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Learn how primary immunodeficiency (PI) is treated, from recurring treatments like immunoglobulin (Ig) replacement therapy to long-lasting treatments like hematopoietic stem cell transplant (HSCT).

Immunoglobulin (Ig) replacement therapy

Ig replacement therapy provides antibodies that help prevent infection in those with antibody deficiencies.

Gloved hand holding vial of immunglobulin.

Explore treatments for specific types of PI

Ig replacement therapy, HSCT, and gene therapy are not the only treatments for PI, some types of PI have treatments specific to them. Explore our pages on different types of PI to learn about specific treatments.