It is not safe for you to reuse the dried out contact lenses. Do you know why? It is just because when the contacts get dried, it will become very crisp. There will be much of the tiny wrinkles on the crisp surface of the contacts. They are very small for you to watch by your eyes directly; even you can not discover it. However, they really exist and it will damage your eyes, because of the direct contact of the two things. The dried contact lenses, the sterilizing function will disappear at the same time. As a word, the dried contact lenses will be not suitable for your eyes to wear. If you still continue to wear this lenses, the disease of trachoma, dacryocystitis, keratitis will induced by it. For the sake of your eyes hygiene, please take care of your eyes and never reuse the dried out contact lenses again.