Inclusion Criteria:  Age >16 years old with minor trauma and discharged with an analgesic treatment. Included patients should have regular access to a mobile phone ,were able to interact with SMS or could do so with help of a relative. Patients who accepted to participate to the study. No contraindication to analgesic medication  Exclusion Criteria:  Swallowing disorder or inability to swallow. Unsuitable for follow-up.