Everyone seems to be doing all they can for your brother. The only ingredient that is not being utilized is having your brother see a therapist...someone to talk to on a
regularRegular insulin basis...who can help him deal with the
blockedBlocked tear duct emotions and fears that undoubtedly were generated by the trauma with your father.
Medications help, but they are not the answer. Also, keeping him in a work situation is crucial to his recovery.
If a therapist is not available in Turkey for him, he might, if he speaks English, try online therapy. He can get started by using the Mastering Stress program(above).
As I became an adolescent, the OCD just went away. It was replaced in short order by depression, so I don't know what happened, but it did just go away. OCD is bad. It's really bad. Maybe even worse than depression. Maybe. It can really be torturous.
When I was in the hospital, there was this kid who had OCD, and I really felt bad for him. I think he was going away to an institution. So, I thought, Wow he must really have a severe case, because many people remain functional.
>why he cannot believe in God but he really does not and so forth<
This reminds me directly of what happened to me. It's like you have a voice in your head that keeps contradicting you. Your thoughts conflict with each other.
I think he should do talk therapy, though. Not just meds. Because they're overrated. He needs to talk with a professional about what happened to him. A professional would try to get him out of the cycle. It's hard to find good people though.
Best of luck.