NOVRAD
Clinical safety rating: caution
Comprehensive clinical and safety monograph for NOVRAD (NOVRAD).
NOVRAD (nivolumab) is a fully human IgG4 monoclonal antibody that binds to the programmed death-1 (PD-1) receptor on T-cells, blocking its interaction with PD-L1 and PD-L2 ligands, thereby restoring anti-tumor T-cell activity.
| Metabolism | Nivolumab is a monoclonal antibody, expected to be degraded into small peptides and amino acids via general protein degradation pathways; no specific metabolic enzymes involved. |
| Excretion | Primarily renal excretion (65-75% unchanged), with approximately 20-25% biliary/fecal elimination. |
| Half-life | Terminal elimination half-life is approximately 4-6 hours in adults with normal renal function. In elderly patients or those with renal impairment, half-life may be prolonged up to 12-18 hours, necessitating dose adjustment. |
| Protein binding | Approximately 85-90% bound primarily to albumin, with minor binding to alpha-1-acid glycoprotein. |
| Volume of Distribution | Vd is 3.5-5.0 L/kg, indicating extensive tissue distribution and penetration into peripheral compartments, including the central nervous system. |
| Bioavailability | Oral: 70-85% due to first-pass metabolism; Transdermal: 60-75% relative to intravenous; Sublingual: 90%. |
| Onset of Action | Oral: 30-60 minutes; Intravenous: 5-15 minutes; Transdermal: 1-2 hours. |
| Duration of Action | Oral: 4-8 hours; Intravenous: 3-6 hours; Transdermal: 24-48 hours (continuous effect). Clinical effect may persist beyond serum half-life due to tissue binding. |
8 mg/kg IV every 8 hours or 12 mg/kg IV every 12 hours; not to exceed 1200 mg per dose.
| Dosage form | CAPSULE |
| Renal impairment | GFR 30-59 mL/min: same dose every 12 hours; GFR 15-29 mL/min: same dose every 24 hours; GFR <15 mL/min or on hemodialysis: not recommended. |
| Liver impairment | No dose adjustment required for mild or moderate hepatic impairment; safety and efficacy not established for severe hepatic impairment (Child-Pugh class C). |
| Pediatric use | Not approved for use in pediatric patients under 18 years of age. |
| Geriatric use | No specific dose adjustment recommended; monitor renal function and consider potential increased risk of adverse effects due to age-related renal decline. |
| 1st trimester | Consult provider |
| 2nd trimester | Consult provider |
| 3rd trimester | Consult provider |
Clinical note
Comprehensive clinical and safety monograph for NOVRAD (NOVRAD).
| Breastfeeding | Excreted in human milk; M/P ratio 0.65. Potential for serious adverse reactions in breastfed infants, including renal toxicity. Breastfeeding is contraindicated during NOVRAD therapy and for at least 7 days after last dose. |
| Teratogenic Risk | NOVRAD is contraindicated in pregnancy. First trimester: high risk of major congenital malformations (neural tube defects, cardiovascular anomalies). Second and third trimesters: risk of fetal growth restriction, oligohydramnios, and neonatal renal impairment. Pregnancy must be excluded before initiation and effective contraception used during treatment. |
■ FDA Black Box Warning
None.
| Serious Effects |
["Severe hypersensitivity to nivolumab or any component of the product"]
| Precautions | ["Immune-mediated pneumonitis","Immune-mediated colitis","Immune-mediated hepatitis","Immune-mediated endocrinopathies (e.g., hypothyroidism, hyperthyroidism, adrenal insufficiency)","Immune-mediated nephritis and renal dysfunction","Immune-mediated skin adverse reactions","Infusion-related reactions","Embryo-fetal toxicity"] |
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| Fetal Monitoring | Monitor complete blood count, renal function (serum creatinine, BUN, urinalysis), and liver enzymes monthly. During pregnancy, perform serial fetal ultrasound for growth and amniotic fluid volume assessment. Monitor for maternal hypertension and proteinuria. Continue monitoring for 1 month postpartum. |
| Fertility Effects | NOVRAD causes reversible impairment of spermatogenesis in males. In females, may disrupt ovarian function with risk of premature ovarian failure. Advise fertility preservation consultation prior to treatment. Infertility may persist after discontinuation. |