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compositionComposition:FLUOXETINE-20MG
prescription
Prescription Medicine
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Fluxater 20mg Capsule is used to treat a major depressive disorder, obsessive-compulsive disorder (OCD), bulimia nervosa (eating disorder), and panic disorder. It contains Fluoxetine, which helps in regulating mood and treating depression. In some cases, you may experience side effects such as insomnia (difficulty sleeping), headache, diarrhoea, nausea, fatigue, dry mouth, loss of appetite, and indigestion. Before taking this medicine, you should tell your doctor if you are allergic to any of its components or if you are pregnant/breastfeeding, and about all the medications you are taking and pre-existing medical conditions.

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Written By Santoshini Reddy G , M Pharmacy
Reviewed By Dr Aneela Siddabathuni , MPharma., PhD
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More about the Product

Composition :

FLUOXETINE-20MG

Manufacturer/Marketer :

Gujarat Terce Laboratories Ltd

Consume Type :

Oral

Expires on or after :

Dec-28

Return Policy :

Not Returnable

About Fluxater 20mg Capsule

Fluxater 20mg Capsule is a prescription medicine used to treat depression, obsessive-compulsive disorder, panic attacks, and certain eating disorders like bulimia. It belongs to a group of medicines known as selective serotonin reuptake inhibitors, which help regulate chemicals in your brain to improve your mood and reduce anxiety. Your doctor may prescribe this medicine to help you regain interest in daily activities and reduce persistent, unwanted thoughts.

To get the best results, you must take this medicine consistently every day, usually in the morning. You can take it with or without food, but taking it with meals can help prevent a mild upset stomach. Combining this treatment with regular daily habits, such as keeping a consistent sleep schedule and eating a balanced diet, can support your overall recovery.

While taking Fluxater 20mg Capsule, you may experience mild, common side effects like nausea, trouble sleeping, or temporary fatigue. These side effects often improve after a few weeks as your body adjusts to the medicine. However, you must consult your doctor immediately if you experience serious side effects, such as unusual bleeding, severe mood shifts, or thoughts of hurting yourself.

Talk to your doctor or pharmacist before starting this medicine if you have certain health conditions. Do not take this if you have had a severe allergic reaction to it in the past, or if you are currently taking monoamine oxidase inhibitors (MAOIs). It is also important to tell your doctor if you have a history of liver damage, heart rhythm problems, or seizures.

This medicine can interact with other substances, including alcohol, which can significantly increase drowsiness and dizziness. Pregnant or breastfeeding individuals, as well as elderly patients, should consult their healthcare provider before using this medicine, as it can pass into breast milk or affect sodium levels in older adults.

Uses of Fluxater 20mg Capsule

Fluxater 20mg Capsule is used in the treatment of mental health disorders. The detailed uses of Fluxater 20mg Capsule are as follows:

  • Major Depressive Disorder: Helps relieve persistent sadness, low energy, and loss of interest in daily activities.
  • Obsessive-Compulsive Disorder (OCD): Reduces persistent, unwanted thoughts and the urge to perform repetitive tasks.
  • Bulimia Nervosa: Helps decrease binge-eating episodes and purging behaviours in adults.
  • Panic Disorder: Reduces the frequency and severity of sudden, unexpected panic attacks and severe anxiety.

Key Benefits

Fluxater 20mg Capsule helps improve emotional well-being and supports better mental health by reducing symptoms that can interfere with daily life. As symptoms improve, you may feel more motivated, focused, and able to participate in work, social activities, and personal relationships.

Benefits may include:

  • Helps reduce persistent feelings of sadness and emotional distress.
  • Reduces excessive worry, nervousness, and feelings of tension.
  • Helps decrease the frequency and intensity of panic attacks.
  • Reduces unwanted thoughts and repetitive behaviours that disrupt daily life.
  • Improves concentration, motivation, and participation in everyday activities.
  • Promotes emotional stability, better sleep, and an improved quality of life.

Directions for Use

  • Swallow the tablet or capsule whole with a full glass of water. Do not chew, crush, or break it unless your doctor specifically instructs you to do so.
  • You can take this medicine with or without food. If it causes an upset stomach, taking it with a meal may help.
  • Always follow your doctor's exact instructions regarding how and when to take this medicine.
  • Do not stop taking it suddenly, as doing so can cause unpleasant withdrawal symptoms.

How Fluxater 20mg Capsule Works

Fluxater 20mg Capsule contains Fluoxetine, which works by increasing the levels of serotonin, a natural chemical messenger in your brain that controls mood, sleep, and emotional balance. Under normal conditions, nerve cells in the brain release serotonin and then quickly reabsorb it. This medicine blocks that reabsorption process, which keeps more active serotonin available in the gaps between nerve cells. By keeping serotonin levels balanced, the medicine improves communication within the brain's pathways, leading to a more stable mood, better sleep, and reduced feelings of panic or anxiety.
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Alcohol

Unsafe

Avoid consumption of alcohol while taking Fluxater 20mg Capsule as it may cause increased dizziness.

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Pregnancy

Caution

Fluxater 20mg Capsule belongs to pregnancy category C. Please consult your doctor before taking Fluxater 20mg Capsule if you are pregnant; your doctor will prescribe only if the benefits outweigh the risks.

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Breast Feeding

Caution

Fluxater 20mg Capsule may pass into breastmilk. Consult your doctor before taking Fluxater 20mg Capsule; your doctor will decide whether breastfeeding mothers can take Fluxater 20mg Capsule or not.

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Driving

Unsafe

Fluxater 20mg Capsule may cause dizziness and might impair your reactions. Do not drive or operate machinery if you experience these symptoms.

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Liver

Caution

Dose adjustment may be needed in patients with liver impairment. Please consult your doctor if you have a liver impairment or any concerns regarding this.

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Kidney

Caution

Dose adjustment may be needed in patients with kidney impairment. Please consult your doctor if you have kidney impairment or any concerns regarding this.

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Children

Caution

Fluxater 20mg Capsule should not be given to children below 8 years as the safety and effectiveness have not been established.

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Heart

Consult your doctor

Please inform your doctor if you have any pre-existing heart problems.

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Geriatrics

Safe if prescribed

Fluxater 20mg Capsule can be safely given in elderly patients if recommended by the physician.

What if I have taken an overdose of Fluxater 20mg Capsule

If you take more than your prescribed dose, seek emergency medical attention or contact a poison control centre immediately. Signs of an overdose can include severe dizziness, a rapid or irregular heartbeat, extreme sleepiness, or seizures.

Diet & Lifestyle Advise

  • Avoid alcohol intake: Limit or avoid alcohol while taking this medicine, as it can increase drowsiness, affect coordination, and potentially worsen symptoms of depression.
  • Maintain a regular sleep routine: Try to go to bed and wake up at the same time each day to help manage sleep disturbances or daytime tiredness that may occur when starting treatment.
  • Manage dry mouth symptoms: If you experience dry mouth, suck on sugar-free hard candies or take small, frequent sips of water throughout the day for relief.
  • Eat smaller, more frequent meals: Having small meals more often may help reduce nausea and make it easier to maintain your appetite during the early stages of treatment.
  • Check before using supplements: Consult your doctor or pharmacist before taking herbal products such as St. John's Wort, as they may interact with this medicine and cause serious side effects.
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Have a query?

How Soon It Starts Working

  • The time required for Fluxater 20mg Capsule to start to work: The time required for Fluxater 20mg Capsule to show its action is not clinically established.
  • The time for which the effects of Fluxater 20mg Capsule last: The duration of action for Fluxater 20mg Capsule is not clinically established.

What if you forget to take Fluxater 20mg Capsule

If you miss a dose, take it as soon as you remember. However, if it is almost time for your next scheduled dose, skip the missed dose and continue with your regular schedule. Do not take a double dose to make up for a missed one.

Storage

• Store in a cool and dry place away from sunlight. • Keep out of sight and reach of children. • Non cold chain - To be stored in cool places at 10ºC to 25ºC or below 30ºC.

Drug Warnings

  • Be patient with treatment: This medicine may take 4 to 6 weeks of regular use before you experience its full benefits. Continue taking it as prescribed, even if you do not notice improvement right away.
  • Do not stop suddenly: Do not discontinue this medicine without your doctor's advice. Stopping it abruptly may cause symptoms such as dizziness, irritability, sweating, or unusual tingling sensations.
  • Be careful with driving: This medicine may affect your alertness, coordination, or reaction time. Avoid driving or operating machinery until you know how it affects you.
  • Watch for unusual bleeding: Contact your doctor if you notice easy bruising, unusual bleeding, or small red or purple spots on your skin. These may be signs that need medical attention.
  • Inform healthcare providers: Tell your doctor, dentist, surgeon, or other healthcare professionals that you are taking this medicine. This information can help them plan your treatment and procedures safely.

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Drug-Drug Interactions:

  • Drugs used to treat depression (e.g., phenelzine, tranylcypromine): Do not take this medicine with monoamine oxidase inhibitors (MAOIs), or within 14 days of stopping them, as this can cause a life-threatening reaction known as serotonin syndrome.
  • Blood Thinners (e.g., warfarin, apixaban): Taking these medicines alongside Fluxater 20mg Capsule may increase the risk of bleeding and bruising.
  • NSAID Pain Relievers (e.g., aspirin, ibuprofen): Taking these medicines alongside Fluxater 20mg Capsule may increase the risk of stomach bleeding.
  • Drugs that affect the levels of serotonin in the brain (e.g., sertraline, duloxetine, tramadol, sumatriptan): Combining Fluxater 20mg Capsule with other antidepressants, triptans (used for migraines), or tramadol can raise the risk of serotonin syndrome.

Drug-Food Interactions:

  • Alcohol: Avoid alcohol while taking this medicine, as it can significantly worsen sleepiness, dizziness, and mental health symptoms.

Drug-Disease Interactions:

  • Bipolar Disorder: This medicine may trigger manic episodes in individuals with a history of bipolar disorder.
  • Seizure Disorders: Use with caution if you have a history of epilepsy, as this medicine may increase the risk of seizures.
  • Liver Damage: If you have liver issues, your body may process this medicine more slowly, and your doctor may need to adjust your dose.

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Habit Forming

No

Therapeutic Class

[PSYCHOTHERAPEUTICS]

FAQs

Fluxater 20mg Capsule is used to treat Depression, Obsessive-Compulsive Disorder (OCD), and Bulimia Nervosa (an eating disorder).
Fluxater 20mg Capsule works by inhibiting the reuptake of serotonin by nerves, a mood-enhancing chemical messenger in the brain which communicates between brain cells. This helps increase serotonin concentrations in the nerve synapse, thereby regulating mood and treating depression.
Do not discontinue Fluxater 20mg Capsule without consulting your doctor, as it could lead to withdrawal effects. To treat your condition effectually, continue taking Fluxater 20mg Capsule for as long as prescribed. Do not hesitate to consult your doctor if you experience any difficulties while taking Fluxater 20mg Capsule; the doctor may be able to adjust the dose gradually.
Fluxater 20mg Capsule may cause decreased sex-drive, problems with erection and orgasm. Consult your doctor if you have any concerns regarding this.
Dry mouth may be a side effect of Fluxater 20mg Capsule. Limiting caffeine intake, avoiding smoking and mouthwashes containing alcohol, drinking water regularly, and chewing sugar-free gum or candy may help stimulate saliva and thereby prevent mouth dryness.
Please consult your doctor before taking Fluxater 20mg Capsule if you have glaucoma, as it may cause increased eye pressure.
Consult your doctor before taking Fluxater 20mg Capsule if you are diabetic, as it might fluctuate blood glucose levels. Regular monitoring of blood sugar levels is advised if you are taking Fluxater 20mg Capsule. Talk to your doctor if you experience fluctuations in blood sugar levels.
Fluxater 20mg Capsule might increase the risk of bone fractures. Talk to your doctor before taking Fluxater 20mg Capsule if you have osteoporosis. Consult your doctor if you experience bone pain.
Fluxater 20mg Capsule may cause weight loss due to loss of appetite. Eat a healthy diet and exercise regularly to maintain a healthy weight. Please consult your doctor if you experience fluctuations in weight while taking Fluxater 20mg Capsule.
Fluxater 20mg Capsule can help improve your mood, reduce anxiety, and stabilise your emotions. It can also increase feelings of calmness, relaxation, and overall well-being.
No, Fluxater 20mg Capsule is not a sleeping pill. It contains Fluoxetine, which is an antidepressant belonging to the selective serotonin reuptake inhibitor (SSRI) class. It is primarily used to treat conditions like depression, anxiety disorders, obsessive-compulsive disorder (OCD), and panic disorders. While it is not designed to induce sleep, it can sometimes cause side effects related to sleep, such as drowsiness or insomnia, depending on an individual's reaction to the medication.
Fluxater 20mg Capsule contains Fluoxetine, which is an antidepressant used to treat depression, obsessive-compulsive disorder (OCD), and bulimia nervosa (eating disorder).
Fluxater 20mg Capsule can cause sleepiness as a side effect in some individuals. If you experience sleepiness, take a nap and avoid making decisions, driving, operating heavy machinery, or engaging in activities that require focus until you feel fully alert. Additionally, do not drink alcohol, as it can increase these effects.
Fluxater 20mg Capsule is not typically associated with weight gain. Weight loss is a reported side effect. However, individual responses to the medication can vary, and some people might experience changes in weight over time. Consult the doctor if you have any concerns about weight gain.
Fluxater 20mg Capsule may cause fatigue or tiredness as a side effect, which is a common experience for some individuals taking the medication. However, this symptom often subsides as your body adjusts to the medication. Getting plenty of rest can help alleviate fatigue. If the symptoms worsen or persist, it's essential to consult a doctor for further guidance and relief.
Nausea is a commonly reported side effect of Fluxater 20mg Capsule in some individuals. It vanishes over time as your body adjusts to the medication. If the nausea persists or becomes severe, it's essential to consult your doctor for advice. They may adjust your dosage or suggest ways to manage this side effect.
The duration for which you can take Fluxater 20mg Capsule depends on the condition being treated and your response to the medication. Your doctor will fix the duration based on your health needs. Follow the prescribed schedule and consult your doctor if you have concerns or wish to adjust treatment. Never discontinue Fluxater 20mg Capsule without medical guidance to avoid potential complications.
You can take Fluxater 20mg Capsule with paracetamol, as there have been no significant interactions reported between them. However, it's always best to consult your doctor before taking any medications with Fluxater 20mg Capsule to ensure safe and effective treatment.
There is no widely reported interaction between Fluxater 20mg Capsule and birth control pills. However, individual responses to medications can vary, and certain factors, such as your overall health, other medications, or specific birth control formulations, may influence interactions. Discuss with a doctor if you need to take birth control pills; they will provide you with guidance.
Fluxater 20mg Capsule may cause addiction when taken in more than the recommended doses and for a longer time, as it belongs to a class of medications called selective serotonin reuptake inhibitors (SSRIs). It regulates and maintains mental health balance. Hence, it may cause physical dependence and withdrawal symptoms when stopped abruptly. Therefore, take Fluxater 20mg Capsule precisely as directed by your doctor and do not exceed the recommended guidelines.
No, Fluxater 20mg Capsule is not safe during pregnancy, especially in the last few months of pregnancy. It may cause problems in newborns after delivery. Inform your doctor if you're pregnant, planning to become pregnant, or breastfeeding; they will provide you with the appropriate treatment suitable for you.
The common side effects of Fluxater 20mg Capsule that may occur in some individuals include insomnia (difficulty sleeping), headache, diarrhoea, nausea, fatigue, dry mouth, loss of appetite, and indigestion. Most of these side effects do not require medical attention and will resolve gradually over time. However, you are advised to talk to your doctor if you experience these side effects persistently.
Yes, you can take this medicine with or without food. If you find that it causes a mild upset stomach, taking it with a meal can help ease this symptom. Talk to your doctor if stomach upset persists.
Yes, some people experience trouble sleeping (insomnia) when they first start taking this medicine. To help manage this, try taking your dose in the morning rather than in the evening. Talk to your doctor if sleep issues continue.
No, you should avoid drinking alcohol while taking this medicine. Alcohol can increase drowsiness, impair your coordination, and make your symptoms of anxiety or depression worse. Talk to your doctor or pharmacist if you have questions about this.
Serotonin syndrome is a serious condition characterized by confusion, a rapid heart rate, shivering, heavy sweating, muscle stiffness, high fever, or twitching. If you experience these symptoms, seek emergency medical care immediately.
You should use caution when taking nonsteroidal anti-inflammatory drugs (NSAIDs) like ibuprofen or aspirin with this medicine, as the combination can increase your risk of bleeding or bruising. Talk to your doctor or pharmacist for safer pain-relief options.
This medicine can cause drowsiness, dizziness, or blurred vision, especially when you first start taking it. Do not drive or operate machinery until you are certain how this medicine affects you. Talk to your doctor if you experience persistent drowsiness.

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Reference

  1. Electronic Medicines Compendium (EMC). Pil.5787 Patient Information Leaflet (PIL). Cheshire, UK: Datapharm; 2025. [Accessed on 02 Jun. 2026]Check here
  2. U.S. Food and Drug Administration (FDA). 018936S108Lbl [FDA Prescribing Information]. Silver Spring, MD: FDA; 2024. [Accessed on 02 Jun. 2026]Check here
  3. National Health Service (NHS). Fluoxetine Prozac - NHS Medicines Reference Guide. London, UK: NHS; 2025. [Accessed on 02 Jun. 2026]Check here
  4. Drugs.com Clinical Review Team. Fluoxetine Clinical Drug Monograph. Auckland, NZ: Drugs.com; 2026. [Accessed on 02 Jun. 2026]Check here
  5. Fluoxetine hydrochloride. 2017. [Accessed on 25 Jan. 2019]Check here
  6. Fluoxetine [Prescribing Information]. 2017. [Accessed on 06 Apr. 2024]Check here
  7. U.S. Food and Drug Administration. Fluoxetine tablets, for oral use – Highlights of Prescribing Information [Internet]. 2023 Dec [Accessed on 2025 Dec 08]Check here

Country of origin

India

Manufacturer/Marketer address

D 801,802- The First, Behind Keshavbaug Party Plot, Vastrapur, Ahmedabad, Gujarat 380015
Other Info - FL50373
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