Can depression be cured? How long treatment takes and when medication stops

Can depression be cured? The short answer

If you are asking whether depression can be cured, the answer is yes: you can recover fully from depression and get back to your life, your work and your relationships. Depression is one of the mental health conditions that respond best to treatment: the American Psychiatric Association notes that 70% to 90% of people with depression eventually respond to treatment, and the World Health Organization confirms there is effective treatment for mild, moderate and severe depression.

Doctors, though, usually talk about "recovery" rather than a "permanent cure", because in some people depression can come back. A large Swedish study published in 2025 followed more than 9,000 adolescents and adults (up to age 40) who, according to their health records, had improved after a first episode of depression: within five years, it returned in about 49% of the adults and about 46% of the adolescents. Put another way: about half had no new episode recorded in those years.

The practical takeaway: no one can promise that depression will never return, but the right treatment, sticking to the plan and regular follow-up lower that chance and help you spot any new episode early, because you will know its first signs. If you are not yet sure what you are going through, start with the symptoms and signs of depression.

What does recovery mean in psychiatry? Response, remission and relapse

These three terms, which your doctor may use, explain why the treatment plan does not end on the day you feel well:

• Response: your symptoms are clearly easing, even if not all of them have gone. This is not the end of treatment, but a sign that the plan is working.
• Remission (recovery): your symptoms have gone or almost gone, and you are getting through your day normally again. This starts the "staying well" phase that consolidates your improvement, and treatment continues even though you feel fine.
• Relapse: symptoms return after a period of improvement. Early on, it is the same episode coming back; after a long recovery, it is a new episode (often called a recurrence).

A common mistake is confusing response with remission: someone feels better after a few weeks, assumes the illness is over, and stops their medication, their therapy sessions and their follow-up. That is exactly what opens the door to relapse.

How long does depression treatment last? First episode vs recurrent depression

There is no single length of depression treatment that fits everyone, but it follows a known timeline that you can ask your doctor about from your first appointment:

Stage one: until your symptoms improve

The UK's National Health Service (NHS) says antidepressants usually start working within one to two weeks and may take up to eight weeks for their full effect, and that symptoms are expected to start improving within four weeks of starting. The American Psychiatric Association notes that the full benefit may take two to three months. For talking therapy, the NHS says cognitive behavioral therapy (CBT) usually runs for 8 to 16 sessions, and the American Psychiatric Association notes noticeable improvement often within 10 to 15 sessions.

Stage two: staying on treatment once you feel well

This part surprises many people: treatment continues after you feel better. The NHS advises staying on the medication, at the same dose, for at least four to six months after your symptoms have eased, and its antidepressants page says the usual course is at least six months after you feel better. The American Psychiatric Association recommends continuing for six months or more after symptoms improve. Your doctor sets the actual length for your situation.

Recurrent depression: longer treatment and longer follow-up

The World Health Organization describes "recurrent depressive disorder" as a history of at least two depressive episodes. Here your doctor may suggest longer preventive treatment: the American Psychiatric Association notes that people who have had several episodes, or who have a strong family history of depression, may be advised to have long-term maintenance treatment to lower the chance of new episodes. The NHS says people who have had previous episodes of depression may need to stay on medication for a long time, with a medical review at least twice a year to decide whether it is still needed.

Why does medication continue for months after you feel well?

The reason is simple: symptoms going away does not mean the condition is over. Continuing treatment after you improve consolidates your progress and lowers the chance of the episode coming back. Doctors call this stage the "continuation phase": it is part of the treatment, not an optional extra you can skip.

A British trial published in 2021 tested this directly with 478 primary care patients who had had at least two episodes of depression, had taken antidepressants for nine months or more and felt well enough to consider stopping: one group stayed on their medication, the other came off it gradually. After 52 weeks, 39% of those who stayed on medication had relapsed, compared with 56% of those who stopped. Continuing does not prevent relapse completely, but it clearly reduces it, and a large share of those who stopped stayed well. That is why the decision is made with your doctor, based on your situation and how many episodes you have had, not on someone else's experience.

Stopping suddenly is a separate issue. The NHS warns against stopping antidepressants suddenly or without talking to your doctor, and explains that coming off them is done gradually, following an agreed plan, over weeks or months, because stopping suddenly can cause discontinuation symptoms such as headaches, nausea, dizziness, sleep problems, restlessness, feeling emotionally numb, and even feeling low or suicidal. If that happens, contact your doctor straight away.

What raises the risk of depression relapse, and what protects you?

Relapse is not bad luck or a personal failure. It has known risk factors, and some of them are within your control.

Things that raise the risk

• Several previous episodes: the American Psychiatric Association counts people who have had several episodes among those at higher risk, which is why longer preventive treatment may be suggested for them.
• How severe the episode was: in a small 2020 study from Malaysia that followed about 145 people with depression for five years, the risk of recurrence was about five and a half times higher after a severe episode than after a mild or moderate one. As the study was small, this figure is approximate and needs confirming in larger studies.
• A tendency to withdraw and avoid other people: in the same study, higher scores on this tendency were linked to a risk of recurrence about three and a half times higher.
• A strong family history of depression, as the American Psychiatric Association notes.
• Stopping treatment early or on your own, or dropping follow-up as soon as you feel better.
• Alcohol and drugs: the World Health Organization advises avoiding or cutting down on alcohol and not using illicit drugs, as they can make depression worse. If you drink or use drugs alongside depression, tell your doctor so the plan can deal with both; addiction treatment can run alongside psychiatric care.

Things that protect you

• Finishing the whole plan: medication and therapy sessions for the agreed length of time, not just until you first feel better.
• Regular follow-up: check-ups that catch any early warning sign before it grows, and review your medication and how long you need it.
• Therapy sessions: they help you recognize your patterns of thinking and behavior, and leave you with tools to use after treatment ends.
• Staying active: the World Health Organization advises regular exercise and keeping up the activities you used to enjoy.
• Regular sleep and meals: the World Health Organization advises keeping regular sleeping and eating habits as far as possible.
• Staying connected: the World Health Organization advises keeping in touch with family and friends and talking to someone you trust about how you feel.
• A written early-warning plan: agree with your doctor and your family on the signs that an episode may be returning, such as disturbed sleep, withdrawal or loss of interest, and on what you will do as soon as they appear.

Is depression a chronic illness? And can mental illness be cured?

Depression is not necessarily a chronic illness. In the Swedish study above, about half of those who improved after a first episode had no new episode recorded within five years. For others, depression is recurrent or long-lasting and needs ongoing follow-up, like any long-term medical condition.

Many people worry about this needlessly:a long-term condition is not an untreatable one. Someone with high blood pressure or diabetes has check-ups for years, yet lives a full, normal life because their condition is under control. Psychiatry is no different: the World Health Organization confirms there is effective treatment for mild, moderate and severe depression, that psychological treatment is the first option, and that antidepressants are not needed for mild depression.

The real obstacle is often access, not a lack of treatment: the World Health Organization estimates that 322 million people were living with depression in 2023, and that only a third of them receive formal mental health care. Among the barriers it lists is the social stigma around mental illness, so do not let fear of what people will say keep you from treatment that is available.

When to get help

Book a psychiatric assessment, or go back to your doctor if you are already in treatment, if you notice any of these signs:

• Your symptoms have come back or are weighing on your days again, even mildly
• Several weeks have passed since starting treatment with no noticeable improvement
• Side effects are bothering you and making you think about stopping the medication on your own
• Clear changes in sleep or appetite, or pulling away from people, work or study
• Drinking more alcohol, or using any substance, to escape your feelings
• Feeling better only on the surface, while nothing has changed inside
• Thoughts of death or of harming yourself: do not wait for an appointment, get help now as in the box below

If you are worried about someone you love, watch for warning signs such as talking about death or suicide, saying they feel hopeless about the future or worthless, or pulling away from people. Ask them directly and calmly whether they are having thoughts of suicide, listen without blame or quick advice, stay with them and help them get to a doctor. If they are thinking of harming themselves, do not leave them alone, and get help straight away using the numbers above. Help is available, and recovery is possible.

Treatment and follow-up at Oxygen Center: your next step

The path starts with a psychiatric assessment at an appointment with a psychiatrist to establish the diagnosis, how severe it is, and whether this is a first episode or recurrent depression. Then comes a plan that combines therapy sessions with medication when needed, with each stage and its expected length explained from the start and reviewed as you go.

Once you feel better, it does not end there: regular follow-up appointments with your psychiatrist are what keep your progress in place, with reviews of your medication and how long you need it, and a plan for early warning signs that your family is part of. To get started, or to ask how long treatment might take for you or someone you love, contact us at any hour.