hello,
imform PR and i really need helpon getting a vet for my 3-4month old veilded cham
he is now usually blackcolored and i feed him like 5-7 crikets a day

I don't have any info about vets in Puerto Rico I'm afraid.

But can you post some picture of your cham and your setup?
Also, try answering all the questions that are listed in this sticky: How to ask for help
This information might be enough to allow some of the experienced keepers on here help you with your current problem.

ok thx ill put up somr photos soon

3-4 month old
have 5.0 lighting
5-7 crikets a day
screen cage
spray twice a day
two ficus trees
and hes been usually blacked color and when i take him out of the cage hes lazy dosent run as much ass he used to do
i checked him but dosent have suolen joints or anything like that

What kind of UV lighting do you use and what do you supplement with?

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1.3 veileds and 72 eggs

reptisun 5.0 uvb flou
and i sterted giving him rep cal with d3 , herptivite, stiky thoung farm mineral-0