PREVASC-OMEGA; Prevention of asthma in children at high risk of developing asthma

INTERVENTION: Advisory intervention on reducing exposure to: Allergen exposure (house dust mite, cat and dog allergens); Food allergens by exclusively breastfeeding for a period of 6 months or if not possible feeding the child with hypo‐allergenic formula, introducing solids until 6 months; Environmental tobacco smoke (parents stop smoking). Control group: usual care. CONDITION: ; Asthma ; ; PRIMARY OUTCOME: Current Asthma 6 yrs as measured in lung function laboratory combined with asthma complaints as registered by General Practitioner and/or parents (questionnaires). SECONDARY OUTCOME: Asthma diagnosis by General Practitioner; ; ; asthma symptoms 0‐6yrs (questionnaires); ; ; asthma symptoms 0‐6 yrs (General practitioner); ; ; hospital admission for asthma symptoms; ; ; allergy (as registered by parents, general practitioner, IgE measurements project). INCLUSION CRITERIA: General practitioners, midwives and gynaecologists were instructed to check the INCLUSION CRITERIA: 1. Pregnant women <7months gestational age; 2. Unborn child at high risk of developing asthma on grounds of familial predisposition first degree; 3. Living in study region.