Info
Elotuzumab
- Mechanism: Binds to the signaling lymphocytic activation molecule family member 7 (SLAMF7)
- Dosing:
- Cycle 1-2 given in combination w/ lenalidomide & dexamethasone or pomalidomide & dexamethasone: 10 mg/kg IV once weekly on a 28-d cycle;
- cycle 3 & more given in combination w/ lenalidomide & dexamethasone: 10 mg/kg IV every 2 wks of a 28-d cycle;
- cycle 3 & more given in combination w/ pomalidomide & dexamethasone: 20 mg/kg IV every 4 wks of a 28-d cycle. Withhold or discontinue tx for toxicity (hepatic & infusion rxns)
- PK/PD: T1/2 ∼82 d
- AEs:
- Fatigue,
- high blood pressure,
- diarrhea,
- ↓ Ca,
- leukopenia,
- thrombocytopenia,
- ↑ alk phos,
- hepatotoxicity,
- ↑ blood glucose,
- infxn,
- infusion rxns,
- 2° malignancy
- DDI: No known pathways of metabolism, avoid live & inactivated vaccines
- Clinical pearls:
- Antiviral ppx should be started prior to tx,
- requires premedication,
- can interfere w/ assays for M-protein monitoring