Suggest Treatment For Lack Of Concentration, Depression And Suicidal Thoughts

I have following symptomsDifficulty concentrating, remembering details, and making decisions Fatigue and decreased energy Feelings of guilt, worthlessness, and/or helplessness Feelings of hopelessness and/or pessimism Insomnia, early-morning wakefulness, or excessive sleeping Irritability, restlessness Loss of interest in activities or hobbies once pleasurable, including sex Overeating or appetite loss Persistent aches or pains, headaches, cramps, or digestive problems that do not ease even with treatment Persistent sad, anxious, or empty feelings Thoughts of suicide, suicide attempts Please help me