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Fabihenz 400mg Tablet
Last updated on 31 Mar 2026 | 09:30 AM (IST)
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Introduction to Fabihenz 400mg Tablet
Fabihenz 400mg tablet is an Antiviral drug with an active ingredient called Favipiravir. It belongs to the medication class known as Pyrazinecarboxamide derivative. It is used to treat influenza and other viral infections, including Covid-19. It is not recommended for those younger than 18 years. Do not consume this medicine if allergic to Favipiravir and its other ingredients. Inform your physician if you have liver disease or kidney condition. Inform your physician if you have abnormalities in uric acid metabolism (gout, hyperuricemia, etc). Inform your physician if you are pregnant or planning to get pregnant or breastfeeding. In men, this medicine can pass into semen, so use effective contraception during and after seven days of the last dose. Discuss with your doctor for more fertility concerns. Before starting with Fabihenz 400mg, notify your doctor if you consume any other medicine.
Uses of Fabihenz 400mg Tablet
- Viral infections such as influenza.
- Mild to moderate COVID-19 disease
Therapeutic Effects of Fabihenz 400mg Tablet
Fabihenz 400mg tablet metabolizes to ribosyl triphosphate and converts into its active form called Favipiravir-RTP, and it works by inhibiting the activity of the enzyme (RNA polymerase) that is necessary for viral replication. It works by stopping the replication of the infection-causing virus in the body.
Interaction of Fabihenz 400mg Tablet with other drugs
Inform your doctor about any prescribed medications, over-the-counter medicines, nutritional or vitamin supplements, and herbal products you take or have taken before the treatment. Certain medications may interact with Fabihenz 400mg and can cause undesirable side effects.
More Information about Fabihenz 400mg Tablet
- Keep out of sight and reach of pets and children
- Store protected from light at a temperature not exceeding 30°C.
How to consume Fabihenz 400mg Tablet
Take Fabihenz 400mg as advised by your physician. Do not crush, chew, or open the medicine. Your physician will decide the correct dosage and duration based on age, body weight, and disease condition. Only stop taking the tablet if your doctor advises you to stop.
Safety Advice for Fabihenz 400mg Tablet
Breast Feeding
Taking Fabihenz 400mg while breastfeeding may be unsafe because it may affect the child. Do not breastfeed while taking this medicine. Therefore, talk with your doctor to get more information.
Alcohol
It is unknown whether consuming alcohol while taking Fabihenz 400mg tablet is safe. Please speak with your physician.
Liver
Inform your physician if you have liver problems because Fabihenz 400mg should be used cautiously with a liver condition.
Lungs
It is unknown whether Fabihenz 400mg is safe to administer in patients with lung problems. Inform your physician if you have any lung disease before starting the treatment. Contact your doctor if you experience any lung-related symptoms.
Driving
While taking Fabihenz 400mg, driving or using machines may be unsafe. Consult your doctor immediately if you experience any side effects.
Pregnancy
Fabihenz 400mg is unsafe to use during pregnancy as it may harm the unborn baby. Report to your doctor if you are pregnant or think you may be pregnant or planning for the pregnancy before starting the treatment.
Side Effects of Fabihenz 400mg Tablet
Side Effects are unwanted symptoms caused by medicines. Although all medicines cause side effects, not everyone gets them.
Serious
- Allergic reactions
- Increased blood uric acid levels
- Abnormal behavior
- Jaundice
- Shock
- Pneumonia
- Stevens-Johnson syndrome
- Thrombocytopaenia
- Liver problems
- Kidney injury
- Psychiatric symptoms (disturbance of consciousness, delirium, hallucinations, delusions, convulsions, etc.
Common
- Diarrhea
- Increased uric acid level in blood
- Fatigue
- Dizziness
Word of Advice
Discuss effective contraception methods with your doctor, along with fertility concerns. Do not stop the medicine until your doctor advises. Before consuming Fabihenz 400mg tablet, notify your doctor if you have problem with kidney. Notify your doctor if you experience any serious side effects. You are doctor may change your dose or stop the treatment. This medicine is not recommended for children or adolescents.
FAQs about Fabihenz 400mg Tablet
Q1.
Why is it mandatory to use effective contraception during the treatment of 400mg?
To avoid unwanted pregnancy, it is advised to use effective contraception while taking Fabihenz 400mg. In men, there is the possibility of the drugs getting absorbed in the semen. So it is better to discuss effective contraception with your doctor and use it accordingly.
Q2.
How can I manage diarrhea while taking Fabihenz 400mg?
If you experience diarrhea while taking Fabihenz 400mg, it is important to stay hydrated by drinking plenty of fluids. Your doctor may also recommend over-the-counter or prescription medications to help manage your diarrhea. If your diarrhea is severe or persistent, you should contact your doctor.
Q3.
Is Fabihenz 400mg an antiviral drug?
Yes, Fabihenz 400mg is an antiviral drug belonging to the Pyrazinecarboxamide derivatives group.
Q4.
What are the common side effects of Fabihenz 400mg?
Fabihenz 400mg's most common side effects are diarrhea, increased uric acid level, fatigue, and dizziness.
Q5.
Who should not take Fabihenz 400mg?
Fabihenz 400mg is not recommended for pregnant or breastfeeding women or children. It should also be used cautiously in patients with kidney or liver disease and if you have a past with gout condition.
Fact Box of Fabihenz 400mg Tablet
Molecule Name: Favipiravir | Therapeutic class: Anti-viral |
Pharmacological class: Pyrazinecarboxamide derivatives | Indications: 1. Viral infections such as influenza. 2. Mild to moderate COVID-19 disease |
References
- U Agrawal et al, Favipiravir: A new and emerging antiviral option in Covid 19, [Revised on 2020] [Accessed on 09th Apr 2023], https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7467067/pdf/main.pdf
- Ghasemnejad-Berenji M, Pashapour S. Favipiravir and COVID-19: A. Drug Res, 2021, 71: 166–170 [Accessed on 09th Apr 2023], https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8043595/pdf/10-1055-a-1296-7935.pdf
- Y Furuta, Favipiravir (T-705), a broad-spectrum inhibitor of viral RNA Polymerase, Proc Jpn Acad Ser B Phys Biol Sci, 2017, 93(7):449-463 [Accessed on 09th Apr 2023], https://pubmed.ncbi.nlm.nih.gov/28769016/
- Ciplamed, [Revised on 27th Nov 2020] [Accessed on 09th Apr 2023], https://www.ciplamed.com/content/ciplenza-tablets
Disclaimer
MrMed’s primary intention is to ensure that its consumers get information that is reviewed by experts, accurate and trustworthy. The information and contents of this website are for informational purposes only. They are not intended to be a substitute for professional medical advice, diagnosis, or treatment. Please seek the advice of your doctor and discuss all your queries related to any disease or medicine. Do not disregard professional medical advice or delay in seeking it because of something you have read on MrMed. Our mission is to support, not replace, the doctor-patient relationship.
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Author Details
Written By
Aswini Priya Velmurugan
PG in Biotechnology
Reviewed By
Dr. Tejashwin Adiga
MBBS
Last updated : 31 Mar 2026 | 09:30 AM (IST)
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