Det svin, der skal behandles, skal vejes, og den mængde foder, svinet sandsynligvis vil indtage, skal estimeres ud fra det daglige foderindtag svarende til 5% af legemsvægten.
The pig to be treated should be weighed and the amount of feed that the pig is likely to consume should be estimated, based on a daily feed intake equivalent to 5% of bodyweight.