Prenatal Aspirin and Postpartum Vascular Function
Preeclampsia, Microvascular Function
About this trial
This is an interventional basic science trial for Preeclampsia
Eligibility Criteria
Inclusion: 18 years or older, 12 weeks to 5 years postpartum and one of the following: women who had a normal pregnancy and did not use low does aspirin (LDA) during pregnancy, women who had a normal pregnancy and used LDA during pregnancy, women who had preeclampsia and did not use LDA during pregnancy, women who had preeclampsia and used LDA during pregnancy. Exclusion: current daily aspirin use, skin diseases, current tobacco use, diagnosed or suspected hepatic or metabolic disease including chronic kidney disease (CKD) defined as reduced eGFR < 60 mL/min/1.73m2, statin or other cholesterol-lowering medication, current antihypertensive medication, history of hypertension prior to pregnancy, history of gestational diabetes, current pregnancy, body mass index <18.5 kg/m2, allergy to materials used during the experiment.(e.g. latex), known allergies to study drugs.
Sites / Locations
- University of IowaRecruiting
Arms of the Study
Arm 1
Experimental
assessment of microvascular function
The investigators use intradermal microdialysis to deliver acetylcholine, acetylcholine + L-NAME, endothelin-1, endothelin-1 + BQ-788, and endothelin-1 + BQ-123 to the cutaneous microvasculature.