Fluoxetine

Brand Names of Fluoxetine: Prozac, Fontex, Sarafem

What is Fluoxeine?

  • Fluoxetine is commonly prescribed to treat mental health conditions such as depression, obsessive-compulsive disorder (OCD), and bulimia.

  • It belongs to the class of drugs known as selective serotonin reuptake inhibitors (SSRIs).

How Does it Work and Why is it Important to Take?

  • Fluoxetine increases serotonin levels in the brain, which affects mood.

  • It restores chemical balance, improving mood and overall well-being.

The Dose of The Medication

  • The usual starting dose of Fluoxetine in adults is 20mg a day, sometimes initiated at a lower dose.

  • The dose can be increased to a maximum of 60mg a day if necessary.

How and When to Take It

  • Fluoxetine can be taken at any time of the day, so it's best to establish a consistent routine for taking it.

What to Expect

  • Immediate effects may not be noticeable; it takes patience.

  • Improvement may take 1-2 weeks, with full effects in 4-6 weeks.

What to Do if You Miss a Dose

  • If you rarely miss a dose, skip it and take the next one the following day at your usual time.

  • Never double up on doses to make up for a missed one.

Possible Side Effects

  • Nausea

  • Headaches

  • Unable to sleep

  • Diarrhoea

  • Tiredness or weakness

Management of Side Effects

  • Click here for common side effects and how to manage them.

  • If you have trouble sleeping, consider taking Fluoxetine in the morning.

  • Some side effects improve as your body adjusts.

  • If severe, persistent or bothersome side effects occur, consult your GP, local pharmacy, or NHS 111.

Common Interactions

  • Inform your clinician about all medications, including over-the-counter and herbal supplements.

  • Avoid St John’s Wort, a herbal remedy for depression, and consult your GP clinician before taking over-the-counter ibuprofen or aspirin.

Special Warnings

  • Seek immediate medical attention if your mood worsens or in emergencies.

  • Limit alcohol consumption while taking Fluoxetine to avoid increased drowsiness.

  • Do not stop treatment abruptly to avoid withdrawal symptoms.

Monitoring Your Progress

  • Regular check-ups with your GP clinician are crucial for mental health monitoring and treatment effectiveness assessment.

Where to Find More Information and Who to Contact

  • Refer to the patient information leaflet and the NHS website for more details.

  • If you have questions or experience unusual symptoms, contact your GP clinician, local pharmacy, or NHS 111.