I HAD SORE THROAT, EAR SORENESS, DR. GAVE ME ROCEPHRIN INJ AND KEFLEX, IT WENT AWAY AFTER IE 8 DAYS, THT WZ A WEEK AGO, WELL IT IS BACK, I STOPPED TAKING MY HEPHRIN AS A REPT STATES THE MEDS CONFLICT. WILL YOU PLEASEEEEEEE HELP. I CANNOT GET INTO A DR UNTIL MON APPT. I DO NOT HAVE A CREDIT CARD