Arestin may not be covered by insurance due to its classification as a non-essential treatment or exclusion from certain pharmacy plans. Insurance companies assess the cost-effectiveness of treatments before deciding on coverage. Since Arestin is used in periodontal disease treatment, patients may face out-of-pocket costs despite its benefits. Coverage decisions often depend on policy... https://carinsurance-blog.net/why-is-arestin-not-covered-by-insurance/