swim bladder medication ?

hello it is the first day with my new goldfish and he is swimming funny upside down and floating up sometimes, should i try fasting him for a couple days or what type of medication should help? 

noselessman2021-01-28T18:12:29Z

Try feeding it the inside of peas / shelled peas. 

jean2021-01-28T00:07:21Z

did u use tap water then use a water conditioner to get rid of the fluoride and other toxins in the water? Do u have a filter to keep the water clean.Yes contact the place where u brought the fish

Pearl L2021-01-27T22:55:07Z

i would ask someone at a petstore about it