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Fortwin 25 mg Tablet
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Fortwin 25 mg Tablet

Manufactured byRanbaxy Laboratories Ltd.
ContainsPentazocine
Description
Fortwin 25 mg Tablet is a potent analgesic medicine used in the treatment of moderate to severe pain for which alternative treatments are inadequate. This medicine should be used with extreme caution due to the increased risk of addiction.
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Side effectsConcernsUsageRelated products

Side effects

Major & minor side effects for Fortwin 25 mg Tablet

  • Hypersensitivity
  • Drowsiness
  • Change in mood
  • Headache
  • Constipation
  • Nausea and vomiting
  • Allergic skin reaction
  • Respiratory depression
  • Trouble sleeping
  • Blurred vision

Uses of Fortwin 25 mg Tablet

What is it prescribed for?

  • Moderate to severe pain
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Concerns

Commonly asked questions

  • How long does it take for this medicine to take effect?
    The effect of this medicine can be observed within 15 to 30 minutes of administration of the dose.
  • How long do the effects of this medicine last?
    The effect of this medicine lasts for an average duration of 2 to 3 hours.
  • Is it safe to consume alcohol while taking this medicine?
    Alcohol should not be consumed while receiving this medicine since it may increase the risk of drowsiness, lightheadedness, impairment in thinking and judgment, etc. It is advised that you do not perform any activities that require high mental alertness like driving a vehicle or operating heavy machinery if you consume alcohol during treatment with this medicine.
  • Is this a habit forming medicine?
    Habit forming tendency has been reported, especially after prolonged use. Patients should be monitored closely for any signs of abuse or addiction. Proper assessment of the patient, periodic reevaluation, and proper dispensing is recommended to limit the abuse of this medicine.
  • Can this medicine be taken during pregnancy?
    This medicine is not recommended for use in pregnant women unless necessary. The risks and benefits should be discussed with the doctor before taking this medicine.
  • Can this medicine be taken while breast-feeding?
    This medicine is not recommended for use in breastfeeding women unless necessary. The risks and benefits should be discussed with the doctor before taking this medicine.

Allergy

This medicine is not recommended for use in patients with a known allergy to pentazocine or any other inactive ingredients present in the formulation.
Warnings for special population

Pregnancy

This medicine is not recommended for use in pregnant women unless necessary. The risks and benefits should be discussed with the doctor before taking this medicine.

Breast-feeding

This medicine is not recommended for use in breastfeeding women unless necessary. The risks and benefits should be discussed with the doctor before taking this medicine.
General warnings

Use in pediatrics

This medicine is not recommended for use in patients less than 6 years of age since the safety and efficacy of use are not clinically established.

Adrenal insufficiency

This medicine may cause adrenal insufficiency like other opioid medicines, hence caution is advised while using this medicine for more than one month. Any unusual symptoms should be reported to the doctor on priority. Appropriate corrective measures, gradual withdrawal of therapy, and replacement with a suitable alternative may be required based on the clinical condition.

Severe hypotension

This medicine may cause severe hypotension while getting up from a lying or a sitting position. Patients are advised to get up slowly from a sitting or a lying position to avoid sudden hypotension, fainting, dizziness, etc. Report any unusual symptoms to the doctor immediately. Close monitoring of blood pressure, appropriate dose adjustments, or replacement with a suitable alternative may be required based on the clinical condition.

Withdrawal symptoms

Abrupt discontinuation of this medicine may cause withdrawal symptoms, especially after prolonged use. Gradual tapering of dosage is recommended to avoid withdrawal symptoms.

Sports

Use of this medicine is prohibited at all times according to category S7 of World Anti-Dopping Agency (WADA).

Driving or operating machinery

Use of this medicine may cause drowsiness or dizziness in some patients. It is advised that you do not perform any activities such as driving a vehicle or operating machinery if you experience any of these symptoms during treatment with this medicine.

Missed Dose

Take the missed dose as soon as you remember. The missed dose can be skipped if it is almost time for the next scheduled dose. Try not to miss any dose as the quantity and timings are very specific and non-adherence could cause some side effects.

Overdose

Seek emergency medical treatment or contact the doctor immediately if an overdose with this medicine is suspected.
All drugs interact differently for person to person. You should check all the possible interactions with your doctor before starting any medicine.
Interaction with Alcohol

Description

N/A

Instructions

Alcohol should not be consumed while receiving this medicine since it may increase the risk of drowsiness, lightheadedness, impairment in thinking and judgment, etc. It is advised that you do not perform any activities that require high mental alertness like driving a vehicle or operating heavy machinery if you consume alcohol during treatment with this medicine.
Interaction with Medicine

Baclofen

Citalopram

Ondansetron

Tramadol

Alprazolam

Fentanyl

Alvimopan

Disease interactions

Infectious Diarrhea

Therapy with opioids should be avoided or has to be given catuiously in patients with infectious diarrhoea, particularly that due to pseudomembranous enterocolitis or enterotoxin-producing bacteria or if accompanied by high fever, pus, or blood in the stool. This medicine may prolong and/or worsen diarrhoea.

Liver disease

Therapy with opioids has to be given cautiously and initiated at reduced dosages in patients with liver diseases due to the increased risk of severe adverse effects. Subsequent doses should be titrated based on individual response rather than a fixed dosing schedule.

Renal Dysfunction

Therapy with opioids should be given cautiously and initiated at reduced dosages in patients with renal dysfunction due to the increased risk of severe adverse effects. Subsequent doses should be titrated based on individual response rather than a fixed dosing schedule.

Acute myocardial infarction

Opioid analgesics should be given cautiously and only if the benefit of using this medicine outweighs the risks in patients with coronary insufficiency or acute myocardial infarction.

Intracranial pressure

This medicine should be given with caution and it is advised while using this medicine in patients with a head injury, intracranial lesions, or pre-existing elevated CSF pressure due to the increased risk of cerebral hypoxia and vasodilation leading to increased intracranial pressure.

Respiratory Depression

This medicine should be given with caution and it is advised while using this medicine and initiated at reduced dosages in patients with severe CNS or respiratory depression due to the increased risk of worsening of the patient's condition. Close monitoring of pulmonary function is recommended for such patients. Equipment for resuscitation should be immediately available if required.
Food interactions
Information not available.
Lab interactions
Information not available.
This is not an exhaustive list of possible drug interactions. You should consult your doctor about all the possible interactions of the drugs you’re taking.
Take this medicine as instructed by your doctor. Do not take in larger quantities than advised/prescribed. Do not share this medicine with others. Ensure that the treatment course is completed. Do not stop the use of this medicine without consulting your doctor.
Miscelleneous

Can be taken with or without food, as advised by your doctor

To be taken as instructed by doctor

Causes sleepiness

How it works
It acts on the brain and nervous system by changing the perception and response to pain.
Legal Status

Approved

Unknown

Approved

Approved

Classification

Category

Narcotic analgesics

Schedule

Schedule H1

Pentazocine: MedlinePlus Drug Information [Internet]. Medlineplus.gov. 2017 [cited 30 August 2017]. Available from:

https://medlineplus.gov/druginfo/meds/a601092.html

[Internet]. 2017 [cited 30 August 2017]. Available from:

https://www.medicines.org.uk/emc/PIL.18130.latest.pdf

Pentazocine - DrugBank [Internet]. Drugbank.ca. 2017 [cited 30 August 2017]. Available from:

https://www.drugbank.ca/drugs/DB00652
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Information on this page was last updated on 19 Feb 2020

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We’ve made all possible efforts to ensure that the information provided here is accurate, up-to-date and complete, however, it should not be treated as a substitute for professional medical advice, diagnosis or treatment. Practo only provides reference source for common information on medicines and does not guarantee its accuracy or exhaustiveness. The absence of a warning for any drug or combination thereof, should not be assumed to indicate that the drug or combination is safe, effective, or appropriate for any given patient. Practo does not assume any responsibility for any aspect of healthcare administered with the aid of information provided above. If you have any doubts about your medication then we strongly recommend that you consult with your doctor, nurse or healthcare provider. See detailed T&C here.