aha!infoline: free advice for professionals

Do you advise people with allergies, intolerances, respiratory or skin conditions and would like a second opinion? The aha!infoline provides you with fast, independent and practical support.

Who is the advice for?

For healthcare professionals (e.g. doctors, medical practice assistants, nursing staff), pharmacies, as well as people working in educational or care settings as well as other professionals who advise individuals with allergies, intolerances, respiratory or skin conditions.

What the aha!infoline offers you

  • Professional assessment of questions and cases from your daily practice
  • Triage and safety: when is self-managementsufficient and when should a doctor or specialist be consulted
  • Communication support: explaining clearly, addressing uncertainties, and clarifying next steps
  • Reliable information and appropriate support options that can be passed on to affected individuals

Our areas of expertise

Our team of experts specialises in various topics, including:

  • Pollen allergy
  • House dust mite, animal dander, or mould allergy
  • Allergic asthma
  • Food allergies
  • Intolerances (e.g. lactose, fructose, histamine)
  • Insect venom allergy
  • Contact allergies (e.g. nickel, fragrances, cosmetics)
  • Urticaria (hives)
  • Eczema (e.g. atopic eczema / atopic dermatitis, hand eczema)
  • Drug allergy
  • Severe allergic reactions (anaphylaxis)
  • Light reactions / “sun allergy”

 Our expert team does not provide medical diagnoses. In case of an acute emergency, call the emergency number 144.

How to reach us

Symbolic image: telephone

Telephone consultation

031 359 90 50
Tuesday to Friday, 8:30–12:00
  Call now

Symbolic image: Envelope with an @ symbol (email)

Email consultation

Reply within 2 working days
  Send a message


Continuing education and lectures

In addition to individual case consultations, we offer continuing education and lectures for healthcare professionals, educational care staff, pharmacies, and other organisations and target groups. More information under Offers for professionals

Frequently asked questions

No. The consultation is free of charge, whether you call or write to us. Our service is financed through private donations and public contributions.

You will receive advice from our experienced professionals who specialise in allergies, intolerances, respiratory and skin conditions.

Marie-Hélène Corajod

Marie-Hélène Corajod

BSc in Life Sciences (Consumer Sciences and Marketing)
MSc Food, Nutrition and Health

Hartmann Sonja

Sonja Hartmann

Nurse HF
NDS Nursing Care Advice

Perrin Héloïse

Héloïse Perrin

Project management and support
Specialist services

Ramseier Nadia

Nadia Ramseier

BSc BFH in nutrition and dietetics
CAS Digital Learning

Ravazzolo Bettina

Bettina Ravazzolo

Nurse HF
MAS Health Promotion and Disease Prevention

Alexandra van Steenkiste

Alexandra van Steenkiste

BSc BFH in nutrition and dietetics
CAS Food Allergies and Intolerances

By telephone, we provide advice in German and French. In writing, we respond in all languages and use translation tools if needed.

Yes, we treat your information confidentially. To process your request and for statistical purposes, we generally collect contact details. More information can be found in our privacy policy.

This varies greatly: sometimes 5 minutes are enough, sometimes it takes longer.