after discharge from the hospital , 24 patients ( 18 men and 6 women , aged 40 to 69 years ) suffering from spontaneous angina were followed up to 12 months and were alternatively treated during two consecutive 6-month periods with calcium heparin , 12,500 iu by the subcutaneous route , or with placebo by the intramuscular route , in addition to the usual antianginal medications .
C0002962
angina
C1874267
antianginal