Talk to Ent Specialist on Masses/ Blisters In Throat

My sister has masses in her throat that wont go away, she is suffering from this issue from before previous september and has consulted various doctors, all of them put her on antibiotics mentioned below 1) ciprofloxacin 2) 2 courses of azithromycin 3) 10 tablets klaricid 4) moxiget She also suffers from mild fever and after this last course she has become really weak. Please guide and help.