PHARMACEUTICAL COMPOSITIONS OF [5(S)-(2'-HYDROXYETHOXY)-20(S)-CAMPTOTHECIN

摘要

There is provided a powder composition for use in a pharmaceutical product, the composition including a) 5(S)-(2′-hydroxyethoxy)-20(S)-CPT; at least one cyclodextrin; wherein 5(S)-(2′-hydroxyethoxy)-20(S)-CPT includes less than 5% of 5(R)-(2′-hydroxyethoxy)-20(S)-CPT. Preferably, in the powder composition, 5(S)-(2′-hydroxyethoxy)-20(S)-CPT is substantially free from said 5(R)-(2′-hydroxyethoxy)-20(S)-CPT.