I am suffering from a sore throat for the last 3 weeks and am having difficulty speaking and get breathless. I saw a doctor yesterday and he prescribed me zenflox plus. I took 2 tablets, but have had terrible side effects like dizziness, headache, and weakness, and just feel lethargic. should I continue to take the tablets. Age 68, height 5 5 , weight 75 kgs. Suffer from hypothyrodism and hypertension for which I am taking tablets thyroxine 100mcg and Amlodipine 5mg