Call Now! 866-415-6313

4.8 Rating | 5,000+ Clients Treated Since 2016

Clinically Reviewed by: Charee Marquez, LMFT

While Prozac is not classified as an addictive drug, it can alter the mood and potentially lead to psychological dependence. Long-term use of Prozac, along with other antidepressants, may have negative side effects. It’s important to note that Prozac can cause suicidal thoughts and harmful behaviors, particularly in children and young adults under 25.

Understanding Prozac addiction is crucial, especially for individuals with a history or predisposition to addiction. Developing physiological or psychological dependence on Prozac can happen over time with regular use, particularly at higher doses. Abruptly stopping Prozac’s usage or reducing the dosage without medical supervision can result in withdrawal symptoms such as flu-like symptoms, gastrointestinal issues, mood changes, sleep disturbances, and sensory disturbances. Read further to learn more about Prozac addiction.

What is Prozac?

Prozac, also known by its generic name fluoxetine, is a prescription antidepressant medication. Approved by the FDA, it effectively treats conditions such as depression, bulimia, panic disorder, and obsessive-compulsive disorder (OCD). Also, Fluoxetine is marketed under various brand names, including Sarafem, Selfemra, and Prozac Weekly.


rozac is available in different forms and dosages. The main types include:

  1. Prozac Capsules:

    • Prozac is commonly prescribed in capsule form. These capsules come in various strengths, allowing for tailored dosages based on individual needs.
  2. Prozac Weekly:

    • Prozac Weekly is an extended-release capsule designed to be taken once a week. It provides a controlled release of fluoxetine over an extended period.
  3. Prozac Liquid (Oral Solution):

    • Prozac is also available in liquid form, known as an oral solution. This can be particularly useful for individuals who may have difficulty swallowing capsules.
  4. Generic Fluoxetine:

    • Generic versions of fluoxetine, the active ingredient in Prozac, are available. These are often more affordable alternatives to the brand-name medication.


Common dosages of Prozac include:

  1. Prozac Capsules:

    • Capsules are available in strengths of 10 mg, 20 mg, and 40 mg.
  2. Prozac Weekly:

    • Prozac Weekly, the extended-release form, is often prescribed in a 90 mg strength for weekly use.
  3. Prozac Liquid (Oral Solution):

    • The oral solution is available in a concentration of 20 mg per 5 mL.

The starting dose and any subsequent adjustments are determined by the healthcare provider based on the individual’s diagnosis and response to treatment.


ere are examples of some imprints associated with Prozac:

  1. Prozac Capsules:

    • 10 mg: “Dista 3104” or “Dista 3104” and “10 mg”
    • 20 mg: “Dista 3105” or “Dista 3105” and “20 mg”
    • 40 mg: “Dista 3107” or “Dista 3107” and “40 mg”
  2. Generic Fluoxetine Capsules:

    • Various manufacturers may have different imprints, and the dosage information is typically included on the capsule.
  3. Prozac Weekly:

    • The extended-release form, Prozac Weekly, may have imprints such as “1110” on the 90 mg strength.


Prozac (fluoxetine) is a medication that belongs to a class of drugs known as selective serotonin reuptake inhibitors (SSRIs). It is commonly prescribed for various mental health conditions. Here are some of the primary uses of Prozac:

  1. Major Depressive Disorder (MDD):

    • Prozac is FDA-approved for the treatment of major depressive disorder, a condition characterized by persistent feelings of sadness, hopelessness, and a lack of interest in activities.
  2. Obsessive-Compulsive Disorder (OCD):

    • Prozac is indicated for the treatment of obsessive-compulsive disorder, a mental health condition involving recurring, intrusive thoughts (obsessions) and repetitive behaviors or mental acts (compulsions).
  3. Panic Disorder:

    • Prozac is used to treat panic disorder, a type of anxiety disorder marked by sudden and repeated episodes of intense fear accompanied by physical symptoms such as chest pain, heart palpitations, and shortness of breath.
  4. Bulimia Nervosa:

    • Prozac is prescribed for the treatment of bulimia nervosa, an eating disorder characterized by recurrent episodes of overeating followed by compensatory behaviors such as self-induced vomiting or excessive exercise.
  5. Premenstrual Dysphoric Disorder (PMDD):

    • Prozac is approved for the treatment of premenstrual dysphoric disorder, a severe form of premenstrual syndrome (PMS) marked by significant mood disturbances and physical symptoms.
  6. Generalized Anxiety Disorder (Off-Label):

    • While not officially FDA-approved for generalized anxiety disorder (GAD), Prozac is sometimes prescribed off-label to manage symptoms of excessive worry and anxiety.
  7. Social Anxiety Disorder (Off-Label):

    • Prozac may be used off-label to treat social anxiety disorder, characterized by an intense fear of social situations and scrutiny.
  8. Post-Traumatic Stress Disorder (PTSD) (Off-Label):

    • In some cases, Prozac is used off-label to alleviate symptoms of post-traumatic stress disorder, particularly when other treatments have not been effective.

Prozac Onset and Duration

The onset of Prozac’s effects and its duration can vary among individuals, but here are general considerations:

  1. Onset of Effects:

    • Prozac’s therapeutic effects may not be immediately noticeable, and it often takes several weeks of consistent use for the medication to reach its full therapeutic potential. Some individuals may start to experience improvements in mood and symptoms within the first few weeks, while others may take longer to respond.
  2. Duration of Effects:

    • Once Prozac reaches its full therapeutic effect, its benefits are generally sustained over time with continued use. It is important to take Prozac as prescribed by a healthcare professional to maintain its effects.
  3. Steady-State Concentration:

    • Prozac has a relatively long half-life compared to some other SSRIs. The half-life is the time it takes for half of the drug to be eliminated from the body. It takes about 4-6 days for Prozac to reach a steady-state concentration in the bloodstream. This means that the drug accumulates in the system over the first few weeks of treatment.
  4. Individual Variability:

    • Individual responses to Prozac can vary, and factors such as the specific condition being treated, overall health, and other medications being taken can influence how quickly someone experiences the therapeutic effects.

How Prozac Works

Prozac is classified as a selective serotonin reuptake inhibitor (SSRI). Prozac aids in preserving a positive and stable mood by regulating brain chemistry and preventing serotonin absorption. It can influence several areas of mental health, including mood, sleep, appetite, energy levels, and the alleviation of sadness, fear, anxiety, and panic when used as advised under medical supervision.

If your doctor decides to recommend fluoxetine (Prozac), it indicates they have assessed your unique circumstances and concluded that the advantages outweigh the side effects of Prozac. However, it is crucial to fully comprehend your prescriptions, especially if you have a history of addiction or a propensity for it. Although Prozac is frequently prescribed to treat alcohol or drug abuse-related addiction symptoms, it is crucial to determine whether Prozac is itself addictive for you.

Forms and Availability

Prozac is available in multiple forms, including liquid, tablets, and capsules. It is prescribed for adults and children over the age of 10. Although it is a popular antidepressant in the United States, several other effective medications are available for individuals with depression.

Proper Usage of Fluoxetine (Prozac)

Following your doctor’s instructions is crucial when taking Prozac. It should not be taken in larger amounts, more frequently, or for a longer duration than prescribed. Typically, fluoxetine is prescribed at doses ranging from 10 to 80 milligrams and can be taken with or without food. Treatment for depression often starts with a low dose, such as 10 or 20 mg. Symptoms may be improved within one to two weeks, although it can take up to four weeks to experience the full benefits. Even if you feel fine, it’s still necessary to continue taking fluoxetine.

Common Side Effects of Prozac

Short-Term Side Effects of Prozac (Fluoxetine):

  1. Nausea and Upset Stomach:

    • Some individuals may experience nausea or stomach discomfort, especially during the initial days of treatment.
  2. Insomnia or Sleep Disturbances:

    • Prozac can affect sleep patterns, leading to insomnia or other sleep disturbances.
  3. Nervousness or Anxiety:

    • In some cases, Prozac may initially cause increased feelings of nervousness or anxiety.
  4. Headache:

    • Headaches are a possible short-term side effect of Prozac.
  5. Drowsiness or Fatigue:

    • Conversely, some individuals may experience drowsiness or fatigue.
  6. Weight Changes:

    • Prozac can affect appetite, leading to weight loss or gain in some individuals.
  7. Sexual Dysfunction:

    • Short-term sexual side effects, such as changes in libido or difficulty achieving orgasm, may occur.

Long-Term Side Effects of Prozac (Fluoxetine):

  1. Sexual Dysfunction:

    • While sexual side effects may diminish over time, they can persist in some individuals.
  2. Weight Changes:

    • Long-term use of Prozac may contribute to sustained changes in weight.
  3. Gastrointestinal Issues:

    • Some individuals may continue to experience gastrointestinal issues, although these often resolve over time.
  4. Sleep Disturbances:

    • Insomnia or changes in sleep patterns may persist in the long term.
  5. Activation of Mania/Hypomania:

    • In individuals with bipolar disorder, Prozac may trigger manic or hypomanic episodes.
  6. Serotonin Syndrome (Rare):

    • While rare, the long-term use of SSRIs like Prozac may increase the risk of serotonin syndrome, characterized by symptoms such as confusion, hallucinations, seizures, extreme changes in blood pressure, increased heart rate, fever, excessive sweating, shivering or shaking, blurred vision, muscle spasm or stiffness, tremor, incoordination, stomach cramp, nausea, vomiting, and diarrhea.
  7. Bone Health:

    • Some studies suggest a potential association between long-term SSRI use and a modest increase in the risk of bone fractures, although more research is needed.

Is Prozac Addictive?

Physiological dependence on Prozac can develop over time with regular use, particularly at higher doses. The timeframe for developing a Prozac dependency varies based on factors such as genetics, dosage, duration of use, and individual mental and biological characteristics. It is essential to consult a healthcare professional before you stop Prozac usage, as abrupt stopping might result in withdrawal symptoms, including suicidal thoughts.

Individuals with a history of substance abuse may have an increased risk of developing psychological dependence and addiction to Prozac. Signs of Prozac addiction can include aggressive behavior, irritability, sleep disturbances, excessive talkativeness, depression, paranoia, hallucinations, confusion, incomplete thoughts, anxiety, psychosis, and suicidal thoughts or behaviors. Behavioral signs of prescription drug abuse can manifest as frequent absences from work or school, job loss, self-isolation, strained relationships, lack of interest in hobbies and social activities, and financial problems.

What is Prozac Withdrawal?

Withdrawal symptoms occur when an individual who has been using a medication, including Prozac (fluoxetine), reduces the dosage or discontinues the medication. Withdrawal symptoms can vary in type and intensity and are a result of the body adjusting to the absence of the drug. It’s important to note that withdrawal symptoms are not an indication of addiction, but rather a physiological response to the changes in medication.

Withdrawal Symptoms from Prozac (Fluoxetine):

  1. Flu-like Symptoms:

    • Individuals may experience flu-like symptoms, including fatigue, muscle aches, chills, and headaches.
  2. Gastrointestinal Distress:

    • Nausea, vomiting, diarrhea, and stomach cramps can occur during withdrawal.
  3. Dizziness or Vertigo:

    • Some individuals may experience dizziness, lightheadedness, or a sensation of spinning.
  4. Electrical Zaps or Brain Shivers:

    • Often described as “brain zaps” or “brain shivers,” these sensations are brief, shock-like sensations in the head.
  5. Insomnia or Sleep Disturbances:

    • Disruptions in sleep patterns, including insomnia or vivid dreams, can occur during withdrawal.
  6. Mood Changes:

    • Emotional symptoms such as irritability, mood swings, anxiety, or feelings of sadness may manifest.
  7. Difficulty Concentrating:

    • Impaired concentration and cognitive difficulties are common withdrawal symptoms.
  8. Visual Disturbances:

    • Some individuals may experience visual disturbances or changes in perception.
  9. Sensory Sensations:

    • Heightened sensitivity to light, sound, or touch may occur.
  10. Fluctuations in Energy Levels:

    • Fatigue, lethargy, or conversely, restlessness and increased energy levels, can be part of withdrawal.

What Withdrawal Feels Like:

Withdrawal experiences can vary widely among individuals. Some people may have mild symptoms, while others may find the process more challenging. It’s important to recognize that withdrawal symptoms are temporary and typically subside over time as the body adjusts to the changes in medication.

Common descriptors for withdrawal sensations include feeling “out of sorts,” experiencing physical discomfort, and having mood swings. The duration and intensity of withdrawal symptoms can depend on factors such as the individual’s dosage, how long they were on the medication, and their overall health.

Digestive problems like nausea, vomiting, diarrhea, and stomach cramps can occur during the withdrawal process.

Treatment for Prozac Addiction

For those seeking treatment for Prozac dependence or addiction, a comprehensive approach is essential. Detoxification programs can be followed by addiction treatment to address the underlying psychological issues that contribute to dependence. Prozac rehab programs often provide behavioral treatment and peer support to help individuals overcome addictive behaviors and sustain long-term sobriety. Also, the National Institute on Drug Abuse recommends a treatment period of at least 90 days for optimal effectiveness.

Seeking Treatment? We Can Help!

At California Prime Recovery, as an in-network provider we work with most insurance plans, such as:

If you or a loved one are struggling with mental health challenges or substance abuse, reach out to California Prime Recovery today. Our team of compassionate professionals is here to support your journey towards lasting well-being. Give us a call at 866-208-2390

Come work with us

Get Help Now

Admission Coordinators are available 24/7.
Take Control Of Your Life and Call Now.