JATENZO vs XYOSTED (AUTOINJECTOR)

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 23, 2026·How we rate

Possible drug interaction. JATENZO and XYOSTED (AUTOINJECTOR) 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	JATENZO	XYOSTED (AUTOINJECTOR)
Rating	New	New
Pharmacy pays	—	—
Type	RX	RX
Active ingredient	TESTOSTERONE UNDECANOATE	TESTOSTERONE ENANTHATE
Manufacturer	Tolmar	Antares Pharma Inc
Dosage forms	Capsule	Injectable
Drug class	Androgen	Androgen
Boxed warning	None	None
Half-life	about 10 to 100 minutes	about 10 to 100 minutes
Treats	Breast Neoplasms, Hypogonadism, Delayed Puberty	Breast Neoplasms, Hypogonadism, Delayed Puberty

jatenzo xyosted (autoinjector)

Rating

New

Pharmacy pays

—

Type

Active ingredient

TESTOSTERONE UNDECANOATE

TESTOSTERONE ENANTHATE

Manufacturer

Tolmar

Antares Pharma Inc

Dosage forms

Capsule

Injectable

Drug class

Androgen

Boxed warning

None

Half-life

about 10 to 100 minutes

Treats

Breast Neoplasms, Hypogonadism, Delayed Puberty

Frequently asked questions

What is the difference between Jatenzo and Xyosted (Autoinjector)?

Jatenzo contains Testosterone Undecanoate, while Xyosted (Autoinjector) contains Testosterone Enanthate — 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.