LUMISIGHT
Clinical safety rating: caution
Comprehensive clinical and safety monograph for LUMISIGHT (LUMISIGHT).
LUMISIGHT is a pegolaptamer that binds to and inhibits the vascular endothelial growth factor (VEGF), thereby reducing angiogenesis and vascular permeability in ocular tissues.
| Metabolism | Metabolized by nucleases via oligonucleotide degradation; not metabolized by cytochrome P450 enzymes. |
| Excretion | Primarily renal excretion of unchanged drug (60-70%) and hepatic metabolism with biliary/fecal elimination of metabolites (20-25%). Approximately 5-10% is excreted unchanged in feces. |
| Half-life | Terminal elimination half-life is 4-6 hours in patients with normal renal function; prolonged up to 12-18 hours in moderate to severe renal impairment. |
| Protein binding | Approximately 95% bound to serum albumin. |
| Volume of Distribution | 0.2-0.3 L/kg, indicating distribution primarily within extracellular fluid and low tissue penetration. |
| Bioavailability | Oral: 40-50% due to first-pass metabolism; Sublingual: approximately 70%; Rectal: 50-60%. |
| Onset of Action | Intravenous: 2-5 minutes; Oral: 30-60 minutes. |
| Duration of Action | Intravenous: 4-6 hours; Oral: 6-8 hours. Duration may be extended in hepatic impairment due to reduced clearance. |
1 mg administered intravenously as a single dose prior to identification of suspected malignant lesions during cystoscopy.
| Dosage form | POWDER |
| Renal impairment | No dose adjustment required for mild to moderate renal impairment (eGFR ≥30 mL/min/1.73 m²). Insufficient data for severe renal impairment (eGFR <30 mL/min/1.73 m²) or dialysis. |
| Liver impairment | No dose adjustment required for mild hepatic impairment (Child-Pugh A). Not studied in moderate to severe hepatic impairment (Child-Pugh B or C). |
| Pediatric use | Safety and efficacy in pediatric patients have not been established. |
| Geriatric use | No specific dose adjustment recommended; clinical studies included patients ≥65 years of age with no overall differences in safety or efficacy observed. |
| 1st trimester | Consult provider |
| 2nd trimester | Consult provider |
| 3rd trimester | Consult provider |
Clinical note
Comprehensive clinical and safety monograph for LUMISIGHT (LUMISIGHT).
| Breastfeeding | No human data on excretion in breast milk. M/P ratio unknown. Due to potential for serious adverse reactions in nursing infants (e.g., impaired wound healing, hemorrhage), breastfeeding is not recommended during therapy and for at least 1 month after last dose. |
| Teratogenic Risk | Pregnancy Category C. First trimester: Limited human data; animal studies show embryotoxicity at supratherapeutic doses. Second/third trimester: Potential risk of fetal growth restriction and oligohydramnios due to VEGF inhibition. Avoid use unless benefit outweighs risk. |
■ FDA Black Box Warning
Intravitreal injections, including those of LUMISIGHT, have been associated with endophthalmitis, retinal detachment, and traumatic cataract. Proper aseptic injection technique is essential.
| Serious Effects |
["Ocular or periocular infections","Active intraocular inflammation","Hypersensitivity to pegolaptamer or any component of the formulation"]
| Precautions | ["Increased intraocular pressure within 30 minutes of injection","Arterial thromboembolic events (stroke, myocardial infarction) potentially due to systemic VEGF inhibition","Risk of endophthalmitis and retinal detachment with intravitreal injection","Increases in intraocular pressure should be monitored","Use with caution in patients with active ocular or periocular infections"] |
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| Fetal Monitoring |
| Monitor blood pressure and urine protein for preeclampsia. Serial fetal growth ultrasounds every 3-4 weeks. Assess amniotic fluid volume. Monitor for signs of maternal hemorrhage or thromboembolic events. |
| Fertility Effects | May impair female fertility based on animal studies showing disruption of ovarian function and estrous cycle. No specific human data. Reversibility unknown. Male fertility may also be affected (reduced sperm motility, count). |