Feeling depressed😢😧😳

I don't know what to do I feel very depress lately I'm fixing to be 17 weeks tomorrow my husband's out of town for the first time he went out of town for a month I miss him so much I have three kids that's not the same thing as having your husband around I just feel like crying I tell him that I miss him very much but he tries to make me feel better but it's not working I know it it's his job bat what can I do to get my depression up I don't want my baby to fill the filling I'm filling any suggestions?? 😢😧