I am having nasal and throat congestion over 3 months .Not able to sleep due to sudden loss of breathe.last month one doctor told it is septal deviation and tonsils and had antibio and cured.this month since rain again came.now given azithromicin and policine gargle.is povidone iodine gargle safe to ingest accidentally while gargle since we have only seen ointments.???Also will arithromycin work for tonsils???