Unfortunately I am pretty new to the hobby as well and am not sure about ALL the terminology yet, so I don't know what Farm Raised could mean. I'm sorry to hear that you have to deal with this sort of service. It's never fun to be jerked around.
That's good that there is no cloudiness. Just try to leave him alone until it's time to apply the medicine, give him a quick once over and put him back in the tank as quickly as possible. try to do this at night after he wakes up on his own, you shouldn't be waking him up forcefully, especially during the day.