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Fluoxetine (Prozac): uses, side effects & brands
Fluoxetine is a long-acting SSRI for depression, OCD and related conditions. It belongs to the Antidepressant / anti-anxiety group. These treat depression, anxiety and related conditions, and some also help nerve pain or sleep.
Drug type — dosing is set by your doctor
| Measure | Range |
|---|---|
| Drug class | Antidepressant / anti-anxiety |
| Type | Prescription |
| Dose | Individual — ask your doctor or pharmacist |
What it is used for
- Depression
- Obsessive-compulsive disorder (OCD)
- Bulimia nervosa
- Panic disorder
- Premenstrual dysphoric disorder
Common brand names
- India: Fludac, Flunil, Prodep
- Worldwide: Prozac
Common side effects
- Nausea
- Sleep problems or anxiety at first
- Headache
- Sexual side effects
Before taking it — precautions
- Its long action means interactions can occur weeks after stopping
- Avoid with MAOIs
- Tell your doctor about bleeding problems or epilepsy
When to see a doctor urgently
- Thoughts of self-harm or suicide (urgent)
- Confusion, fever, shaking, fast heartbeat (serotonin syndrome) (urgent)
- Unusual bleeding or bruising
Not a prescription — no dose shown. The right dose of fluoxetine depends on age, weight, kidney/liver function and the condition, so MedDroid does not show a dose here. Always get your dose from a doctor or pharmacist and the leaflet inside the pack. General educational information only.
Frequently asked questions
Why is fluoxetine called long-acting?
It stays in the body for weeks, so missed doses and stopping cause fewer withdrawal effects.
Can young people take it?
It is one of the antidepressants used in young people under specialist care.
Will it make me feel jittery?
Some people feel restless at first; this usually settles.
Explore more
Sources & further reading
- World Health Organization (WHO)
- MedlinePlus — U.S. National Library of Medicine
- Ministry of Health & Family Welfare, India
- Indian Council of Medical Research (ICMR)
Reviewed by Dr. Sanjay Anbu, MBBS. MedDroid is an AI medical assistant and can make mistakes. It provides general health information, not a diagnosis or medical advice — always consult a qualified clinician. In an emergency, contact your local emergency number immediately.