The primary purpose of this study is to learn more about how digoxin is handled by the body,
i.e. absorption, distribution, metabolism and excretion, when administered alone and in
combination with AZD1305. Secondary purposes are to learn more about how AZD1305 is handled
by the body when administered alone and in combination with digoxin and to learn more about
how AZD1305 and digoxin administered alone and in combination affect the body.