Not sure if this works, but they say it does
primecoral.com
www.reef2reef.com
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Prime Coral STOP RTN
Prime Coral Stop RTN is a complete coral dip used to treat common coral parasites. It is the only treatment effective against RTN, STN, and Coral Bleaching parasites; acropora eating flatworms, mon…
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Prime Coral Stop RTN dip
Anyone ever use this stuff before? Apparently it stops RTN and STN on SPS.
![www.reef2reef.com](https://www.reef2reef.com/data/assets/logo/clownfav.png)