Effect of eHealth on AB Use of Children With Acute, Uncomplicated URTIs

The goal of this clinical trial is to test the effectiveness of two self-care eHealth applications in parents of children with uncomplicated upper respiratory tract infections (URTIs). The main question it aims to answer is: • What is the effect of a self-management FeverApp and a self-care herbal medicine decision making tool (DMT) on reducing antibiotic use for acute, uncomplicated URTIs, among children in Dutch general practice? Participants will: * Complete an online questionnaire at baseline * Use a self-care eHealth application for ten days (in the intervention groups) * Report symptom severity of the URTI of their child online at day 2, 5 an 7 * Complete an online follow-up questionnaire at day 10 * Collect two stool samples of their child at baseline and at day 10 Researchers will compare three groups to see if the Apps have an effect on recovery time and complications from URTIs, AB use, frequency of GP visits, and diversity of the gut microbiome: * Parents that will use an evidence based fever app additional to standard advices of their GP * Parents that will use an evidence based herbal medicine DMT additional to standard advices of their GP * A control group of parents who will receive just standard advices from their GP,