Itchey beak purple in color

by dave
(lancaster pa)

my 20 year old female double yellow head is extremely hormonal. will not eat. scratches her beak franticly on the cage and the beak is more purple than sand colored. took her for blood test it was fine.elevated calciem. she only will eat things that are not goo for her. this happens every spring. she is in the same room with other birds. 1-male blue front 1 male double yellow front 1-female blue crown conure 1-female eclectus. she is generlly fed roudy bush and fresh fruit and veggies. when she gets like this she wont eat anything but meat cookies cakes buttered vegies ect. she is on cipro medicam milk thistle and diluted gatorade as per my vet. he even had me come in to give her a hormone shot to knock it out. nothings working can you help. she was 635 grams before this happened this year last week and is now down to 595 grams. i cant keep feeding her peperoni chicken buttered vegies ect.