Non-Healing Ulcer in Mouth

Emergency Warning Signs — Call 112 Immediately

• Sudden or rapidly worsening non-healing ulcer in mouth that does not respond to rest or basic remedies
• Non-Healing Ulcer in Mouth accompanied by chest pain, difficulty breathing, or loss of consciousness
• Non-Healing Ulcer in Mouth following a head injury, accident, or physical trauma
• High fever (above 39 °C / 102 °F) occurring together with the symptom
• Symptoms present in infants, elderly (65+), pregnant women, or those with serious chronic illnesses
• Non-Healing Ulcer in Mouth that has persisted for more than 72 hours without improvement
• New or different symptoms suggesting spread beyond the mouth / oral mucosa
• Confusion, altered consciousness, severe weakness, or inability to speak clearly