Understanding IVIG: How This Therapy Supports Your Immune System

If you’ve been prescribed IVIG therapy, you may be wondering what it is, how it works, and what to expect.


At Vital Care of Portland, based in Happy Valley, Oregon, we specialize in providing IVIG infusions safely and conveniently—either in your home or in our private infusion suite.

This guide explains what IVIG therapy does, who it helps, and how our team supports patients across the state of Oregon.

What Is IVIG Therapy?

IVIG (intravenous immune globulin) is a therapy made from human plasma that contains antibodies (immunoglobulins). These antibodies help strengthen your immune system and regulate abnormal immune responses.

Your provider may prescribe IVIG if your immune system doesn’t make enough antibodies or if it mistakenly attacks your body’s own tissues.

Conditions Commonly Treated With IVIG

IVIG is used to treat a wide range of immune and neurological conditions, including:

  • Primary immune deficiencies (CVID, hypogammaglobulinemia, IgG subclass deficiency)

  • Neuromuscular disorders (CIDP, multifocal motor neuropathy, myasthenia gravis, Guillain-Barré syndrome)

  • Inflammatory and autoimmune conditions (dermatomyositis, polymyositis, lupus)

  • Severe allergic or immune disregulation syndromes managed by allergists and immunologists

Our pharmacists and nurses have extensive experience supporting IVIG patients, from first-time infusions to ongoing therapy.

How IVIG Works

IVIG helps by:

  • Replacing missing antibodies for patients with immune deficiencies

  • Regulating overactive immune responses that cause inflammation

  • Reducing the frequency and severity of flare-ups or infections

Because IVIG infusions can take several hours, comfort and clinical oversight are key—something we prioritize in both our home and suite settings.

Your Options for IVIG Treatment in Oregon

At Vital Care of Portland, patients can choose how and where they receive care:

Home Infusion

Our licensed infusion nurses travel statewide across Oregon to administer IVIG safely in your home. We coordinate all medication, supplies, and scheduling—so treatment fits your lifestyle.

Infusion Suite in Happy Valley

Prefer a clinical environment? Our modern infusion suite offers a calm, private setting with Wi-Fi, refreshments, and on-site nursing supervision.

No matter which setting you choose, your therapy is closely monitored by our pharmacists and care team for safety, comfort, and effectiveness.

How We Support You

  • We handle insurance verification and prior authorizations

  • We coordinate with your prescriber and care team

  • We identify financial assistance programs to lower costs

  • We provide ongoing education and clinical support throughout therapy

Our goal is to make IVIG therapy accessible, affordable, and stress-free for every Oregon patient who needs it.

Start IVIG Therapy With Vital Care of Portland

If you’ve been prescribed IVIG or think you may benefit from it, contact us today.

Our team will help you verify insurance coverage, assess your eligibility for home infusion, and create a treatment plan tailored to your needs.

📍 Located in Happy Valley, Oregon
🚗 Serving patients across the entire state of Oregon with home infusion services

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Getting to Your Infusion Appointments: Transportation Assistance for Oregon Patients

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Living With Autoimmune Conditions: When Infusion Therapy Makes Sense