If you have any of the following symptoms, your condition is considered severe, and you will require urgent medical care.

Please note that this list is non-exhaustive, and your doctor will exercise his own clinical judgement in assessing your condition:

• Chest pain

• Shortness of breath

• Sudden weakness over one side of body, slurring of speech, drooping of the face, severe headache that does not get better with usual pain medication

• Chest palpitations

• Sudden onset of painful, red or swollen limbs

If you have the following symptoms, you should also consult your doctor for further advice:

• Persistent diarrhoea and vomiting/ unable to take fluids

• Fever for ≥3 days