" To paraphrase, I would say: "I want to eliminate that tick which is been biting me all day." I would not say: "I have to be free from that tick." And that's why I would use "rid of" with a chilly, as an alternative to "free" (no matter irrespective https://ecograntscheme.health.blog/2024/09/13/4-steps-to-apply-for-government-grant-for-solar-panels/