Patent ID: 7994186

Claim:
A camptothecin-containing pharmaceutical composition comprising: (a) 10 to 40 mg/mL of a camptothecin selected from the group consisting of camptothecin, 10-hydroxycamptothecin, 11-hydroxycamptothecin, 9-methoxycamptothecin, 10-methoxycamptothecin, 11-methoxycamptothecin, and 7-ethyl-10-piperidinopiperidinocarbonyloxycamptothecin, and (b) 1 to 300 mg per 100 mg of component (a) of one or more compounds selected from the group consisting of potassium pyrosulfite, sodium erythorbate, sodium thioglycolate, sodium pyrosulfite, and α-thioglycerin.