Filou says thank you for all the good wishes. He just sat on top of the piano and played with his feather wand.
I slowly begin to sleep better again. He scared us so much I justn't couldn't start a thread
Now he is better than he was 4 weeks ago. He is for sure our miracle boy.

@Randi- yes it is Royal Canin Renal- he loved it consistently. Even Tigris loved it, he thought it was treats And the liver stuff is called Tubicat- but I think it is a German brand. It is new and in the shop where I buy it they say many people found out that it is purrfect if you have to give pills or entice kitties who don't eat.