What is Cosyntropin? Uses, warnings & side effects

Updated May 14, 2025  •  Published Dec 30, 2020

Cosyntropin overview

BRAND NAMES:

  • Cortrosyn, Cosyntropin Novaplus

Generic Names:

  • Cosyntropin

Uses:

  • Used as part of a medical test of the adrenal glands.

Therapeutic Classes:

  • Diagnostic Agent, Diagnostic Agent, Adrenocortical Function, Endocrine-Metabolic Agent

Forms:

  • Injectable

How it’s taken:

  • By injection

What is Cosyntropin used for?

What form(s) does Cosyntropin come in?

  • Injectable

What are common Cosyntropin dosages?

  • Solution Reconstituted 0.25MG

Cosyntropin images - What does Cosyntropin look like?

  • Cosyntropin
    0.25mg solution reconstituted

How to take Cosyntropin

  • Injection routeA nurse or other health provider will give you this medicine.

  • An IV injection is given through a small tube that is put in one of your veins, usually in your arm, wrist, or hand.

  • An IM injection is a shot given in the muscle of your upper arm, thigh, or buttocks.

  • If you miss your appointment for this test, call your doctor.

  • An IV injection is given through a small tube that is put in one of your veins, usually in your arm, wrist, or hand.

  • An IM injection is a shot given in the muscle of your upper arm, thigh, or buttocks.

  • Injection routeA nurse or other health provider will give you this medicine.

  • If you miss your appointment for this test, call your doctor.

What to do if you miss a dose of Cosyntropin

Cosyntropin contraindications - Who shouldn't take Cosyntropin?

  • This medicine is not right for everyone. You should not receive this medicine if you have had an allergic reaction to cosyntropin.

Cosyntropin warnings

  • Tell your doctor if you are pregnant or breastfeeding, or if you are allergic to corticotropins.

Cosyntropin interactions & what to avoid when taking Cosyntropin

  • Tell your doctor if you are also using a diuretic (water pill).

Cosyntropin side effects - How does Cosyntropin make you feel?

Serious Side Effects

  • Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing

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