hi,my 30 yrs old sister who had separated from her husband 6 yrs back and living single,has been suffering from irritation of both breast for last one year,which usually become less irritating during winter season.she consulted a doctor one year back for the same reason but the doctor related this problem to her irregular menstrual cycles which was co incidentally happening for the first time the and suggested her a medicine called OVERALL-L.she had continued that medicine for 4 consecutive months then.the periods started on time since and the irritation was subsided a little.but presently for last few weeks she is suffering from same severe irritation without any menstrual delays and for last two days a single drop of whitish discharge had come from her right nipple,one drop each day.what should she do now please suggest.my father had got NHL and he died 4 yrs.back.