Cytoxan Drug Interactions

Medicines like rifamycin antibiotics and certain anticonvulsants can potentially cause drug interactions with Cytoxan. These interactions can alter the levels of some medicines in your blood -- and it may be necessary for your healthcare provider to adjust your dosages. Other medicines that may cause Cytoxan drug interactions can include anthracycline chemotherapy medications and "live" vaccinations.

 

An Overview of Cytoxan Drug Interactions

Cytoxan® (cyclophosphamide) can potentially interact with certain other medications. Some of these medicines that may lead to Cytoxan interactions include:
 
  • Anthracycline chemotherapy medications, including:

 

 

  • Certain anticonvulsants, including:

 

 

  • "Live" vaccinations, including:

 

 

  • Rifamycin antibiotics, including rifabutin (Mycobutin®), rifampin (Rifadin®), and rifapentine (Priftin®).
     
(Cytoxan Drug Interactions Continued: Page 2)
Written by/reviewed by: Kristi Monson, PharmD; Arthur Schoenstadt, MD
Last reviewed by: Kristi Monson, PharmD;