<prompt> Citrovorum factor is given along with all the drugs exceptMethotrexatePemetrexedPyrimethamineCytosine arabinoside  <response>: Citrovorum factor or rescue factor or folinic acid -active form of folic acid is given along with antifolate drugs like Methotrexate, pemetrexed,pyrimethamine, cotrimoxazole,5 fluorouracil.Ref: Tripati 6thed.Pg : 592 