Depression affects different people in different ways, but most of them experience some combination of the following symptoms: 1  Prolonged sadness or feelings of emptiness. 2  Feelings of helplessness or hopelessness. 3  Feelings of guilt or worthlessness.  Anger and 1  irritability. Restlessness.  Difficulty 1  concentrating. Fatigue.  Changes in sleep patterns.
Diphenhydramine (Benadryl Â® , Sominex Â® , and many other brand names) is an antihistamine that is used for a variety of different purposes. The approved uses may vary, depending on the particular product, and there are also a number of  off-label  uses for diphenhydramine.
I believe that it's Diphenhydramine HCL in a 25Mg dose. Also known as Simply Sleep, it's an OTC sleep aid. ChaCha! [ Source: http://www.chacha.com/question/what-is-a-light-blue-oblong-pill-with-the-numbers-44%26%2345%3B367-on-one-side ].