Camptosar (irinotecan) is used to treat colon and lung cancer. Camptosar is a topoisomerase inhibitor, which works by stopping or slowing down the growth of cancer cells. Camptosar is avalible as a 5ml and 5ml vial. It is avalilabe in generic and brand versions. It may be covered by most Medicare and insurance plans.
With the Patient Assistance Program from Pfizer, you can receive your medication at no cost.