Esperoct® [antihemophilic factor (recombinant), glycopegylated-exei] logo Esperoct® [antihemophilic factor (recombinant), glycopegylated-exei] logo

For Health Care Professionals

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Vaughn has hemophilia A and uses Esperoct®

Flexibility in hemophilia A

Esperoct® offers the highest storage temperature (up to 104 °F) of all EHLs along with bleed protection for all ages.a

Explore Flex Factor

EHL=extended half-life.

aPrior to reconstitution, Esperoct® can be stored from 36 °F to 46 °F for up to 30 months, at room temperature up to 86 °F for up to 12 months, or up to 104 °F for up to 3 months. See Prescribing Information for complete product storage information.

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Tammy has hemophilia A and uses Esperoct®

"This treatment seamlessly fits into my schedule"

Esperoct® offers on-the-go bleed protection for people of all ages with hemophilia A.a

Learn more about how Esperoct® can fit into your lifestyle.

Explore Flex Factor

aPrior to reconstitution, Esperoct® can be stored from 36 °F to 46 °F for up to 30 months, at room temperature up to 86 °F for up to 12 months, or up to 104 °F for up to 3 months. See Prescribing Information for complete product storage information.

Every experience matters

We’re shining a spotlight on a few community voices and their stories about living and managing life with hemophilia A.

See patient stories

Tammy has hemophilia A and uses Esperoct®

Yes, women can have hemophilia too.

You deserve a diagnosis and treatment options for your hemophilia. It’s time to challenge the misconception that women and girls can only be “carriers" of hemophilia. Many women feel that their doctors dismiss or minimize their actual symptoms, but we’ve developed tools to help you make sure that you’re heard.

Ready to start the conversation?
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Set a reminder for your calendar

Stay on track with your Esperoct® infusion schedule and set up an infusion reminder that goes directly to your calendar.

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Important Safety Information

Who should not use Esperoct®?

  • You should not use Esperoct® if you are allergic to factor VIII or any of the other ingredients of Esperoct® or if you are allergic to hamster proteins

What is the most important information I need to know about Esperoct®?

  • Do not attempt to do an infusion yourself unless you have been taught how by your healthcare provider or hemophilia treatment center
  • Call your healthcare provider right away or get emergency treatment right away if you get any signs of an allergic reaction, such as: hives, chest tightness, wheezing, dizziness, difficulty breathing, and/or swelling of the face

What should I tell my healthcare provider before using Esperoct®?

  • Before taking Esperoct®, you should tell your healthcare provider if you have or have had any medical conditions, take any medicines (including non-prescription medicines and dietary supplements), are nursing, pregnant or planning to become pregnant, or have been told that you have inhibitors to factor VIII
  • Your body can make antibodies called “inhibitors” against Esperoct®, which may stop Esperoct® from working properly. Call your healthcare provider right away if your bleeding does not stop after taking Esperoct®

What are the possible side effects of Esperoct®?

  • Common side effects of Esperoct® include rash or itching, and swelling, pain, rash or redness at the location of infusion

Please click here for Prescribing Information.

Esperoct® is a prescription medication.

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit www.fda.gov/medwatch, or call 1-800-FDA-1088.

What is Esperoct®?

Esperoct® [antihemophilic factor (recombinant), glycopegylated-exei] is an injectable medicine to treat and prevent or reduce the number of bleeding episodes in people with hemophilia A. Your healthcare provider may give you Esperoct® when you have surgery

  • Esperoct® is not used to treat von Willebrand Disease

What is Esperoct®?

Esperoct® [antihemophilic factor (recombinant), glycopegylated-exei] is an injectable medicine to treat and prevent or reduce the number of bleeding episodes in people with hemophilia A. Your healthcare provider may give you Esperoct® when you have surgery

  • Esperoct® is not used to treat von Willebrand Disease

Show more Show less
Show more Show less

What is Esperoct®?

Esperoct® [antihemophilic factor (recombinant), glycopegylated-exei] is an injectable medicine to treat and prevent or reduce the number of bleeding episodes in people with hemophilia A. Your healthcare provider may give you Esperoct® when you have surgery

  • Esperoct® is not used to treat von Willebrand Disease

What is Esperoct®?

Esperoct® [antihemophilic factor (recombinant), glycopegylated-exei] is an injectable medicine to treat and prevent or reduce the number of bleeding episodes in people with hemophilia A. Your healthcare provider may give you Esperoct® when you have surgery

  • Esperoct® is not used to treat von Willebrand Disease

Important Safety Information

Who should not use Esperoct®?

  • You should not use Esperoct® if you are allergic to factor VIII or any of the other ingredients of Esperoct® or if you are allergic to hamster proteins

Important Safety Information

Who should not use Esperoct®?

  • You should not use Esperoct® if you are allergic to factor VIII or any of the other ingredients of Esperoct® or if you are allergic to hamster proteins

What is the most important information I need to know about Esperoct®?

  • Do not attempt to do an infusion yourself unless you have been taught how by your healthcare provider or hemophilia treatment center
  • Call your healthcare provider right away or get emergency treatment right away if you get any signs of an allergic reaction, such as: hives, chest tightness, wheezing, dizziness, difficulty breathing, and/or swelling of the face

What should I tell my healthcare provider before using Esperoct®?

  • Before taking Esperoct®, you should tell your healthcare provider if you have or have had any medical conditions, take any medicines (including non-prescription medicines and dietary supplements), are nursing, pregnant or planning to become pregnant, or have been told that you have inhibitors to factor VIII
  • Your body can make antibodies called “inhibitors” against Esperoct®, which may stop Esperoct® from working properly. Call your healthcare provider right away if your bleeding does not stop after taking Esperoct®

What are the possible side effects of Esperoct®?

  • Common side effects of Esperoct® include rash or itching, and swelling, pain, rash or redness at the location of infusion

Please click here for Prescribing Information.

Esperoct® is a prescription medication.

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit www.fda.gov/medwatch, or call 1-800-FDA-1088.

Important Safety Information

Who should not use Esperoct®?

  • You should not use Esperoct® if you are allergic to factor VIII or any of the other ingredients of Esperoct® or if you are allergic to hamster proteins

What is the most important information I need to know about Esperoct®?

  • Do not attempt to do an infusion yourself unless you have been taught how by your healthcare provider or hemophilia treatment center
  • Call your healthcare provider right away or get emergency treatment right away if you get any signs of an allergic reaction, such as: hives, chest tightness, wheezing, dizziness, difficulty breathing, and/or swelling of the face

What should I tell my healthcare provider before using Esperoct®?

  • Before taking Esperoct®, you should tell your healthcare provider if you have or have had any medical conditions, take any medicines (including non-prescription medicines and dietary supplements), are nursing, pregnant or planning to become pregnant, or have been told that you have inhibitors to factor VIII
  • Your body can make antibodies called “inhibitors” against Esperoct®, which may stop Esperoct® from working properly. Call your healthcare provider right away if your bleeding does not stop after taking Esperoct®

What are the possible side effects of Esperoct®?

  • Common side effects of Esperoct® include rash or itching, and swelling, pain, rash or redness at the location of infusion

Please click here for Prescribing Information.

Esperoct® is a prescription medication.

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit www.fda.gov/medwatch, or call 1-800-FDA-1088.

What is Esperoct®?

Esperoct® [antihemophilic factor (recombinant), glycopegylated-exei] is an injectable medicine to treat and prevent or reduce the number of bleeding episodes in people with hemophilia A. Your healthcare provider may give you Esperoct® when you have surgery

  • Esperoct® is not used to treat von Willebrand Disease

What is Esperoct®?

Esperoct® [antihemophilic factor (recombinant), glycopegylated-exei] is an injectable medicine to treat and prevent or reduce the number of bleeding episodes in people with hemophilia A. Your healthcare provider may give you Esperoct® when you have surgery

  • Esperoct® is not used to treat von Willebrand Disease

Novo Nordisk Inc., 800 Scudders Mill Road, Plainsboro, New Jersey 08536 U.S.A.

Esperoct® is a registered trademark of Novo Nordisk Health Care AG.
Novo Nordisk is a registered trademark of Novo Nordisk A/S.

© 2025 Novo Nordisk All rights reserved. US24ESP00079 March 2025

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