Drug General Information (ID: DDI4GA5ZOF)
  Drug Name Epoprostenol Drug Info Licorice Drug Info
  Drug Type Small molecule Natural product
  Therapeutic Class Antihypertensive Agents Herbal Products
  Structure

 Mechanism of Epoprostenol-Licorice Interaction (Severity Level: Moderate)
     Antagonize the effect of antihypertensive agents Click to Show/Hide Mechanism Graph
Could Not Find 2D Structure
      Drug Name Epoprostenol Licorice
      Mechanism Antihypertensive agent
Prostacyclin receptor  Agonist
Hypertensive effects
Mineralocorticoid and renin-suppressing effects 
      Key Mechanism Factor 1
Factor Name Prostacyclin receptor
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Structure Sequence
MADSCRNLTYVRGSVGPATSTLMFVAGVVGNGLALGILSARRPARPSAFAVLVTGLAATDLLGTSFLSPAVFVAYARNSSLLGLARGGPALCDAFAFAMTFFGLASMLILFAMAVERCLALSHPYLYAQLDGPRCARLALPAIYAFCVLFCALPLLGLGQHQQYCPGSWCFLRMRWAQPGGAAFSLAYAGLVALLVAAIFLCNGSVTLSLCRMYRQQKRHQGSLGPRPRTGEDEVDHLILLALMTVVMAVCSLPLTIRCFTQAVAPDSSSEMGDLLAFRFYAFNPILDPWVFILFRKAVFQRLKLWVCCLCLGPAHGDSQTPLSQLASGRRDPRAPSAPVGKEGSCVPLSAWGEGQVEPLPPTQQSSGSAVGTSSKAEASVACSLC
Gene Name PTGIR
Uniprot ID PI2R_HUMAN
KEGG Pathway hsa:5739
Protein Family G-protein coupled receptor 1 family
Protein Function
Receptor for prostacyclin (prostaglandin I2 or PGI2). The activity of this receptor is mediated by G(s) proteins which activate adenylate cyclase.
    Click to Show/Hide
      Mechanism Description
  • Antagonize the effect of Epoprostenol when combined with Licorice 

Recommended Action
      Management Patients receiving antihypertensive therapy should avoid or limit the consumption of licorice-containing products. Even relatively moderate doses of licorice may be problematic in susceptible patients when ingested regularly for prolonged periods.

References
1 Stewart PM, Wallace AM, Valentino R, Burt D, Shackleton CH, Edwards CR "Mineralocorticoid activity of liquorice: 11-beta-hydroxysteroid dehydrogenase deficiency comes of age." Lancet 2 (1987): 821-4. [PMID: 2889032]
2 Cumming AM "Metabolic effects of licorice." Br Med J 1 (1977): 906
3 Epstein MT, Espiner EA, Donald RA, Hughes H "Effect of eating liquorice on the renin-angiotensin aldosterone axis in normal subjects." Br Med J 1 (1977): 488-90