I believe so, but I would consult your local pharmacist about it to get a confirmed answer. You can even just call your local pharmacy and ask them and they can provide you with more information.
No. You must not switch pills without doctor's order.
No!
Yes.
ok
No.
You should use Prime or Amquel+ for your fish
I do not know why people think that cats should be fed (like) fish - apart from the fishing cat (that lives in the Amazon), cats would not naturally eat fish. However, this said a little fish in a domestic cats diet will not hurt the cat and a little salmon oil will be OK too. The key word is A LITTLE!.
Yes, it is safe to take the 2 drugs together with no interactions. Sources: Medical Doctor
If the oil level is OK, then either the oil pump or the oil sending unit is bad.
No. Take them the way you are suppose to, do not skip any pills. This is important for a regular cycle.
fish farming, fish-farming. I think either way is ok.
Yes