question: Hi Dr. I am a 64 y.o. Female taking Zithromax antibiotics on day 4 - one pill left.  The growth seen in my mouth and throat have decreased (kind of like the round distance colonies spread to cover upper mouth and  Individual colonies we significantly reduced -- until this morning.  There are now new individual colonies forming ( to a lesser extend) in the mouth mostly toward the tonsils with some closer to the mouth.I am also taking  Nortriotyline  for a concussion (headaches daily) 3/30/2017.  ( from a headache specialist in SF).   I still have many symptoms seemingly related more to the infection - very sore throat. red throat, tired Headache ( feels like sinus area).  It always feels like something is stuck just below my throat- Should I wait til tomorrow Sunday & got to urgent care?