A 35-year-old woman presents with episodic unilateral throbbing headache associated with nausea, photophobia and phonophobia. Neurological examination is normal. She has 2-3 attacks per month. Which is the most appropriate acute treatment?AOral triptan with Paracetamol or NSAID at onset of severe attacksBDaily beta blocker prophylaxis onlyCOpioid analgesia as first-lineDHigh-dose Prednisolone at onsetENo pharmacological therapy; reassurance onlyCheck my answer