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F 20 Tablet
Prescription Required
Overview
Introduction of F 20 Tablet
F 20 Tablet is a prescription medicine used in the treatment of depression, anxiety disorder, phobia, post traumatic stress disorder, and obsessive-compulsive disorder. It works by increasing the levels of serotonin, a chemical messenger in the brain.
F 20 Tablet should be taken in the dose and duration as advised by your doctor but take it at the same time each day to get the most benefit. The dose and how often you need it will be decided by your doctor so that you get the right amount to control your symptoms. It may be increased gradually. If you have trouble sleeping it may be best to take this medicine in the morning. It may take a few weeks before you start to feel better. Do not change the dose or stop taking it without talking to your doctor, even if you feel well. Your condition may get worse or you may suffer unpleasant withdrawal symptoms. Let your doctor know if you do not see any improvement after four weeks.
The most common side effects of this medicine include rash, panic attacks, low sexual desire, sleepiness, ejaculation disorder and nausea. Some people gain weight while being treated with it. Keep taking the medicine but talk to a doctor if these side effects bother you. There may be ways of preventing or reducing them. You should avoid driving or operating machinery until you know how this medicine affects you.
Before taking it, you should tell your doctor if you have epilepsy, diabetes, liver or kidney disease, heart problems, glaucoma, drug addiction or bipolar disorder. These may affect your treatment. Pregnant or breastfeeding women should also consult their doctor before taking it. Some other medicines may affect the way it works, especially other antidepressants and medicines called MAO inhibitors. Please tell your doctor about all the medicines you are taking to make sure you are safe.
F 20 Tablet should be taken in the dose and duration as advised by your doctor but take it at the same time each day to get the most benefit. The dose and how often you need it will be decided by your doctor so that you get the right amount to control your symptoms. It may be increased gradually. If you have trouble sleeping it may be best to take this medicine in the morning. It may take a few weeks before you start to feel better. Do not change the dose or stop taking it without talking to your doctor, even if you feel well. Your condition may get worse or you may suffer unpleasant withdrawal symptoms. Let your doctor know if you do not see any improvement after four weeks.
The most common side effects of this medicine include rash, panic attacks, low sexual desire, sleepiness, ejaculation disorder and nausea. Some people gain weight while being treated with it. Keep taking the medicine but talk to a doctor if these side effects bother you. There may be ways of preventing or reducing them. You should avoid driving or operating machinery until you know how this medicine affects you.
Before taking it, you should tell your doctor if you have epilepsy, diabetes, liver or kidney disease, heart problems, glaucoma, drug addiction or bipolar disorder. These may affect your treatment. Pregnant or breastfeeding women should also consult their doctor before taking it. Some other medicines may affect the way it works, especially other antidepressants and medicines called MAO inhibitors. Please tell your doctor about all the medicines you are taking to make sure you are safe.
Uses of F 20 Tablet
F 20 Tablet side effects
Common
- Rash
- Panic attacks
- Low sexual desire
- Sleepiness
- Ejaculation disorder
- Nausea
- Dryness in mouth
- Indigestion
- Abnormal dreams
- Anxiety
- Diarrhea
- Weight loss
- Erectile dysfunction
- Tremor
- Depression
- Loss of appetite
- Weakness
- Influenza like syndrome
- Sore throat
- Nasal congestion
- Sweating
- Yawning
How to use F 20 Tablet
Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. F 20 Tablet may be taken with or without food, but it is better to take it at a fixed time.
How F 20 Tablet works
F 20 Tablet is a selective serotonin reuptake inhibitor (SSRI) antidepressant. It works by increasing the levels of serotonin, a chemical messenger in the brain. This improves mood and physical symptoms in depression and relieves symptoms of panic and obsessive disorders.
F 20 Tablet related warnings
Alcohol
UNSAFE
It is unsafe to consume alcohol with F 20 Tablet
Pregnancy
CONSULT YOUR DOCTOR
F 20 Tablet may be unsafe to use during pregnancy. Although there are limited studies in humans, animal studies have shown harmful effects on the developing baby. Your doctor will weigh the benefits and any potential risks before prescribing it to you. Please consult your doctor.
Lactation
CONSULT YOUR DOCTOR
F 20 Tablet is probably unsafe to use during breastfeeding. Limited human data suggests that the drug may pass into the breastmilk and harm the baby.
Driving
UNSAFE
F 20 Tablet may cause side effects which could affect your ability to drive.
Kidney
SAFE IF PRESCRIBED
F 20 Tablet is probably safe to use in patients with kidney disease. Limited data available suggests that dose adjustment of F 20 Tablet may not be needed in these patients. Please consult your doctor.
Liver
CAUTION
F 20 Tablet should be used with caution in patients with liver disease. Dose adjustment of F 20 Tablet may be needed. Please consult your doctor.
Alternate Brands
For informational purposes only. Consult a doctor before taking any medicines.
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Expert Advice
- It may be better for older people as it does not affect the heart.
- Take it in the morning since it can keep you awake if taken late at night.
- It may cause anxiety and agitation when you first start taking it.
- It may cause weight loss and decreased appetite.
- Don't drive or do anything requiring concentration until you know how F 20 Tablet affects you.
- Talk to your doctor if you notice sudden mood changes or develop suicidal thoughts.
- Inform your doctor if you experience decreased sex drive or difficulty having an orgasm.
- The addiction/dependence potential of F 20 Tablet is very less.
- Do not take F 20 Tablet if you are taking MAO inhibitors.
- This medicine, when taken in combination with other drugs, leads to Serotonin syndrome. Avoid serotonergic drugs like triptans, lithium, and tramadol.
- Do not stop taking medication suddenly without doctor consultation as that may lead to agitation, anxiety, and dysphoria.
Interaction with Drugs
Taking F 20 with any of the following medicines can modify the effect of either of them and cause some undesirable side effects
Brand(s): Carz, Antep
SERIOUS
Brand(s): DLX, Dulok
SERIOUS
Brand(s): Imirise, Imikon
SERIOUS
Brand(s): Stoin, Marantin
SERIOUS
Brand(s): Euroglip, Pridex MG, Glimpee
SERIOUS
Brand(s): Diabic, Glicla
SERIOUS
Brand(s): Cizonil
SERIOUS
Brand(s): R Zep
SERIOUS
Patient Concerns
FAQs
Q. Is F 20 a selective serotonin re−uptake inhibitor (SSRI)?
F 20 is an antidepressant drug and belongs to the class of selective serotonin re−uptake inhibitors (SSRIs). In adults, this medicine is used to treat major depressive episodes, eating disorder (bulimia nervosa) and obsessive-compulsive disorder (OCD). In children and adolescents aged eight years and above, it is used to treat moderate to severe major depressive disorder. Consult a doctor if you think you are suffering from depression as the treatment should always be taken as advised by a doctor.
Q. Is F 20 a monoamine oxidase inhibitor (MAOIs)?
F 20 is not a monoamine oxidase inhibitor (MAOIs). It is an antidepressant and belongs to a class of medications known as selective serotonin reuptake inhibitors (SSRIs).
Q. Does F 20 cause sleepiness?
Somnolence (sleepiness) is a common side effect associated with the use of F 20. However, F 20 can also cause other sleep problems like insomnia (inability to sleep) and abnormal dreams. Talk to your doctor in case you experience sleep problems while taking F 20.
Q. Does F 20 cause constipation?
F 20 has not been reported to cause constipation. Talk to your doctor if you experience constipation while taking F 20.
Q. Can I take fluoxetine with citalopram?
Fluoxetine and citalopram both increase the serotonin levels and when used together can increase the risk of serotonin syndrome (fever, muscle stiffness or tremor, confusion, irritability, and extreme agitation). ECG monitoring may also be required as there could be some changes in your heart rhythm (prolonged QTc interval). Talk to your doctor as you may need an alternative for one of these medicines.
Q. Is F 20 a placebo?
F 20 is not a placebo, it is an active drug, an antidepressant which belongs to the class of medications known as selective serotonin re-uptake inhibitors (SSRIs).
Q. Is F 20 a stimulant?
F 20 is not a stimulant. It is an antidepressant and belongs to a class of medications known as selective serotonin reuptake inhibitors (SSRIs)
Q. Can I take fluoxetine with diazepam?
Fluoxetine can be taken with diazepam. No drug-drug interactions have been reported between the two. However, interactions can occur. Please consult your doctor before taking the two medicines together.
Q. Does F 20 cause weight gain?
F 20 does not cause weight gain, rather it causes weight loss, which is a common side effect seen with its use. Weight loss is usually proportional to baseline body weight. Please consult your doctor if you experience a change in weight while taking F 20.
Q. Does F 20 make you tired?
F 20 can make you feel tired. Fatigue (extreme tiredness) is a very common side effect of F 20. Please consult your doctor if you experience excessive tiredness while taking it as the dose may need to be changed.
Q. Does F 20 expire?
Yes, like any other medicine F 20 has an expiry date. Please check the expiry date mentioned on the pack before taking the medicine.
Q. Does F 20 help in anxiety?
F 20 is used for the treatment of anxiety and other associated conditions like panic disorder, obsessive-compulsive disorder (OCD) and phobias. It also helps in depression associated with or without anxiety. Consult a doctor for the right treatment of your anxiety before starting any medicines.
Q. Does F 20 cause acne?
F 20 has not been reported to cause acne. Talk to your doctor if you develop acne while taking F 20.
Q. Does F 20 work?
F 20 works if taken for the right indication at prescribed doses for the prescribed duration as advised by your doctor.
Q. Does F 20 cause a headache?
Headache is a very common side effect of F 20. Please consult your doctor if you experience excessive headache while taking F 20.
Q. Does F 20 cause nausea?
Nausea is a very common side effect of F 20. Please consult your doctor if you experience excessive nausea while taking F 20.
Q. Can I take F 20 for life?
You should take F 20 only for the duration as advised by your doctor. Also, you should not stop the medicine without consulting your doctor.
Q. How long can I take F 20 for?
You should take F 20 only for the duration as advised by your doctor. You should not stop the medicine without consulting your doctor.
Q. Can I take F 20 for hot flushes?
F 20 is not used for the treatment of hot flushes. It is used for the treatment of depression and belongs to a group of medicines called selective serotonin re−uptake inhibitors (SSRI) antidepressants.
Q. Can I take fluoxetine with paracetamol?
Fluoxetine can be taken with paracetamol, however, when taken together paracetamol can increase the antidepressant effect of fluoxetine. Talk to your doctor before taking the two medicines as there could be other effects of using the two medicines together.
Q. Can I take fluoxetine with amitriptyline?
Fluoxetine may possibly change the blood levels of amitriptyline. Your doctor may need to lower the dose of amitriptyline when administered with fluoxetine. Talk to your doctor before taking these two medicines together.
Q. Can I take fluoxetine with alcohol?
Fluoxetine when taken with alcohol, does not increase the effects of alcohol, however, it may affect your judgment or coordination and make you dizzy. Talk to your doctor regarding the use of alcohol when you are taking fluoxetine.
Q. Can I take fluoxetine with lorazepam?
Fluoxetine can be taken with lorazepam. No drug-drug interactions have been reported between the two. However, interactions can occur. Please consult your doctor before taking the two medicines together.
Q. Can I take fluoxetine with omeprazole?
Fluoxetine may increase the level or effect of omeprazole by decreasing its metabolism. Consult a doctor before taking the two medicines together.
Q. Can I take F 20 with birth control?
F 20 can be taken with birth control pills. No drug-drug interactions have been reported between the two. However, this does not mean that interactions cannot occur. Please consult your doctor before taking the two medicines together.
Q. Can I take fluoxetine with amoxicillin?
Fluoxetine can be taken with amoxicillin. No drug-drug interactions have been reported between the two. However, interactions can occur. Consult a doctor before taking the two medicines together.
Q. Can I take fluoxetine with ibuprofen?
Fluoxetine, when given with ibuprofen, may increase the risk of gastric side effects. Consult a doctor before taking the two medicines together.
Q. Can I take F 20 with phentermine?
F 20. when given with phentermine, may increase the effects of phentermine like nervousness, anxiety, restlessness. There could also be an increased risk of serotonin syndrome (fever, muscle stiffness or tremor, confusion, irritability, and extreme agitation). The reason for an increase in toxicity is not clear. Please consult your doctor before taking the two medicines together.
Q. Can I take fluoxetine with tramadol?
Fluoxetine when taken along with tramadol, can lead to an increased risk of serotonin syndrome (fever, muscle stiffness or tremor, confusion, irritability, and extreme agitation). Consult a doctor before taking the two medicines together.
Q. Is F 20 safe?
F 20 is safe if taken for prescribed duration in prescribed doses as advised by your doctor.
Q. Is F 20 addictive?
F 20 is not addictive in nature. No habit forming potential has been seen with its use. Always follow your doctor's advice regarding the duration of its use.
Q. Is F 20 safe in pregnancy?
There have been some reports showing an increased risk of birth defects affecting the heart in babies when the mother took F 20 during the first few months of pregnancy. When taken during the last three months of pregnancy, it may increase the risk of a serious condition in babies, called persistent pulmonary hypertension of the new born (PPHN), making the baby breathe faster and appear bluish. These symptoms usually begin during the first 24 hours after the baby is born. So, it is advisable not to use F 20 during pregnancy. If you are pregnant or you are planning to have a baby, ask your doctor for advice before taking this medicine.
Q. Is F 20 a controlled substance?
F 20 is not a controlled substance. It's a prescription medicine and is available on providing a valid prescription.
Q. Is F 20 a narcotic?
F 20 is not a narcotic substance. It belongs to a group of medicines called selective serotonin re−uptake inhibitors (SSRI) antidepressants.
Q. Is F 20 a benzodiazepine?
F 20 is not a benzodiazepine. It belongs to a group of medicines called selective serotonin re−uptake inhibitors (SSRIs) antidepressants.
Q. Can I take fluoxetine with naproxen?
Fluoxetine, when given with naproxen, may increase the risk of gastric side effects. Consult a doctor before taking the two medicines together.
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Disclaimer: 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover all possible side effects, drug interactions or warnings or alerts. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.
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References
- Stahl SM, editor. Fluoxetine. In: Stahl's Essential Pschopharmacology: Prescriber's Guide. 5th ed. New York, New York: Cambridge University Press; 2014. pp. 247-52.
- Briggs GG, Freeman RK, editors. A Reference Guide to Fetal and Neonatal Risk: Drugs in Pregnancy and Lactation. 10th ed. Philadelphia, PA: Wolters Kluwer Health; 2015. pp. 563-70.
- Fluoxetine hydrochloride. Dublin, Ireland: Endo Ventures Limited; 2017 [revised 25 Jul. 2017]. [Accessed 25 Jan. 2019] (online) Available from:
- Drugs.com. Fluoxetine. [Accessed 25 Mar. 2019] (online) Available from:
- Chaves RG, Lamounier JA. Breastfeeding and maternal medications. J Pediatr (Rio J). 2004;80(5 Suppl):S189-S198. [Accessed 20 Mar. 2019] (online) Available from:
- Central Drugs Standard Control Organisation (CDSCO). [Accessed 25 Mar. 2019] (online) Available from:
Manufacturer/Marketer Address
Registered Office:, 103-104, Mahajan Tower, Plot No.7, LSC, Shreshtha Vihar, Delhi - 110092
A licensed pharmacy from your nearest location will deliver F 20 Tablet. Once the pharmacy accepts your order, the details of the pharmacy will be shared with you. Acceptance of your order is based on the validity of your prescription and the availability of this medicine.
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