Reference: Fataawa Ramadhaan – Volume 2, Page 458, Fatwa No.390
Majmoo’ Fataawa libni Baaz – Volume 3, Page 245
Question: Does the excretion of madhee (prostatic fluid) for whatever reason break the fast or not?
Response: The fast does not break as a result of its excretion according to the most correct of the two opinions.