The uvula piercing is stitched through the uvula in the mouth.
To carry some jewellery doesn´t release a gag reflex, but it makes the stitching worse, which happens with a special 90 degrees bended needle.
The healing mostly proceeds relative quickly and uncomplicated and takes about 2 to 4 weeks. Meanwhile you should waive on alcohol, tobacco and also hot and acidic food.
For jewellery solely a peculiar fine ball closure ring is suited (BCR).