Your doctor will go over all your post-operative instructions with you after the procedure. These will include: Avoid exercise or strenuous activity Do not disturb the surgical site Do not brush the site for at least 3 days Eat soft foods for the first two days Avoid using straws or carbonated beverages for 3 days These are just general guidelines for post-operative bone graft instructions. Make sure to follow your doctor's advice for instructions specifically tailored to your case.