Dr. Sonia Cajigal - St. Louis Family Allergy

St. Louis Family Allergy is a conventional allergy and immunology practice in St. Peters, Missouri, led by Dr. Sonia Cajigal, MD, a board-certified allergist and immunologist. Dr. Cajigal is a St. Louis native who has personal experience with allergies and is passionate about providing allergy, asthma, and immunology care to both adult and pediatric patients in the St. Louis area.

The practice addresses a broad range of allergic and chemical-reactive conditions, including some of particular relevance to non-toxic living. Dedicated condition pages cover fragrance allergy, sunscreen allergy, nail polish allergy, toothpaste allergy, chlorine sensitivity, and latex allergy, in addition to standard inhalant, food, drug, and insect allergies. Skin allergy services include patch testing for contact dermatitis. Treatment options include allergy shots, biologic therapy for asthma, and Quick-LI (intralymphatic immunotherapy), a faster-acting alternative to traditional allergy shots.

All care is provided in person at the St. Peters office. The practice accepts insurance, with a list of accepted plans available on the website. The website does not mention telehealth, functional medicine, environmental toxin assessment, HSA/FSA eligibility, or a free discovery call. Appointments can be scheduled by phone, email, or live chat through the practice website.