Barley Allergenic Extract
Barley Allergenic Extract is a preparation made from barley grain proteins used for diagnosing and treating barley allergies. It is administered to individuals who have demonstrated sensitivity to barley through skin testing or serum IgE testing, and may be used as part of allergen immunotherapy for desensitization. This extract contains the natural allergens found in barley that trigger immune responses in susceptible individuals.
Barley Allergenic Extract is used to diagnose barley allergies and may be used in immunotherapy to desensitize patients to barley allergens.
Key facts at a glance
- RxNorm
- 862453
- Generic
- Barley Allergenic Extract
- Class
- unclassified
- Brands
- —
- Availability
- rx
- Lactation
- unknown
- Routes
- —
- Forms
- solution
- Regions
- US, EU, CN, JP
- Monitoring
- —
This page is for informational purposes only.
Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.
Diagnosis of barley allergy via skin prick or serum testing; allergen immunotherapy (allergy shots) for desensitization to barley in individuals with confirmed barley sensitivity.
Contains purified barley proteins that trigger allergic reactions. In controlled doses during immunotherapy, it stimulates the immune system to produce blocking antibodies and reduce sensitivity over time.
Must be administered by healthcare professionals trained in allergen immunotherapy. Contraindicated in uncontrolled asthma, severe cardiovascular disease, and during beta-blocker therapy. Emergency epinephrine and resuscitation equipment must be available; patients should be monitored for 20-30 minutes after administration due to anaphylaxis risk.
Official drug label
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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 31, 2026. · Read our editorial policy