Sorry i dont know what treatments are available in NZ but if you haven't already then turn the heat up to 30dgc and add aquarium salt at a dose of one teaspoon per 5 gallons,a good local fish shop will be able to tell you which medication to use.
As mentioned before rams are a very sensitive fish and very few last long
,they were one of the first fish we had when we first started fish keeping but after a few attempts at keeping them decided to leave them as not one lived any longer than 6 months.I think that if you really want to keep these fish it would be best done in a largish (at least 30g) species tank with just rams and a lot of attention paid to getting the water conditions perfect for them.
As mentioned before rams are a very sensitive fish and very few last long
,they were one of the first fish we had when we first started fish keeping but after a few attempts at keeping them decided to leave them as not one lived any longer than 6 months.I think that if you really want to keep these fish it would be best done in a largish (at least 30g) species tank with just rams and a lot of attention paid to getting the water conditions perfect for them.

) It seemed to be working so I stuck with it and he is spotless and healthy now. I will contine to does for a few days to kill any remaining traces of it. I always wondered what the difference between table salt and sea salt was, apart from one is from salt deposits and other from the sea. Although I did go diving today and found a rather interesting rock, which I rinsed and put in so that might put a bit of salt in the water ( I hope it doesn't hurt, well shoudn't) . I also have a larger tank but my parents won't let me set it up because they say that the one I have got setup (9gal) is fine, when they could have a (20gal) O well g2g, Carey