Please choose the correct ending to complete the given sentence: Health: [header] How to treat delirium [title] Treat the underlying illness. [step] There are a wide variety of medical problems that can bring on delirium. These can vary between life-threatening illnesses, such as stroke, to simple problems that can be fixed easily, such as a dehydration.

Ending1: In particular, there are infections that cause delirium; infections generally require medical treatment, such as influenza or botulism. But try to help your loved one with these other medical issues and make an appointment with a family doctor if the actual disease is beyond his reach. Ending2: In many cases, once the underlying problem is treated effectively, the delirium clears up on its own. [substeps] Because delirium has so many different underlying causes, one treatment plan will not work for every patient. Ending3: This may include to diagnose delirium, infections in the body, or a cause of the delirium. These conditions will determine what they are used for. Ending4: If the other medical conditions you are interested in treating not only do these conditions make symptoms, but the person can also benefit from treatments such as antidepressants. [substeps] Primary care treatment for delirium is to prepare the individual for help with medications.

Answer format: ending1/ending2/ending3/ending4