Aldosterone antagonist
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In pharmacology, aldosterone antagonists are "compounds which inhibit or antagonize the biosynthesis or actions of aldosterone."[1] Their actions affect the larger renin-angiotensin system.
Availability
| Drug | Size | Cost per 90 pills |
|---|---|---|
| Eplerenone (Inspra brand) | 50 mg | $405.09 |
| Eplerenone (generic) | 50 mg | $275.99 |
| Spironolactone (Aldactone brand) | 25 mg | $96.97 |
| Spironolactone (generic) | 25 mg | $29.97 |
- Canrenone
- Drospirenone
- Eplerenone. Compared to spironolactone, eplerenone is eplerenone is more selective the mineralocorticoid receptor than than androgen and progesterone receptors.[2]
- Spironolactone
Uses
- Ascites
- Chronic kidney disease[3]
- Hirsutism[4]
- Hypertension
- Prevention of hypokalemia caused by thiazide diuretic therapy
Heart failure
| Trial | Patients | Intervention | Comparison | Outcome | Results | Hyperkalemia | ||
|---|---|---|---|---|---|---|---|---|
| Intervention | Control | |||||||
| EMPHASIS-HF[5] 2010 |
cell | eplerenone up to 50 mg/day | Placebo | cell | cell | cell | cell | > 5.5 meq/dl = 11.8% mean potassium increase = 0.16 mmol/L |
| EPHESUS[2] 2003 |
6642 patients • ≤ 2 weeks after myocardial infarction • ≤ 40 percent ejection fraction |
eplerenone up to 50 mg/day | Placebo | mortality at 24 months | 14% | 17% | P=0.008 | |
| RALES[6] 1999 |
cell | spironolactone 25 mg/day | Placebo | cell | cell | cell | cell | "Serious hyperkalemia" = 2% median potassium increase = 0.30 mmol/L |
Side effects
References
- ↑ Anonymous (2024), Aldosterone antagonist (English). Medical Subject Headings. U.S. National Library of Medicine.
- ↑ 2.0 2.1 Pitt B, Remme W, Zannad F, Neaton J, Martinez F, Roniker B et al. (2003). "Eplerenone, a selective aldosterone blocker, in patients with left ventricular dysfunction after myocardial infarction.". N Engl J Med 348 (14): 1309-21. DOI:10.1056/NEJMoa030207. PMID 12668699. Research Blogging. Review in: J Fam Pract. 2003 Aug;52(8):598-9 Review in: ACP J Club. 2003 Sep-Oct;139(2):32
- ↑ Navaneethan SD, Nigwekar SU, Sehgal AR, Strippoli GF (2009). "Aldosterone antagonists for preventing the progression of chronic kidney disease.". Cochrane Database Syst Rev (3): CD007004. DOI:10.1002/14651858.CD007004.pub2. PMID 19588415. Research Blogging.
- ↑ Brown J, Farquhar C, Lee O, Toomath R, Jepson RG (2009). "Spironolactone versus placebo or in combination with steroids for hirsutism and/or acne.". Cochrane Database Syst Rev (2): CD000194. DOI:10.1002/14651858.CD000194.pub2. PMID 19370553. Research Blogging.
- ↑ Zannad F, McMurray JJ, Krum H, van Veldhuisen DJ, Swedberg K, Shi H et al. (2011). "Eplerenone in patients with systolic heart failure and mild symptoms.". N Engl J Med 364 (1): 11-21. DOI:10.1056/NEJMoa1009492. PMID 21073363. Research Blogging.
- ↑ Pitt B, Zannad F, Remme WJ, Cody R, Castaigne A, Perez A et al. (1999). "The effect of spironolactone on morbidity and mortality in patients with severe heart failure. Randomized Aldactone Evaluation Study Investigators.". N Engl J Med 341 (10): 709-17. DOI:10.1056/NEJM199909023411001. PMID 10471456. Research Blogging.