10 Important Key Differences: Ketamine Infusion Therapy vs. Esketamine Nasal Spray

esketamine nasal spray

According to a recent study, the estimated 12-month prevalence of medication-treated MDD in the United States was 8.9 million adults, and 2.8 million (30.9%) had TRD[Treatment Resistant Depression]. Different treatments and medications are available to treat common depression symptoms and those patients who find themselves dealing with treatment-resistant depression.  In this blog, we’ll discuss tge differences between Ketamine infusion therapy vs esjetame nasal spray and which one may be the right choice for you or your loved ones. 

Ketamine Infusion Therapy vs Esketamine Nasal Spray

What Is Ketamine Infusion Therapy?

Ktamine infusion therapy has been shown to be an effective treatment for patients who who have been diagnosed and are experiencing symptoms of PTSD, obsessive compulsive disorder (OCD), treatment-resistant depression, anxiety disorders, and suicidal ideation. 

Ketamine infusion therapy is delivered intravenously (IV) to the patient during a prescribed period of time. by a licensed psychiatrist

Ideal patient

  • Patients who might be good candidates for ketamine infusion therapy include: 
  • Patients who have not responded to multiple antidepressants
  • Those experiencing severe suicidal thoughts or ideation
  • People with co-occurring depression and anxiety disorders
  • Patients seeking rapid relief from depressive symptoms
  • Individuals unable to tolerate traditional antidepressant side effects
  • Those with major depressive disorder (MDD) or bipolar depression under medical supervision

Benefits

The benefits of ketamine infusion therapy vs esketamine nasal spreay include: 

  • More precise control over dosage and administration
  • Faster and often more consistent symptom relief
  • Lower risk of nasal irritation or sinus-related side effects
  • Potentially greater efficacy in some treatment-resistant cases
  • Allows for tailored dosing protocols based on individual response
  • Administered in a monitored setting, enhancing safety and support

Understanding Esketamine Nasal Spray (Spravato)

Esketamine nasal spray, known by its brand name Spravato, is a prescription medication that the FDA has approved for treating adults with treatment-resistant depression and depressive symptoms linked to major depressive disorder. It's often used in combination with an oral antidepressant.

Ideal patient

This treatment is best suited for adults who are struggling with treatment-resistant depression and haven’t found relief from other antidepressants. It’s especially important for those who may be experiencing acute suicidal thoughts and can access a certified treatment center. 

Benefits 

Patients can expect a quick reduction in depressive symptoms, a potential decrease in suicidal thoughts, a non-invasive nasal delivery method, and careful medical monitoring to ensure safety. Another benefit is that esketamine nasal spray fda approved. 

How many Spravato treatments are needed? 

Typically, the initial treatment consists of twice-weekly doses for four weeks. After that, patients enter a maintenance phase, which may involve weekly or biweekly treatments based on how they respond. 

What is Esketamine nasal spray used for? 

It’s primarily used to help adults dealing with treatment-resistant depression and the depressive symptoms that come with major depressive disorder, especially when other treatments haven’t worked. 

Will Esketamine be covered by insurance? 

Most insurance plans do cover Esketamine nasal spray, but keep in mind that coverage often requires prior authorization due to the high esketamine nasal spray cost and specific administration needs. 

How often do you take Esketamine? 

Generally, Esketamine is given twice a week during the initial treatment phase, then the frequency is reduced to once a week or every two weeks during maintenance, depending on how the patient responds clinically.

Key Differences Between Ketamine and Esketamine

Here’s a clear comparison chart outlining the key differences between ketamine and esketamine:

FeatureKetamine (IV Infusion)Esketamine (Nasal Spray – Spravato)
FormIntravenous (IV) infusionNasal spray
CompositionRacemic mixture (R- and S-ketamine)S-ketamine only
FDA ApprovalOff-label for depressionFDA-approved for treatment-resistant depression
Administration SettingAdministered in a clinic under supervisionAdministered in a certified clinic under supervision
Dosing ControlHighly adjustable, titrated per patientEsketamine nasal spray dose - Fixed options
Onset of EffectsOften rapid (within hours)Also rapid, typically within hours
Cost & InsuranceOften out-of-pocket, not usually covered by insuranceUsually covered by insurance with prior approval
Duration of Session40–60 minutes infusion, plus recovery timeShorter administration time, similar monitoring
FrequencyTypically 2–3 times per week initiallyUsually twice a week to start, then tapered
Common UsesDepression, anxiety, PTSD, chronic pain (off-label)Treatment-resistant depression, esketamine nasal spray for anxiety

Effectiveness of Ketamine Infusion Therapy vs. Esketamine Nasal Spray: How Do They Compare?

Both ketamine infusion therapy and esketamine nasal spray (Spravato) are promising options for those battling treatment-resistant depression, often delivering quick relief—sometimes in just a few hours. IV ketamine, which combines both R- and S-ketamine, might offer a bit more strength or consistency and is often preferred for its rapid effect on suicidal thoughts, even though it’s used off-label. 

On the other hand, esketamine, which includes only the S-enantiomer, has FDA approval and is generally easier to access through insurance. While both treatments are effective, the best choice really comes down to personal needs, medical history, and the advice of your healthcare provider.

Side Effects and Safety Considerations

Each of these treatment options, ketamine infusion therapy vs esketamine nasal spray have unique side effects and safety considerations to consider before beginning either treatment. 

Ketamine Infusion Therapy: Side Effects & Safety Considerations 

The most common side effects of ketamine infusion therapy include: 

  • Dizziness or lightheadedness
  • Nausea or vomiting
  • Blurred vision
  • Mild dissociation or out-of-body sensations
  • Increased heart rate or blood pressure
  • Drowsiness or fatigue
  • Anxiety or restlessness during infusion
  • Headache after the session

Safety considerations when taking ketamine infusion therapy include: 

  • Must be administered in a medically supervised setting
  • Avoid driving or operating machinery for 24 hours after treatment
  • Not recommended for individuals with uncontrolled high blood pressure
  • Use caution if there's a history of substance abuse or psychosis

Esketamine Nasal Spray: Side Effects & Safety Considerations 

The most common side effects of esketamine nasal spray include: 

  • Sleepiness   
  • Nausea   
  • Increased blood pressure   
  • Bad taste in the mouth (from the spray itself)  
  • Dissociation   

Safety considerations when taking esketamine nasal spray include:

  • Must be administered in a certified medical facility under supervision
  • Monitor for dizziness, sedation, or dissociation after use
  • Must remain in the clinic for observation for at least 2 hours post-dose
  • Avoid driving or operating heavy machinery until the next day
  • Not recommended for individuals with uncontrolled high blood pressure or aneurysms

Cost and Accessibility of Ketamine Infusion Therapy vs. Esketamine Nasal Spray

The cost and accessibility of ketamine infusion therapy vs esketamine nasal spray varies depending on the clinic or provider you choose to recieve treatment from and your georgraphical location. 

Cost and Accessibility of Ketamine Infusion Therapy vs. Esketamine Nasal Spray:

AspectKetamine Infusion Therapy (IV)Esketamine Nasal Spray (Spravato)
Cost per Treatment$400–$800+ per infusion (varies by clinic)$600–$900+ per session (including monitoring fees)
Insurance CoverageOften not covered (off-label use for depression)Typically covered with prior authorization (FDA-approved)
Out-of-Pocket ExpensesUsually 100% unless part of clinical trialMay still have copays, deductibles, or coverage limits
Treatment SettingPrivate ketamine clinics or specialized centersCertified REMS (Risk Evaluation and Mitigation Strategy) clinics only
AvailabilityMore clinics offer infusions nationwideFewer locations due to REMS certification requirements
Scheduling FlexibilityOften more flexible—can vary by clinicMore structured, must adhere to strict protocols
Accessibility BarriersCost, lack of insurance coverage, travel distanceLimited clinic availability, insurance approval process

Ketamine Infusion Therapy vs. Esketamine Nasal Spray: Which Treatment Is Right For You?

When you're weighing the choice between ketamine infusion therapy vs esketamine nasal spray, it's really important to think about a few key factors. These include the cost, whether your insurance will cover it, the treatment environment, and your own medical history. Both treatments can provide quick relief for those struggling with treatment-resistant depression, but they each come with their own set of advantages and drawbacks. 

Here’s How Telapsychiatry Can Help

A Telapsychiatry consultation can be a great way to dive deeper into these options with a licensed provider, helping you figure out your eligibility and steering you toward the best and most accessible choice for your mental health journey.
We're here to support you through your journey toward improved mental well-being. Call us at 888-903-5505 or schedule an appointment online

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