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Chronic Conditions

Primary Immunodeficiency

Living with Primary Immunodeficiency is a challenge. Let TwelveStone make life easier with a care team built around you to manage your chronic condition.

Comprehensive support to help you manage your condition – physically, financially, and spiritually.

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Primary Immunodeficiency Medications

  • Asceniv
  • Immune Globulin

If you’ve been diagnosed with a primary immunodeficiency, TwelveStone Health Partners provides specialized infusion care designed around your treatment plan. Our clinical team administers immunoglobulin replacement therapy (IVIG or SCIG) based on your diagnosis, infection history, and laboratory results to help support long-term immune health.

Backed by more than 35 years of pharmacy experience and over 30 private infusion locations, our PharmD-led team provides expert clinical oversight in comfortable infusion suites designed to make every visit as convenient as possible. Patients receive treatment in a private setting with WiFi, television, and refreshments.

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Young child wearing a nebulizer mask during respiratory treatment for asthma, breathing support, or pediatric airway care in a clinical setting

Understanding Primary Immunodeficiency and Your Symptoms

Primary immunodeficiency is a group of inherited disorders that prevent the immune system from functioning properly, making it harder for the body to fight common infections. Unlike immune deficiencies caused by chemotherapy, cancer treatment, or certain medications, these conditions are genetic and often require ongoing specialty care. Early diagnosis and appropriate treatment can help reduce infections and improve quality of life.

Common signs and symptoms that may prompt an evaluation by an immunologist include:

  • Frequent sinus or ear infections that return quickly after treatment
  • Multiple bouts of pneumonia or bronchitis within a single year
  • Infections that require consecutive courses of antibiotics to clear
  • Chronic digestive issues or poor physical growth in children

While internet searches often present worst-case scenarios, a professional diagnosis is straightforward. An immunologist confirms the condition using your clinical history alongside detailed laboratory blood tests that measure specific antibody levels. 

If a deficiency is found, immunoglobulin replacement therapy serves as a standard primary immunodeficiency treatment to help your body defend itself and prevent future illness.

Immunoglobulin Replacement Therapy: IVIG vs. SCIG Options

Once primary immunodeficiency has been diagnosed, immunoglobulin replacement therapy becomes a long-term treatment option for many patients. If your body cannot produce enough protective antibodies, your immunologist may recommend IVIG or SCIG therapy to help reduce infections and support long-term immune function. The right treatment approach depends on your diagnosis, medical history, and lifestyle.

Comparing IVIG and SCIG Options

Intravenous immunoglobulin (IVIG) is typically administered every three to four weeks in larger doses. While this schedule requires fewer infusion visits, some patients may experience temporary side effects such as headaches because antibody levels naturally rise and fall between treatments.

Subcutaneous immunoglobulin (SCIG) is administered in smaller weekly or biweekly doses. Because antibody levels remain more consistent over time, many patients experience fewer systemic side effects, although mild redness or irritation at the injection site can occur.

Your immunologist will recommend the treatment method and dosing schedule that best fits your condition and lifestyle. Throughout therapy, the clinical team monitors your response, adjusts treatment when appropriate, and works closely with your prescribing physician to support safe, effective care. Immunoglobulin therapy is also prescribed for several autoimmune and neurological conditions, including myasthenia gravis.

Your Immunoglobulin Infusion: What to Expect from Start to Finish

TwelveStone provides immune globulin infusion therapy for patients receiving primary immunodeficiency treatment at private infusion centers throughout the Southeast. For eligible patients, home infusion may also be available. Our team coordinates scheduling, clinical care, and insurance requirements so you can focus on your health instead of the logistics of treatment.

Modern infusion clinic hallway and reception area at TwelveStone Health Partners facility
  • Preparation: We verify your benefits in advance. Before arrival, eat a full meal, hydrate well, and bring your current medication list.
  • Administration: In our private infusion suites, a registered nurse monitors your vitals, manages the pump, and adjusts rates for your comfort.
  • Recovery: After the session, rest and stay hydrated. We provide clear instructions on managing temporary fatigue or potential side effects.

To improve comfort during treatment, clinicians may adjust infusion rates or recommend appropriate pre-medications based on your medical history. If your care needs change over time, our team can also coordinate additional infusion therapies or help transition eligible patients to enteral or home infusion services.

Our team manages prior authorizations, verifies insurance benefits, and helps patients navigate available copay assistance programs whenever possible. To get started, request an appointment online or contact our clinical team to discuss your treatment plan.

Begin Your Primary Immunodeficiency Treatment Journey in the Southeast

Whether you’re beginning treatment or transitioning your infusion care, TwelveStone Health Partners is here to support every step of your primary immunodeficiency treatment journey. From benefits verification and prior authorizations to ongoing infusion therapy, our clinical team helps simplify the process while delivering personalized care in a comfortable, private setting. Request an appointment today to speak with our team and begin your treatment plan.

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Organizational Resources

The Immune Deficiency Foundation improves the diagnosis, treatment, and quality of life for every person affected by primary immunodeficiency.​

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The Foundation for Primary Immunodeficiency (FPID) supports education, early diagnosis, genetic counseling, therapy, and research of the disease in the U.S. and India. 

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The Jeffrey Modell Foundation (JMF) is a global, nonprofit patient organization devoted to early and precise diagnosis, meaningful treatments, and ultimately, cures – through clinical and basic research, physician education, patient support, advocacy, public awareness, and newborn screening.

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New Patient Resources

Frequently Asked Questions about Immunoglobulin Therapy

Most patients receiving IVIG for primary immunodeficiency receive infusions every three to four weeks. However, your treatment schedule is personalized based on your diagnosis, body weight, antibody levels, treatment goals, and ongoing laboratory monitoring. Your immunologist may adjust the timing or dosage over time to maintain effective antibody protection.

IVIG and SCIG differ mainly in how often they’re administered and how they’re delivered. IVIG is typically given every few weeks in a clinical setting, while SCIG is administered in smaller weekly or biweekly doses. Although both therapies are effective, the best option depends on your diagnosis, lifestyle, treatment goals, and how well you tolerate each approach. Your immunologist can help determine which treatment is most appropriate.

Temporary side effects such as headaches, mild fever, chills, and muscle aches are the most commonly reported after IVIG therapy. Most reactions are mild and can often be reduced by slowing the infusion rate, staying well hydrated, or using clinician-recommended pre-medications when appropriate. During treatment, your care team closely monitors you and responds promptly to any symptoms that develop.

The best site of care depends on your medical needs, insurance coverage, and personal preferences. Hospital outpatient departments provide access to broader emergency resources, while specialized infusion centers offer a comfortable, dedicated environment with streamlined scheduling. For eligible patients, home infusion may provide additional convenience. Your physician and insurance provider will help determine the most appropriate setting.

The cost of immunoglobulin replacement therapy varies based on your insurance plan, deductible, prescription details, and site-of-care requirements. Prior authorization is typically required before treatment begins. Depending on your coverage, manufacturer copay assistance programs or nonprofit foundations may help reduce out-of-pocket costs. TwelveStone’s team assists with benefits verification and prior authorization to help simplify the process.

Yes. Immunoglobulin therapy is also prescribed for several autoimmune and neurological conditions, including chronic inflammatory demyelinating polyneuropathy (CIDP) and myasthenia gravis. While this page focuses on primary immunodeficiency treatment, you can also learn more about our care for myasthenia gravis or immune globulin therapy through the related resources below.