There can be other organisms which cause sore throat
, or you have taken Amoxicillin
for less than 10 days (this is the course duration).
Green mucus suggests there can be other organisms (other than strept.)
You must consult an ENT specialist
. and get investigated like send culture and sensitivity of the mucus to know the organism and the antibiotic which can be used against it.
You should take antibiotics ,decongestant oral and topical in nose.
Get well soon.