ArticleClinical autonomic research : official journal of the Clinical Autonomic Research Society2025
Haemodynamic effects of fludrocortisone and midodrine in patients with symptoms due to hypotension.
Article in Clinical autonomic research : official journal of the Clinical Autonomic Research Society, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.
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Who cites it
3 citing papers in PubMed.
- Vasovagal syncope: the role of 24 h ambulatory blood pressure monitoring.European heart journal supplements : journal of the European Society of Cardiology · 2026Article
- Pediatric reflex syncope: updated insights and future directions.European journal of pediatrics · 2026Review
- Diagnostic yield of nitroglycerin-potentiated head-up tilt test in a pediatric population with suspected reflex syncope.Clinical autonomic research : official journal of the Clinical Autonomic Research Society · 2025Article
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Authors and funding
13 authors.
Funding
Abstract
aimThe study aimed to assess the haemodynamic effects of fludrocortisone and midodrine, alone or combined, in patients with recurrent syncope and/or symptoms due to hypotension and ≥ 1 daytime systolic blood pressure (SBP) drop < 90 mmHg or ≥ 2 daytime SBP drops < 100 mmHg recorded by 24-h ambulatory blood pressure monitoring (ABPM1).
methodA total of 53 patients (mean age, 40.9 ± 18.5 years, 37 female) were treated with fludrocortisone (0.05-0.2 mg per day) and/or midodrine (2.5-10 mg two or three times per day). A second ABPM (ABPM2) was performed within 6 months and the results of ABPM1 AND ABPM2 were compared to assess the effects of BP-rising drugs.
resultsIn 32 patients assigned to fludrocortisone, 24-h SBP increased from 107.1 ± 9.9 mmHg to 116.3 ± 14.9 (p = 0.0001), the number of daily SBP drops < 90 mmHg decreased by 73% (p = 0.0001) and that of drops < 100 mmHg decreased by 41% (p = 0.0005). In 14 patients assigned to midodrine, 24-h SBP increased from 112.7 ± 7.4 mmHg to 115.0 ± 9.1 (p = 0.12), the number of daily SBP drops < 90 mmHg decreased by 52% (p = 0.04) and that of drops < 100 mmHg decreased by 34% (p = 0.007). In the seven patients taking both fludrocortisone and midodrine, 24-h SBP increased from 110.1 ± 11.5 mmHg to 114.0 ± 12.4 (p = 0.002), the number of daily SBP drops < 90 mmHg decreased by 69% (p = 0.22) and that of drops < 100 mmHg decreased by 44% (p = 0.04).
conclusionsBoth fludrocortisone and midodrine effectively increased 24-h SBP and reduced SBP drops on ABPM but fludrocortisone seemed to be more effective than midodrine. Further randomised studies are needed to confirm these observations.
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