Hi @franw, welcome to Mayo Clinic Connect. Do you or your provider know the cause of your symptoms? If the anti-fungal isn't working, perhaps that rules out that cause. As this article points out, there are several possible causes:
- What Causes Orange Tongue and How Is It Treated? https://www.healthline.com/health/dental-and-oral-health/orange-tongue

Do you have a follow-up appointment scheduled with your doctor?