Indications for: TZIELD

To delay onset of Stage 3 type 1 diabetes in patients ≥8yrs with Stage 2 type 1 diabetes. 

Adults and Children:

<8yrs: not established. Confirm Stage 2 type 1 diabetes with ≥2 positive pancreatic islet cell autoantibodies, dysglycemia without overt hyperglycemia using an oral glucose tolerance test. Premedicate for the first 5 days of dosing with an NSAID or APAP, an antihistamine, and/or an antiemetic. Give as IV infusion once daily over ≥30mins. Dosing based on body surface area. ≥8yrs: Day 1: 65mcg/m2; Day 2: 125mcg/m2; Day 3: 250mcg/m2; Day 4: 500mcg/m2; Days 5–14: 1030mcg/m2.

TZIELD Warnings/Precautions:

Risk of cytokine release syndrome (CRS). Obtain CBCs and liver tests prior to and during treatment. Discontinue if ALT/AST >5×ULN or bilirubin >3×ULN develops. If severe CRS develops, consider interrupting for 1–2 days or discontinuing treatment. Lymphocytes <1000 lymphocytes/mcL, hemoglobin <10g/dL, platelets <150,000 platelets/mcL, ANC <1500 neutrophils/mcL, ALT/AST >2×ULN, bilirubin >1.5×ULN, acute EBV or CMV infection, active serious or chronic active infection (other than localized skin infections): not recommended. Monitor for infection during and post-treatment; discontinue and treat if serious infection develops. Monitor WBCs; discontinue if severe lymphopenia (<500 cells/mcL lasting ≥1 week) develops. Discontinue if severe hypersentivity reactions occur. Complete all age-appropriate vaccinations prior to initiation. Pregnancy: not recommended (during and ≥30 days prior to planned pregnancy). Nursing mothers: discard breast milk during and for 20 days after treatment.

TZIELD Classification:

CD3-directed antibody.

TZIELD Interactions:

May interfere with response to vaccine or reduce efficacy. Avoid inactivated or mRNA vaccines within 2 weeks prior to, during, or 6 weeks post-treatment. Avoid live-attenuated vaccines within 8 weeks prior to, during, or up to 52 weeks post-treatment. 

Adverse Reactions:

Lymphopenia, rash, leukopenia, headache; cytokine release syndrome, infections, hypersensitivity reactions.



Drug Elimination:

Half-life: 4.5 days.

Generic Drug Availability:


How Supplied:

Single-dose vials (2mL)—1, 10, 14