My Daughter Started With Amenorrhoea For 2mnths 3rd Mnth Was

my daughter started with amenorrhoea for 2mnths 3rd mnth was panicking with heavy menstrual periods and clot for a week.ff mnth was bleeding heavily for days and sopped.history of low iron in her blood.37yrs.low iron noted with first baby 2007/noted again in 2014 with 3rd baby,doctors just tell her that her iron is low.im a nurse im panicking suggested iron tablets.