40 days before I have throat infection then I took azithromycin and nimsaid p tab. After 3 days mucus is produced constantly in throat which am nit able to spit out I swallow it .then I went Dr. He gave me tab doxycycline, ivermectin.azithromycin. Dolo.but my mucus in throat I always try to clear it then again visit Dr. he gave me tab truleco mt .but still mucus in my throat and I always try to clear it at night and morning I feel chest in mucus.