Prolongation of Normotest Clotting Times in Rats on the Pill

Thromb Haemost 1980; 43(01): 073
DOI: 10.1055/s-0038-1650021

Letter to the Editor

Schattauer GmbH Stuttgart

Authors

M C Roncaglioni

Laboratory for Haemostasis and Thrombosis Research, Instituto di Ricerche Farmacologiche "Mario Negri", Via Eritrea, 62, 20157 Milan, Italy
J Pangrazzi

Laboratory for Haemostasis and Thrombosis Research, Instituto di Ricerche Farmacologiche "Mario Negri", Via Eritrea, 62, 20157 Milan, Italy
M B Donati

Laboratory for Haemostasis and Thrombosis Research, Instituto di Ricerche Farmacologiche "Mario Negri", Via Eritrea, 62, 20157 Milan, Italy

References
1 Hart JE, Loscombe SM, Hall DE, Park DV. The effect of oestrogens on blood clotting in the rat. Thromb Haemostas 1979; 42: 1069-1070
2 De Teresa E, Vera A, Ortigosa J, Alonso PulponL, Puento ArusA, de Artaza M. Interaction between anticoagulants and contraceptives: an unsuspected finding. Br Med J 1979; 2: 1260-1261
3 Roncaglioni MC, Di Minno GC, Reyers I, de Gaetano G, Donati MB. Increased prostacyclin-like activity in vascular tissues from rats on long-term treatment with an oestrogen-progestagen combination. Thromb Res 1979; 14: 793-797