-promise
- National Institutes of Health. Ketamine promotes neuroplasticity. https://pmc.ncbi.nlm.nih.gov/articles/PMC8190578/
- Mayo Clinic. Obsessive-compulsive disorder (OCD). https://www.mayoclinic.org/diseases-conditions/obsessive-compulsive-disorder/symptoms-causes/syc-20354432
Medical Disclaimer: The information in this blog is provided for educational purposes only and does not constitute medical advice. Ketamine therapy for OCD at Minnesota Ketamine & Wellness Institute is an off-label treatment that should only be pursued under the supervision of a licensed provider familiar with your complete medical and psychiatric history. The emerging research on ketamine for OCD is promising but ongoing; this content does not represent a guarantee of outcomes. Individual results vary. If you are experiencing a mental health crisis or thoughts of self-harm, please call or text 988 to reach the Suicide and Crisis Lifeline or go to your nearest emergency room.