Cephalexin comes as a capsule, tablet, and liquid to take by mouth. It is usually taken every 6 hours (four times a day) or every 12 hours (twice a day) for 7 to 10 days. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand.
Unfortunately they cant at all. Avocados are toxic for bearded dragons and will hurt them a great deal if they eat them. This is because it contains too much fat and phosphorus for them to handle. They should be avoided as far bearded dragons are concerned.
1 Presence of oxalates in their diet - food such as Kale and Spinach are high in oxalates and can impair the metabolism of calcium. Find out more about what food bearded dragons can eat.  Bananas should not be fed regularly - bananas are rich in phosporous and too much can create an imbalance with the calcium stores.