SAIZEN vs SEROSTIM

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 22, 2026·How we rate

Attribute	SAIZEN	SEROSTIM
Rating	70/100	70/100
Pharmacy pays	—	—
Type	RX	RX
Active ingredient	SOMATROPIN	SOMATROPIN
Manufacturer	Emd Serono	Emd Serono
Dosage forms	Injectable	Kit
Drug class	Recombinant Human Growth Hormone	Recombinant Human Growth Hormone
Boxed warning	None	None
Half-life	about 3 hours (after subcutaneous injection)	about 3 hours (after subcutaneous injection)
Treats	Cachexia, Dwarfism, Heart Failure	Cachexia, Dwarfism, Heart Failure

saizen serostim

Rating

70/100

Pharmacy pays

—

Type

Active ingredient

SOMATROPIN

Manufacturer

Emd Serono

Dosage forms

Injectable

Kit

Drug class

Recombinant Human Growth Hormone

Boxed warning

None

Half-life

about 3 hours (after subcutaneous injection)

Treats

Cachexia, Dwarfism, Heart Failure

Frequently asked questions

Which is better-rated, Saizen or Serostim?

Saizen and Serostim are tied at 3.5 out of 5 by our independent rating.

What is the difference between Saizen and Serostim?

Both Saizen and Serostim share the active ingredient Somatropin.

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.