
Wellness
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Wellness
·6 min readBy Dr. Yung Chen, Chief Medical Director
For many people struggling with depression, the hardest part is not just how they feel — it is how long traditional treatments take to work. Antidepressants can take weeks or even months to show results, and for some, they never work at all.
Ketamine therapy is changing that timeline. At Sage Health & Wellness in San Jose, we offer medically supervised ketamine infusion therapy designed for individuals who have not found relief through conventional approaches. One of the most common questions our patients ask is: how fast does it actually work?
Ketamine is a medication that has been used safely in medical settings for more than 50 years. In recent years, it has gained recognition for its ability to support individuals with treatment-resistant depression, anxiety, PTSD, and other mood disorders.
Unlike traditional antidepressants such as SSRIs, ketamine works on different pathways in the brain — helping to restore neural connections and improve mood far more rapidly.
One of the most remarkable aspects of ketamine therapy is its speed. Many patients report noticeable improvement in mood within hours to a few days after their first infusion — significantly faster than standard medications, which often require weeks of consistent use.
While individual experiences vary, patients commonly describe:
For individuals in crisis or those who have tried multiple medications without success, this rapid response can be life-changing.
Traditional antidepressants such as SSRIs primarily affect serotonin levels and require time to build up in the system before symptoms improve.
Ketamine works differently. It targets the brain's glutamate system — the neurotransmitter responsible for the majority of neural communication and plasticity. By acting on NMDA receptors, ketamine helps the brain form new connections more quickly, effectively resetting patterns associated with depression. This mechanism is what enables ketamine to produce faster, and in many cases more durable, results.
At Sage Health & Wellness, ketamine therapy is delivered in a calm, medically supervised environment designed for both comfort and safety. A typical session includes:
Most treatment plans involve a series of 6 infusions over 2–3 weeks, followed by tailored maintenance to build and sustain results over time.
Ketamine therapy may be a good option if:
Every individual is different, which is why we take a personalized approach — ensuring that your treatment plan aligns with your health history, goals, and overall well-being.
Most patients begin to feel relief within hours to a few days after their first ketamine infusion. Peak benefit is typically seen within 24 hours, with continued improvement across the initial 6-infusion series.
Yes — when administered in a clinical setting by trained professionals, ketamine has a strong safety profile. Common side effects such as mild dissociation or dizziness are short-lived and resolve before you leave the clinic.
After an initial course of approximately 6 infusions, many patients experience relief for 2–4 weeks or longer. Maintenance infusions help sustain results between treatment cycles.
Sage Health & Wellness offers medically supervised ketamine infusion therapy in San Jose for adults with treatment-resistant depression, anxiety, and PTSD. Each program is overseen by licensed clinicians from your initial consultation through maintenance care.
Depression can make time feel slow and heavy. Waiting weeks for improvement is not always realistic — especially when symptoms are severe. Ketamine therapy offers a different path: one that is rooted in science, guided by medical expertise, and focused on helping you feel better sooner.
If you are exploring new options for depression treatment in San Jose, our team at Sage Health & Wellness is here to support you with care that is both advanced and compassionate. Schedule a consultation today to learn whether ketamine therapy is right for you.