You said..." leave the blub UVB 5.0 13w at night , and in day time i turn on the 50w UVB 3.0 for warming"...there should be no lights on at night. There should be appropriate UVB light and an white light producing incandescent household bulb that produces the appropriate temperature on during the day for heat.
Try dripping water on his nose at the rate of one or two drips per second on the end of his nose and when his mouth is opening and shutting to drink out a little bit of calcium in his mouth at a time so he won't aspirate it.
Try dripping water on his nose at the rate of one or two drips per second on the end of his nose and when his mouth is opening and shutting to drink out a little bit of calcium in his mouth at a time so he won't aspirate it.