Important Safety Information for Ragwitek

RAGWITEK is a prescription medicine used for sublingual (under the tongue) immunotherapy to treat ragweed pollen allergies that can cause sneezing, runny or itchy nose, stuffy or congested nose, or itchy and watery eyes. RAGWITEK may be prescribed for persons 18 through 65 years of age who are allergic to ragweed pollen.

RAGWITEK is taken for about 12 weeks before the ragweed pollen season and throughout ragweed pollen season.

RAGWITEK is NOT a medication that gives immediate relief for symptoms of ragweed allergy.

Important Safety Information about RAGWITEK 

  • RAGWITEK can cause severe allergic reactions that may be life-threatening. Stop taking RAGWITEK and get medical treatment right away if you have any of the following symptoms after taking RAGWITEK:
    • Trouble breathing
    • Throat tightness or swelling
    • Trouble swallowing or speaking
    • Dizziness or fainting
    • Rapid or weak heartbeat
    • Severe stomach cramps or pain, vomiting, or diarrhea
    • Severe flushing or itching of the skin
  • Do not take RAGWITEK if you have severe, unstable or uncontrolled asthma; had a severe allergic reaction in the past that included trouble breathing, dizziness or fainting, or rapid or weak heartbeat; had difficulty with breathing due to swelling of the throat or upper airway after using any sublingual immunotherapy before; have ever been diagnosed with eosinophilic esophagitis; or are allergic to any of the inactive ingredients contained in RAGWITEK.
  • For home administration of RAGWITEK, your doctor will prescribe auto-injectable epinephrine, a medicine you can inject if you have a severe allergic reaction after taking RAGWITEK. Talk to your doctor or read the epinephrine patient information if you have any questions about the use of auto-injectable epinephrine.
  • The first dose of RAGWITEK must be taken in the doctor’s office. After taking the first tablet, you will be watched for at least 30 minutes for symptoms of a serious allergic reaction.
  • You should tell your doctor if you are taking or have recently taken any other medicines, including medicines obtained without a prescription and herbal supplements. Keep a list of them and show it to your doctor and pharmacist each time you get a new supply of RAGWITEK. Ask your doctor or pharmacist for advice before taking RAGWITEK.
  • Stop RAGWITEK and contact your doctor if you have any of the following after taking RAGWITEK: Any type of a serious allergic reaction; throat tightness that worsens or swelling of the tongue or throat that causes trouble speaking, breathing or swallowing; asthma or any other breathing condition that gets worse or heartburn, difficulty swallowing, pain with swallowing, or chest pain that does not go away or worsens. Also stop taking RAGWITEK following mouth surgery procedures (such as tooth removal) or if you develop any mouth infections, ulcers or cuts in the mouth or throat.
  • The most commonly reported side effects were itching of the mouth, lips, or tongue, swelling under the tongue, or throat irritation. These side effects, by themselves, were not dangerous or life-threatening.
  • Your doctor may decide that RAGWITEK is not the best treatment for you if you have asthma; plan to become pregnant or are breast-feeding; are unable or unwilling to administer epinephrine; or are taking certain medicines, including other allergen immunotherapy.

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.