Toenail fungus is unsightly and can lead to painful ingrown nails if left untreated. If you have Diabetes toenail fungus can even be a medical risk. In-office laser treatment is a noninvasive, painless way to eliminate the fungal infection. The treatment is administered during a regular office visit with no anesthesia needed. Two treatments approximately 10 weeks apart are usually all that is needed. There are no side effects and no downtime – patients can get back to their routine immediately after.