Private Allergy Clinic for Children and Young People
Private Practice of Dr Mich Lajeunesse. Holistic Allergy Care for Children and Young People (Ages 0-25)
who we are
Private Allergy Clinic
Dr. Lajeunesse is a paediatric allergist and immunologist with extensive experience managing food allergies, childhood asthma, eczema, and hay fever. Taking a holistic approach, he works to provide clear diagnoses and tailored treatment plans, helping families take charge of their child’s allergies. Dr. Lajeunesse understands the challenges families face, including the fear of severe allergic reactions, and offers expert guidance to help navigate these concerns with confidence.
what we do
Comprehensive care
We provide comprehensive care for a wide range of allergic and immunological conditions. Dr. Mich Erlewyn-Lajeunesse takes a holistic and expert approach, ensuring that children and their families receive accurate diagnoses, personalised treatment plans, and the support they need to manage their allergies confidently. Testing is simple, and we can often provide same-day results.
Why choose us
Our team of specialists is dedicated to providing personalised solutions tailored to your unique requirements.
Medical Expertise
Accredited Centre
Clinical Specialists
Children Centered
Conditions we treat
We provide comprehensive care for a wide range of allergic and immunological conditions

Asthma
Asthma in children can range from persistent coughing to severe attacks. Our clinic can help navigate these concerns with lung function tests, inflammatory gas measurements, and tailored treatment plans.
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Eczema
We provide testing and practical advice to help manage symptoms, like environmental changes and tailored skincare strategies, to improve your child’s quality of life.
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Food allergies
Food allergies can range from mild to severe. Identifying what your child is allergic to is crucial for avoiding triggers and preventing future reactions.
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Hay fever
Hay fever can impact sleep, concentration, and general well-being. We offer desensitisation immunotherapy, a long-term solution to reduce symptoms by gradually increasing exposure to allergens like pollen.
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What our clients say
The treatment provided was first class and every single staff member was so helpful and kind to both our daughter and ourselves throughout every stage of the treatment, Our daughter has completed her treatment and is now consuming two M&Ms daily which has completely transformed her life and ours. I only hope more parents avail of this treatment that can completely change a child’s life, I cannot speak highly enough of all the team members at Allergy Healthcare.
Nigel
Communication, knowledge, experience of the team and responsiveness. 10 on all levels for our experience and we now feel our daughter has the tools to navigate her way through life when she leaves our supervision.
Sam
The care and expertise at allergy healthcare was excellent. I cannot recommend them enough. Throughout my daughters treatment they were supportive and encouraging going above and beyond to support us.
Helen
Dr Mich is fantastic! Great with my son and explained everything about his condition in detail. He is extremely knowledgeable and put us all at ease. Highly recommended.
Sophie
Mich, Helen and the team were excellent in my son’s Palforzia journey. They were competent, thorough and considered throughout. Their knowledgable confidence rubbed off on my allergic son and we felt safe and supported. We felt welcome and cared for.
Suzy
Need advice and can’t get to your GP?
You don’t need a GP referral, contact us directly.
Contact us
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Where to find us
Outpatient Clinic
-
Spire Southampton Hospital Chalybeate Close
Hampshire SO16 6UY - Opening Times Mon & Thurs mornings
The Peanut immunotherapy Clinic
-
Southampton General Hospital Tremona Road
Hampshire SO16 6YD - Opening Times - Saturday mornings
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How did we do?
We welcome all feedback that helps us to improve our services and provide the highest standards of care and treatment.