Relative Bioavailability Trial of L-Praziquantel in Healthy Volunteers

Subjects will receive a single oral dose of MSC2499550A formulation at 20 mg/kg dispersed in water under fed condition in one of the intervention periods. There will be a wash-out period of at least 7 days between each intervention period.

Subjects will receive a single oral dose of current PZQ formulation (Cysticide®) at 40 mg/kg with water, under fed condition in one of the intervention periods. There will be a wash-out period of at least 7 days between each of the intervention period.

Subjects will receive a single oral dose of MSC2499550A formulation at 10 mg/kg dispersed in water under fed condition in one of the intervention periods. There will be a wash-out period of at least 7 days between each of the intervention period.

Subjects will receive a single oral dose of MSC2499550A formulation at 30 mg/kg dispersed in water under fed condition in one of the intervention periods. There will be a wash-out period of at least 7 days between each of the intervention period.

Subjects will receive a single oral dose of MSC2499550A formulation at 20 mg/kg dispersed in water in fasted condition in one of the intervention periods. There will be a wash-out period of at least 7 days between each of the intervention period.

Subjects will receive a single oral dose of MSC2499550A formulation at 20 mg/kg directly disintegrated in the mouth without water under fed conditions in one of the intervention periods. There will be a wash-out period of at least 7 days between each of the intervention period.