Fluoxetine, marketed under the brand name Prozac, is a selective serotonin reuptake inhibitor (SSRI) commonly prescribed for the treatment of major depressive disorder, obsessive-compulsive disorder (OCD), panic disorder, and bulimia nervosa. It belongs to a class of medications known as antidepressants.

The primary mechanism of action of fluoxetine is the inhibition of serotonin reuptake in the brain. Serotonin is a neurotransmitter that plays a crucial role in regulating mood, emotions, and various other physiological processes. By blocking the reuptake of serotonin, fluoxetine increases the concentration of serotonin at the synapses (the gaps between nerve cells) in the brain. This leads to enhanced neurotransmission and improved communication between nerve cells, ultimately influencing mood regulation and alleviating symptoms of depression, anxiety, and other related conditions.

Fluoxetine is typically administered orally in the form of capsules or tablets. The dosage and duration of treatment vary depending on the specific condition being treated and individual response. It may take several weeks for the full therapeutic effects of fluoxetine to be realized, and it is important to continue taking the medication as prescribed even if immediate improvements are not observed.

Like any medication, fluoxetine can cause side effects in some individuals. Common side effects may include nausea, headache, insomnia, sexual dysfunction, and gastrointestinal disturbances. It is important to discuss any bothersome or persistent side effects with a healthcare professional.

Furthermore, fluoxetine may interact with certain medications, including monoamine oxidase inhibitors (MAOIs), other SSRIs, or drugs that affect liver enzymes involved in drug metabolism. It is essential to inform your doctor or pharmacist about all the medications you are currently taking to prevent any potential drug interactions.

It is worth noting that fluoxetine is generally well-tolerated and has been a significant advancement in the treatment of depressive disorders and other conditions. However, it is crucial to work closely with a healthcare professional to determine the appropriate dosage, assess potential risks and benefits, and monitor any potential side effects during treatment with fluoxetine.