Major depression is diagnosed when the following symptoms occurs for at least two weeks: feeling sad, hopeless, worthless, pessimistic, difficulty concentrating, fatigue and lack of energy. In addition, people with major depression often have behavioral changes, such as new eating and sleeping patterns. Major depression is also known as unipolar depression or major depressive disorder and increases a person's risk of suicide. Depression can be treated in a variety of ways, particularly with medication and counseling. Below we provide a list of most popular generic antidepressants available for sale in Singapore and Malaysia