Multi-food oral immunotherapy (OIT) involves treating individuals allergic to multiple foods by simultaneously introducing small, controlled amounts of each allergen to build tolerance. According to Dr. Hugh H. Windom’s article, “A Practical Focus on Multi-Food Oral Immunotherapy,” this approach is both safe and effective, comparable to single-food OIT.
Studies have demonstrated that multi-food OIT has similar reaction rates, time to maintenance dose achievement, and success rates as single-food OIT. Typically, patients reach maintenance within 6–8 months, regardless of whether they are undergoing single or multi-food therapy. The protocols for both approaches are essentially the same, allowing clinics experienced in single-food OIT to transition smoothly to multi-food OIT.
Combining multiple food allergens into a single OIT course offers significant time and financial benefits over sequential single-food treatments. This method is particularly advantageous for patients with allergies to several foods, enabling them to address their allergies more efficiently.
Dr. Windom’s article supports the safety and efficacy of multi-food OIT, suggesting it as a viable option for patients with multiple food allergies. However, it’s essential for patients to consult with their allergists to determine the most appropriate treatment plan based on their specific circumstances.
Reference
Windom HH. A practical focus on multi-food oral immunotherapy. J Food Allergy. 2022 Jul 1;4(2):158-161. doi: 10.2500/jfa.2022.4.220025. eCollection 2022 Jul. PMID: 39021848
https://youtu.be/sgWmA-NGRjQ
