introduction: Pain remains one of the most common reasons of emergency department admission. Opioids are overprescribed in emergency departments to treat severe pain.

objective: assessing the impact of ealy pain pain management on the use of intravenous morphine and on patient satisfaction.

Inclusion Criteria:

• over 18 years of age
• a visual analog scale (VAS) equal to or higher than 30/100 ,
• having given consent to participation
• No contraindications to products used in the course of the study.

Exclusion Criteria:

• having a vital distress that does not allow an adequate assessment of the intensity of the pain
• an inability to assess pain intensity according to the VAS,
• swallowing disorders or inability , or a contraindication or an allergy to the treatments used.