Drug General Information (ID: DDIS7ADK4H)
  Drug Name Penicillamine Drug Info Probenecid Drug Info
  Drug Type Small molecule Small molecule
  Therapeutic Class Antidotes Uricosuric Agents
  Structure

 Mechanism of Penicillamine-Probenecid Interaction (Severity Level: Moderate)
     Decreased renal excretion (Unspecific) Click to Show/Hide Mechanism Graph
      Drug Name Penicillamine Probenecid
      Mechanism Penicillamine Interference with penicillamine metabolite elimination
      Key Mechanism Factor 1
Factor Name Pharmacokinetics
Factor Description Alters the excretion of the drug, resulting in changes in the plasma concentration of the drug and affecting the pharmacological effects.
      Mechanism Description
  • Decreased renal excretion of Penicillamine caused by Probenecid 

Recommended Action
      Management Concomitant use should be avoided in cystinuric patients.

References
1 Yu T-F, Roboz J, Johnson S, Kaung C "Studies on the metabolism of D-penicillamine and its interaction with probenecid in cystinuria and rheumatoid arthritis." J Rheumatol 11 (1984): 467-70. [PMID: 6481720]