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Written By Santoshini Reddy G , M Pharmacy
Reviewed By Dr Aneela Siddabathuni , MPharma., PhD
Fastgen-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 increases serotonin concentrations and helps in regulating mood and treats depression. In some cases, you may experience common 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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Composition :

FLUOXETINE-20MG

Manufacturer/Marketer :

Gentech Healthcare Pvt Ltd

Consume Type :

ORAL

Return Policy :

3 Days Returnable

Expires on or after :

Jan-27

About Fastgen-20mg Capsule

Fastgen-20mg Capsule belongs to a group of medicines called antidepressants used to treat a major depressive disorder, obsessive-compulsive disorder (OCD), bulimia nervosa (eating disorder), and panic disorder. Depression is a mood disorder characterised by the feeling of sadness, unhappiness, anger, hopelessness or loss that interferes with a person’s daily activities.
 
Fastgen-20mg Capsule contains ‘Fluoxetine’ which is a selective serotonin reuptake inhibitor. It works by inhibiting the reuptake of serotonin by nerves, a mood-enhancing chemical messenger in the brain which communicates between brain cells. This helps in an increase in serotonin concentrations in the nerve synapse, thereby helps in regulating mood and treats depression.
 
Take Fastgen-20mg Capsule as prescribed. You are advised to take Fastgen-20mg Capsule for as long as your doctor has prescribed it for you depending on your medical condition and response to the treatment. In some cases, you may experience certain common side-effects such as 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.
 
Please do not stop taking Fastgen-20mg Capsule on your own as it could lead to withdrawal symptoms. Do not take Fastgen-20mg Capsule if you are pregnant or breastfeeding unless prescribed. Do not drive or operate machinery as Fastgen-20mg Capsule may cause dizziness and might impair your reactions. Fastgen-20mg Capsule should not be given to children below 8years as the safety and effectiveness have not been established. Avoid consuming alcohol along with Fastgen-20mg Capsule as it could lead to increased dizziness.  Keep your doctor informed about your health condition and medicines to rule out any side-effects.

Uses of Fastgen-20mg Capsule

Treatment of Depression, Obsessive-Compulsive Disorder (OCD), Bulimia nervosa (eating disorder).

Directions for Use

Take Fastgen-20mg Capsule with or without food. Your doctor will decide for how long you need to take Fastgen-20mg Capsule based on your medical condition and response to treatment. Take Fastgen-20mg Capsule exactly as prescribed by the doctor. Tablet/Capsule: Swallow it as a whole with a glass of water; do not chew, or crush the tablet/capsule.Syrup/Suspension/Drops: Take the prescribed dose by mouth using the measuring cup/dosing syringe/dropper provided by the pack; shake the pack well before each use.

Medicinal Benefits

Fastgen-20mg Capsule belongs to a group of antidepressant medicines called selective serotonin reuptake inhibitors. Fastgen-20mg Capsule is used to treat major depressive disorder, obsessive-compulsive disorder (OCD), bulimia nervosa (eating disorder), and panic disorder with or without agoraphobia. Fastgen-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 in an increase in serotonin concentrations in the nerve synapse, thereby helps in regulating mood and treats depression. Fastgen-20mg Capsule may also be used to treat premenstrual dysphoric disorder (a severe form of premenstrual syndrome). Fastgen-20mg Capsule has fewer unwanted effects than other antidepressant drugs. Fastgen-20mg Capsule is used in combination with other drugs to treat bipolar disorder and treatment-resistant depression.

How Fastgen-20mg Capsule Works

Fastgen-20mg Capsule contains ‘Fluoxetine’ which is a selective serotonin reuptake inhibitor. It works by inhibiting the reuptake of serotonin by nerves, a mood-enhancing chemical messenger in the brain which communicates between brain cells. This helps in an increase in serotonin concentrations in the nerve synapse, thereby helps in regulating mood and treats depression.

Storage

Store in a cool and dry place away from sunlight

Side Effects of Fastgen-20mg Capsule

  • Insomnia (difficulty sleeping)
  • Headache
  • Diarrhoea
  • Nausea
  • Fatigue
  • Dry mouth
  • Loss of appetite
  • Indigestion

What if I have taken an overdose of Fastgen-20mg Capsule

Do not take more than the prescribed dose of Fastgen-20mg Capsule as it may cause overdose. The symptoms of overdose include drowsiness, tremor, fast heart rate, vomiting and nausea. If you suspect you have taken overdose or notice signs of overdose, please consult a doctor immediately.

Drug Warnings

Do not take Fastgen-20mg Capsule if you are allergic to any of its contents; if you are taking monoamine oxidase inhibitors (MOA) or have taken them in the last 14days, or if you are taking metoprolol (used to treat high blood pressure). Do not take Fastgen-20mg Capsule along with opioid antagonists such as buprenorphine and naloxone as it might lead to a serious condition called serotonin syndrome. Consult your doctor immediately if you have suicidal thoughts such as killing or harming yourself. Inform your doctor if you have/had epilepsy, mania, glaucoma, diabetes, bleeding disorders, or hyponatremia (low sodium levels).  Do not take Fastgen-20mg Capsule if you are pregnant or breastfeeding unless prescribed. Do not drive or operate machinery as Fastgen-20mg Capsule may cause dizziness and might impair your reactions. Fastgen-20mg Capsule should not be given to children below 8years as the safety and effectiveness have not been established. Avoid consuming alcohol along with Fastgen-20mg Capsule as it could lead to increased dizziness. 

Drug-Drug Interactions

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FluoxetineTapentadol
Severe
FluoxetineOndansetron
Severe

Drug-Drug Interactions

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FluoxetineTapentadol
Severe
How does the drug interact with Fastgen-20mg Capsule 10's:
Taking Tapentadol together with Fastgen-20mg Capsule 10's might raise serotonin hormone levels in the body, affecting the brain and nerve cells. Increased serotonin hormone can lead to severe side effects.

How to manage the interaction:
Although there is a possible interaction, Fastgen-20mg Capsule 10's can be taken with tapentadol if prescribed by the doctor. Consult the doctor if you experience symptoms of serotonin syndrome such as confusion, hallucination, seizure, 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. Do not discontinue any medication without consulting a doctor.
FluoxetineOndansetron
Severe
How does the drug interact with Fastgen-20mg Capsule 10's:
Co-administration of Ondansetron with Fastgen-20mg Capsule 10's can increase the risk of serotonin syndrome (a condition in which a chemical called serotonin builds up in body).

How to manage the interaction:
Although taking ondansetron along with Fastgen-20mg Capsule 10's can result in an interaction, it can be taken if a doctor has advised it. However, if you have sudden dizziness, lightheadedness, fainting, confusion, hallucination, fits, blood pressure alteration, increased heart rate, fever, excessive sweating, shivering or shaking, blurred vision, pain in the muscles, or stiffness, incoordination, stomach cramps, nausea, vomiting, and diarrhea, or fast or rapid heartbeats during therapy, consult the doctor. Do not stop using any medications without talking to a doctor.
FluoxetineBedaquiline
Severe
How does the drug interact with Fastgen-20mg Capsule 10's:
Taking Fastgen-20mg Capsule 10's with bedaquiline may increase the risk of an irregular heart rhythm that may be serious.

How to manage the interaction:
Although there is a possible interaction, Fastgen-20mg Capsule 10's can be taken with bedaquiline if prescribed by the doctor. Consult the doctor if you experience sudden dizziness, lightheadedness, fainting, shortness of breath, or heart palpitations during treatment with these medications. Do not discontinue the medications without consulting a doctor.
FluoxetineBrexpiprazole
Severe
How does the drug interact with Fastgen-20mg Capsule 10's:
When Brexpiprazole is taken with Fastgen-20mg Capsule 10's, the amount of Brexpiprazole in the blood can go up.

How to manage the interaction:
Although taking Fastgen-20mg Capsule 10's and Brexpiprazole together can evidently cause an interaction, it can be taken if a doctor has suggested it. Do not stop using any medications without a doctor's advice.
FluoxetineAtomoxetine
Severe
How does the drug interact with Fastgen-20mg Capsule 10's:
Taking Fastgen-20mg Capsule 10's may significantly increase the blood levels of atomoxetine. This might increase the side effects.

How to manage the interaction:
Although there is a possible interaction, Fastgen-20mg Capsule 10's can be taken with atomoxetine if prescribed by the doctor. Consult the doctor if you experience side effects such as dizziness, dry mouth, loss of appetite, sleep disturbances, and heart palpitations. Do not discontinue any medications without a doctor's advice.
FluoxetineDisopyramide
Severe
How does the drug interact with Fastgen-20mg Capsule 10's:
Taking Fastgen-20mg Capsule 10's with disopyramide may increase the risk of an irregular heart rhythm that may be serious.

How to manage the interaction:
Although there is a possible interaction, Fastgen-20mg Capsule 10's can be taken with disopyramide if prescribed by the doctor. Consult the doctor if you experience sudden dizziness, lightheadedness, fainting, shortness of breath, or heart palpitations during treatment with these medications.
FluoxetinePhenelzine
Severe
How does the drug interact with Fastgen-20mg Capsule 10's:
Taking Fastgen-20mg Capsule 10's with phenelzine may increase the risk of a serotonin levels in the body.

How to manage the interaction:
Although there is a possible interaction, Fastgen-20mg Capsule 10's can be taken with phenelzine if prescribed by the doctor. Consult the doctor if you experience symptoms of serotonin syndrome such as confusion, hallucination, seizure, 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 diarrhoea. Treatment with Fastgen-20mg Capsule 10's should be started 14 days after stopping phenelzine.
FluoxetineVenlafaxine
Severe
How does the drug interact with Fastgen-20mg Capsule 10's:
Taking Fastgen-20mg Capsule 10's with venlafaxine can cause serotonin syndrome. Serotonin syndrome (a condition in which a chemical called serotonin builds up in body).

How to manage the interaction:
Although there is a possible interaction, Fastgen-20mg Capsule 10's can be taken with venlafaxine if prescribed by the doctor. Consult the doctor if you experience symptoms of serotonin syndrome such as confusion, hallucination, seizure, 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. Do not discontinue the medications without consulting a doctor.
FluoxetineMirtazapine
Severe
How does the drug interact with Fastgen-20mg Capsule 10's:
Co-administration of Mirtazapine with Fastgen-20mg Capsule 10's might raise serotonin hormone levels in the body, affecting the brain and nerve cells. Increased serotonin hormone can lead to severe side effects.

How to manage the interaction:
Although there is a possible interaction, Fastgen-20mg Capsule 10's can be taken with mirtazapine if prescribed by the doctor. Consult the doctor if you experience symptoms of serotonin syndrome such as confusion, hallucination, seizure, 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. Do not discontinue the medications without consulting a doctor.
FluoxetineAmitriptyline
Severe
How does the drug interact with Fastgen-20mg Capsule 10's:
Co-administration of Amitriptyline with Fastgen-20mg Capsule 10's can result in Serotonin syndrome (a condition wherein serotonin levels are increased in the body).

How to manage the interaction:
Although using Fastgen-20mg Capsule 10's and Amitriptyline together may cause an interaction, they can be taken if prescribed by a doctor. Consult a doctor if you have symptoms such as confusion, hallucination, fits, blood pressure alteration, increased heart rate, fever, excessive sweating, shivering or shaking, blurred vision, pain in the muscles or stiffness, incoordination, stomach cramps, nausea, vomiting, and diarrhea. Inform a doctor if you have recently taken amitriptyline. You may also experience symptoms like urinary retention, drowsiness, dry mouth, blurred vision, and constipation. Do not discontinue any medications without consulting a doctor.

Drug-Food Interactions

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No Drug - Food interactions found in our database. Some may be unknown. Consult your doctor for what to avoid during medication.

Drug-Food Interactions

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Diet & Lifestyle Advise

  • Maintain a healthy diet and exercise regularly helps in improving overall health and boosts self-esteem.

  • Regularly attend therapy sessions.

  • Perform meditation and yoga. This helps in relieving stress and provides relaxation.

  • Follow a regular sleep pattern to improve the amount and quality of sleep you get.

  • Include foods rich in omega fatty acids such as fish, nuts, fresh fruits, vegetables and olive oils.

  • Neurotransmitters are made up of amino acids. Amino acid-rich foods such as meat, dairy products, and certain fruits and vegetables help in the proper maintenance of neurotransmitters. 

  • Complex carbohydrates help in stimulating serotonin (a feel-good neurotransmitter). These include whole grains, legumes, spinach, broccoli, oranges and pears.

  • Exercising helps in the production of the body’s natural antidepressants. It also helps in relieving stress, improving mood, boosts self-esteem, and provides restful sleep.

  • Avoid smoking and alcohol consumption.

  • Learn about your condition, understand the risk factors and follow the doctor’s treatment plan.

Habit Forming

No

Therapeutic Class

PSYCHOTHERAPEUTICS

Fastgen-20mg Capsule Substitute

Substitutes safety advice
  • Fludac Capsule 15's

    3.93per tablet
  • Prodep Capsule 10's

    4.01per tablet
  • Flunil-20 Capsule 10's

    4.01per tablet
  • Flunil Suspension 60 ml

    1.79per tablet
  • Floatin-20 Tablet 10's

    4.01per tablet
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Alcohol

Unsafe

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

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Pregnancy

Caution

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

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Breast Feeding

Caution

Fastgen-20mg Capsule may pass into breastmilk. Consult your doctor before taking Fastgen-20mg Capsule ; your doctor will decide whether Fastgen-20mg Capsule can be taken by breastfeeding mothers or not.

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Driving

Unsafe

Fastgen-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

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

FAQs

Fastgen-20mg Capsule is used to treat Depression, Obsessive-Compulsive Disorder (OCD), and Bulimia nervosa (eating disorder).
Fastgen-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 in an increase in serotonin concentrations in the nerve synapse, thereby helps in regulating mood and treats depression.
Do not discontinue Fastgen-20mg Capsule without consulting your doctor as it could lead to withdrawal effects. To treat your condition effectually continue taking Fastgen-20mg Capsule for as long as prescribed. Do not be reluctant to speak with your doctor if you feel any difficulty while taking Fastgen-20mg Capsule ; the doctor may reduce the dose gradually.
Fastgen-20mg Capsule may cause decreased sex-drive, problems with erection and orgasm. Consult your doctor if you have any concerns regarding this.
Dry mouth could be a side-effect of Fastgen-20mg Capsule . Limiting caffeine intake, avoiding smoking and mouthwashes containing alcohol, drinking water regularly, and chewing sugar-free gum/candy might help in stimulating saliva and thereby prevents drying of the mouth.
Please consult your doctor before taking Fastgen-20mg Capsule if you have glaucoma as it might cause increased pressure in the eye.
Consult tour doctor before taking Fastgen-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 Fastgen-20mg Capsule . Talk to your doctor if you experience fluctuations in blood sugar levels.
Fastgen-20mg Capsule might increase the risk of bone fractures. Talk to your doctor before taking Fastgen-20mg Capsule if you have osteoporosis. Consult your doctor if you experience bone pain.
Fastgen-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 Fastgen-20mg Capsule .

Country of origin

India

Manufacturer/Marketer address

Crown Heights ,709,7th Floor, Near Rithala Metro Station, Opp. JIMS College., Sector-10, Rohini-110085. New Delhi
Other Info - FAS0108

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