ELAHERE vs ZEJULA

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 21, 2026·How we rate

Possible drug interaction. ELAHERE and ZEJULA are different prescription medicines. Combining or switching between them can cause interactions — talk to a pharmacist or prescriber before making changes. This page is not medical advice.

Attribute	ELAHERE	ZEJULA
Rating	New	70/100
Pharmacy pays	—	—
Type	RX	RX
Active ingredient	MIRVETUXIMAB SORAVTANSINE-GYNX	NIRAPARIB TOSYLATE
Manufacturer	Immunogen Inc	Glaxosmithkline
Dosage forms	Injectable	Tablet
Drug class	—	—
Boxed warning	Boxed warning	None
Treats	Ovarian Epithelial Carcinoma, Fallopian Tube Neoplasms, Peritoneal Neoplasms	Fallopian Tube Neoplasms, Ovarian Neoplasms, Peritoneal Neoplasms

elahere zejula

Rating

New

70/100

Pharmacy pays

—

Type

Active ingredient

MIRVETUXIMAB SORAVTANSINE-GYNX

NIRAPARIB TOSYLATE

Manufacturer

Immunogen Inc

Glaxosmithkline

Dosage forms

Injectable

Tablet

Drug class

—

Boxed warning

None

Treats

Ovarian Epithelial Carcinoma, Fallopian Tube Neoplasms, Peritoneal Neoplasms

Fallopian Tube Neoplasms, Ovarian Neoplasms, Peritoneal Neoplasms

Frequently asked questions

What is the difference between Elahere and Zejula?

Elahere contains Mirvetuximab Soravtansine-Gynx, while Zejula contains Niraparib Tosylate — they have different active ingredients.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.