OnePath® Product Support

OnePath is here to support you throughout your treatment journey with KALBITOR.

OnePath Co-Pay Assistance Program

The OnePath Co-Pay Assistance Program helps cover certain out-of-pocket treatment costs for eligible, commercially insured patients who are enrolled in OnePath.

The following are covered up to the program maximum and may be paid directly to the provider*:

  • 100% coverage of eligible out-of-pocket costs, which may include deductibles, co-pays, and co-insurance
  • Out-of-pocket cost of eligible injection charges where applicable by law
    At a minimum, to be eligible for the program, a patient must:
    • Be enrolled in OnePath
    • Have commercial insurance

Other eligibility requirements apply. For more information, please contact a OnePath Patient Support Manager at 1-866-888-0660.

*IMPORTANT NOTICE: The OnePath Co-Pay Assistance Program (the Program) is not valid for prescriptions eligible to be reimbursed, in whole or in part, by Medicaid, Medicare (including Medicare Part D), Tricare, Medigap, VA, DoD, or other federal or state programs (including any medical or state prescription drug assistance programs). No claim for reimbursement of the out-of-pocket expense amount covered by the Program shall be submitted to any third-party payer, whether public or private. The Program cannot be combined with any other rebate/coupon, free trial, or similar offer. Co-payment assistance under the Program is not transferable. The Program only applies in the United States, including Puerto Rico and other U.S. territories, and does not apply where prohibited by law, taxed, or restricted. This does not constitute health insurance. Void where use in prohibited by your insurance provider. If your insurance situation changes you must notify the Program immediately at 1-866-888-0660. Coverage of certain administration charges does not apply for patients residing in Massachusetts, Michigan, Minnesota, Rhode Island, and Vermont. Takeda reserves the right to rescind, revoke, or amend the Program at any time without notice.

KALBITOR Home Infusion Services

The KALBITOR Home Infusion Services® program provides nurse home visits to administer treatment to eligible patients:

  • An initial clinical consultation includes patient education related to the infusion services and review of product label and information
  • Nurses will then visit as necessary and administer KALBITOR® (ecallantide) as prescribed
    • Nurses are trained to treat a hypersensitivity reaction should one occur
  • Patients will be directed to the closest emergency facility for life-threatening HAE attacks including, but not limited to, throat (laryngeal) attacks

Important Safety Information

What is the most important information I should know about KALBITOR?
Serious allergic reactions may happen in some people who receive KALBITOR. These allergic reactions can be life-threatening and usually happen within 1 hour after receiving KALBITOR.

  • KALBITOR should be given to you by a doctor or nurse in a healthcare setting where serious allergic reactions and hereditary angioedema (HAE) can be treated.
  • Symptoms of a serious allergic reaction to KALBITOR can be similar to the symptoms of HAE, the condition that you are being treated for. Your doctor or nurse should watch you for any signs of a serious allergic reaction after treatment with KALBITOR.
  • Tell your doctor or nurse right away if you have any of these symptoms of a serious allergic reaction during or after treatment with KALBITOR:
    • wheezing, shortness of breath, cough, chest tightness, or trouble breathing
    • dizziness, fainting, fast or weak heartbeat, or feeling nervous
    • reddening of the face, itching, hives, or feeling warm
    • swelling of the throat or tongue, throat tightness, hoarse voice, or trouble swallowing
    • runny nose, nasal congestion, or sneezing

Who should not receive KALBITOR?
Do not receive KALBITOR if you are allergic to KALBITOR. Before receiving KALBITOR, tell your doctor if you have ever had an allergic reaction to KALBITOR.

What else should I tell my doctor before I receive KALBITOR?
Tell your doctor if you are pregnant, plan to become pregnant, breast-feeding, or plan to breast-feed. It is not known if KALBITOR will harm your unborn baby or pass into your breast milk.

Tell your doctor about all the medicines you take, including prescriptions and over-the-counter medicines, vitamins, and herbal supplements.

What are the possible side effects?
Common side effects of KALBITOR include headache, nausea, diarrhea, fever, injection site reactions, such as redness, rash, swelling, itching, or bruising, and stuffy nose. 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.

Talk to your doctor for more information about your medical condition or treatment.

Please see the Full Prescribing Information, including Boxed Warning and Medication Guide.