fpx n 0.5mg/10mg tablet - Flupenthixol (0.5mg) + Nortriptyline (10mg) medicine

FPX N 0.5mg/10mg Tablet: Complete Guide to Uses, Side Effects, and Safety

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🏭 Tripada Lifecare Pvt Ltd 📦 Varies by brand 💊 Allopathy 📅 Updated: Oct 22, 2026
📋 Prescription Required 💊 Generic Available
Medically Reviewed
11 min read
Evidence: Moderate
Reviewed by
SaathiMed Expert Panel | Oct 22, 2026
🩺
Medically Fact-Checked & Clinically Verified by SaathiMed Clinical Review Board
Clinical Reference Standards: CDSCO (Central Drugs Standard Control Organisation), Indian Pharmacopoeia (IP) & WHO | Last Updated: September 2026

When to Call Your Doctor IMMEDIATELY

  • High fever with muscle rigidity and confusion
  • Irregular heartbeat or palpitations
  • Severe dizziness or fainting
  • Involuntary movements of face, tongue, or limbs
  • Seizures
  • Yellowing of skin or eyes
  • Difficulty breathing or swallowing
  • Suicidal thoughts or behavior

If experiencing severe symptoms, call emergency services immediately.

What is fpx n 0.5mg/10mg tablet used for?

This medicine is a combination of flupenthixol (an antipsychotic) and nortriptyline (a tricyclic antidepressant) used to treat depression with anxiety or psychotic features. It works by balancing chemicals in the brain to improve mood and reduce anxiety.

  • Generic Name: Flupenthixol (0.5mg) + Nortriptyline (10mg)
  • Manufacturer: Tripada Lifecare Pvt Ltd
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 fpx n 0.5mg/10mg tablet के बारे में (Hindi Summary)

उपयोग: यह दवा फ्लूपेंथिक्सोल और नॉर्ट्रिप्टिलाइन का संयोजन है, जिसका उपयोग अवसाद (डिप्रेशन) के इलाज में किया जाता है, खासकर जब चिंता या मानसिक लक्षण भी मौजूद हों। यह मूड को बेहतर बनाने और चिंता को कम करने में मदद करती है।

साइड इफेक्ट्स: इस दवा के सामान्य दुष्प्रभावों में मुँह सूखना, नींद आना, चक्कर आना, धुंधली दृष्टि, कब्ज और वजन बढ़ना शामिल हैं। गंभीर दुष्प्रभावों में अनियमित दिल की धड़कन, बेहोशी, दौरे और न्यूरोलेप्टिक मैलिग्नेंट सिंड्रोम शामिल हो सकते हैं। यदि आपको कोई गंभीर दुष्प्रभाव महसूस हो, तो तुरंत डॉक्टर से संपर्क करें।

सुरक्षा सलाह: इस दवा को डॉक्टर के निर्देशानुसार ही लें। इसे अचानक बंद न करें, क्योंकि इससे withdrawal के लक्षण हो सकते हैं। इस दवा के साथ शराब न लें। जब तक आपको पता न चले कि यह दवा आप पर कैसा असर करती है, तब तक वाहन चलाने या मशीनरी चलाने से बचें। यदि आप गर्भवती हैं या स्तनपान करा रही हैं, तो डॉक्टर से सलाह लें।

💡 Did You Know? India has the highest number of USFDA-compliant plants outside the USA.

💊 fpx n 0.5mg/10mg tablet Uses & Benefits

  • [{"condition":"Depression with anxiety","description":"This medicine is used to treat depression accompanied by anxiety symptoms.
  • The combination helps improve mood and reduce anxiety.","evidence":"Well-established"},{"condition":"Depression with psychotic features","description":"It may be used when depression is accompanied by psychotic symptoms such as hallucinations or delusions.","evidence":"Moderate"},{"condition":"Treatment-resistant depression","description":"Sometimes prescribed when other antidepressants have not been effective.","evidence":"Limited"}]

Off-label uses: [{"condition":"Chronic pain with depression","description":"Nortriptyline component may help with certain types of chronic pain, but this combination is not primarily indicated for pain.","evidence":"Limited"},{"condition":"Anxiety disorders","description":"May be used off-label for severe anxiety, but not first-line.","evidence":"Limited"}]

Primary treatment for: Depression

Also treats: Anxiety, Psychotic depression

📋 Drug Information

Generic Name(s)Flupenthixol (0.5mg) + Nortriptyline (10mg)
Brand Namefpx n 0.5mg/10mg tablet
ManufacturerTripada Lifecare Pvt Ltd
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassNEURO CNS
Action Class
Route of AdministrationOral
StorageStore at room temperature (15-30°C) in a dry place, away from direct sunlight and moisture. Keep out of reach of children.
Shelf Life24 months from the date of manufacture.
WHO GuidelineNot established from the available information.
ICMR GuidelineNot established from the available information.

👨‍⚕️ Doctor's Practical Tips

Evidence-based practical advice from experienced clinicians

1
Take this medicine at bedtime to minimize daytime drowsiness.
2
Do not stop this medicine abruptly; always taper under medical supervision.
3
Monitor for suicidal thoughts, especially in the first few weeks of treatment.
4
Avoid alcohol and other CNS depressants while taking this medicine.
5
Report any involuntary muscle movements to your doctor immediately.
6
Regular follow-up is essential to monitor response and side effects.
7
Inform your doctor if you have a history of heart disease, seizures, or glaucoma.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

✅
Depression with anxiety
This medicine is commonly prescribed for this.
Likely Use
✅
Psychotic symptoms
May be used if depression includes psychotic features.
Likely Use
❌
Fever
This medicine is not a primary fever reducer.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionFlupenthixol is well absorbed after oral administration. Nortriptyline is also well absorbed from the gastrointestinal tract. Food does not significantly affect absorption.
DistributionBoth components are widely distributed in the body. Flupenthixol is highly protein-bound. Nortriptyline is also highly protein-bound and crosses the blood-brain barrier.
Protein BindingFlupenthixol: approximately 99% bound to plasma proteins. Nortriptyline: approximately 92% bound to plasma proteins.
MetabolismFlupenthixol is metabolized in the liver via sulfoxidation and glucuronidation. Nortriptyline is metabolized in the liver primarily by CYP2D6 and to a lesser extent by CYP1A2, CYP2C19, and CYP3A4.
Half-LifeFlupenthixol: approximately 20-40 hours. Nortriptyline: approximately 18-44 hours.
ExcretionBoth components and their metabolites are excreted mainly in urine and feces.
BioavailabilityFlupenthixol: approximately 40-60%. Nortriptyline: approximately 50-80%.
Onset of ActionAntidepressant effects may take 2-4 weeks to become noticeable. Anxiolytic and antipsychotic effects may occur within hours to days.
Peak Plasma TimeFlupenthixol: 2-4 hours. Nortriptyline: 7-8 hours.
Duration of ActionFlupenthixol: approximately 24 hours. Nortriptyline: approximately 24 hours.

How It Works

This medicine combines two active ingredients with different mechanisms. Flupenthixol blocks dopamine D1 and D2 receptors in the brain, which helps reduce psychotic symptoms and agitation. Nortriptyline inhibits the reuptake of serotonin and norepinephrine, increasing their availability in the synaptic cleft, which improves mood. The combination aims to address both depressive and anxious/psychotic symptoms.

Mechanism Steps

1
Dopamine receptor blockade: Flupenthixol binds to and blocks dopamine D2 receptors in the mesolimbic pathway, reducing psychotic symptoms and agitation.
2
Serotonin and norepinephrine reuptake inhibition: Nortriptyline inhibits the reuptake of serotonin and norepinephrine, increasing their concentrations in the synaptic cleft.
3
Enhanced neurotransmission: Increased serotonin and norepinephrine lead to improved mood and reduced depressive symptoms.
4
Anxiolytic effect: The combination of dopamine blockade and increased monoamines contributes to reduction in anxiety.

💡 How to Take fpx n 0.5mg/10mg tablet

Strength: Tablet containing flupenthixol 0.5 mg and nortriptyline 10 mg.

1Take this medicine orally with a glass of water.
2It can be taken with or without food, but taking it with food may reduce stomach upset.
3Take it at the same time each day to maintain consistent blood levels.
4Do not crush, chew, or break the tablet unless advised by your doctor.
5If you miss a dose, follow the missed dose instructions.
6Do not stop taking this medicine suddenly without consulting your doctor.

Dosage Information

Adult DosageThe usual adult dose is one tablet taken orally once or twice daily, or as directed by your doctor. The dose may be adjusted based on your response and tolerance. Dose must be individualized by a qualified clinician based on indication, age, weight, renal and hepatic function.
Pediatric DosagePediatric dosing is not established from available information. Consult a pediatrician.
Elderly DosageElderly patients may be more sensitive to the effects of this medicine. Start with a lower dose and titrate slowly. Monitor for falls, confusion, and cardiac effects.
Renal ImpairmentUse with caution in patients with renal impairment. Dose adjustment may be necessary. Consult your doctor.
Hepatic ImpairmentUse with caution in patients with hepatic impairment. Dose reduction may be required. Consult your doctor.
Maximum Daily DoseThe maximum daily dose should not exceed what is prescribed by your doctor. Typically, flupenthixol 0.5 mg and nortriptyline 10 mg once or twice daily. Do not exceed the prescribed dose.

Dosage Timeline

🌅 Morning ❌ ☀️ Afternoon ❌ 🌆 Evening ❌ 🌙 Night ❌

🍽️ Food Timing Guide

With food
Take with meals
Reduces stomach upset.
Grapefruit
Avoid
May increase drug levels.
Alcohol
Avoid
Increases sedation and dizziness.

⏰ What to Do If You Miss a Dose

📌 Less than half the dosing interval has passed
→ Take the missed dose as soon as you remember.
💡 Continue with the regular schedule.
📌 More than half the dosing interval has passed
→ Skip the missed dose.
💡 Do not double dose to catch up.

⚠️ Side Effects of fpx n 0.5mg/10mg tablet

✅ Common Side Effects

Dry mouth (Common (10-30%))
Chew sugar-free gum or sip water. Consult doctor if severe.
Drowsiness (Common (10-20%))
Avoid driving or operating machinery until effect wears off. Take at bedtime if advised.
Dizziness (Common (5-15%))
Rise slowly from sitting or lying position. Consult doctor if persistent.
Constipation (Common (5-15%))
Increase fiber and fluid intake. Consult doctor if no relief.
Blurred vision (Common (5-10%))
Usually temporary. Consult doctor if persistent.

🚨 Serious Side Effects

Neuroleptic malignant syndrome (Rare (<0.1%))
Seek immediate medical attention if you experience high fever, muscle rigidity, confusion, or irregular pulse.
Tardive dyskinesia (Rare (<0.1%))
Report involuntary movements of face, tongue, or limbs to doctor immediately.
Cardiac arrhythmias (Rare (<0.1%))
Seek immediate medical attention if you experience palpitations, fainting, or chest pain.
Seizures (Rare (<0.1%))
Call emergency services if a seizure occurs.
Severe allergic reaction (Rare (<0.1%))
Seek immediate medical attention if you experience rash, swelling, or difficulty breathing.

⚠️ Rare Side Effects

Blood dyscrasias
Report unusual bruising or bleeding to doctor.
Liver toxicity
Report yellowing of skin or eyes to doctor.
Photosensitivity
Use sunscreen and protective clothing.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

Drug Severity Effect
MAO inhibitors Major
CYP2D6 inhibitors Major
QT-prolonging drugs Major
CNS depressants Moderate
Anticholinergics Moderate
Antihypertensives Moderate
Cimetidine Minor
Rifampicin Minor
Alcohol Moderate
Grapefruit juice Minor

🚨 Major Interactions

  • MAO inhibitors
  • CYP2D6 inhibitors (e.g., fluoxetine, paroxetine, quinidine)
  • QT-prolonging drugs (e.g., amiodarone, sotalol, haloperidol)

⚡ Moderate Interactions

  • CNS depressants (e.g., benzodiazepines, opioids, alcohol)
  • Anticholinergic drugs (e.g., benztropine, diphenhydramine)
  • Antihypertensive drugs

🍷 Alcohol Interaction

Avoid alcohol while taking this medicine. Alcohol can increase drowsiness, dizziness, and impair judgment, and may worsen depression.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Hypersensitivity to flupenthixol, nortriptyline, or any component of the formulation","Concurrent use with monoamine oxidase inhibitors","Recent myocardial infarction","Severe liver disease","Untreated narrow-angle glaucoma","Urinary retention","Severe cardiovascular disorders","Children under 18 years of age"]

⚠️ Warnings & Precautions

["May cause drowsiness; avoid driving or operating machinery until effects are known.","Avoid alcohol consumption.","Do not stop abruptly; taper gradually under medical supervision.","May increase risk of suicidal thoughts in young adults; monitor closely.","Use with caution in elderly patients due to increased risk of falls and confusion.","May cause anticholinergic effects; use with caution in patients with glaucoma or urinary retention.","May prolong QT interval; use with caution in patients with cardiac disease.","May cause neuroleptic malignant syndrome; monitor for symptoms.","May cause tardive dyskinesia with long-term use.","Use with caution in patients with a history of seizures."]

🤱 Lactation Safety

This medicine may pass into breast milk and could cause serious adverse effects in a nursing infant. Breastfeeding is not recommended while taking this medicine.

💊 Overdose Management

Overdose can cause severe symptoms such as irregular heartbeat, seizures, coma, and respiratory depression. Seek immediate medical attention. Treatment is supportive and symptomatic. There is no specific antidote. Gastric lavage may be considered if within 1-2 hours of ingestion. Monitor ECG and vital signs closely.

⏰ Missed Dose

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

Additional Safety Advice

General Safety

Take this medicine exactly as prescribed by your doctor. Do not stop taking it suddenly, as this can cause withdrawal symptoms such as nausea, headache, and insomnia. Avoid alcohol while taking this medicine, as it can increase drowsiness and dizziness. Be cautious when driving or operating machinery until you know how this medicine affects you. Inform your doctor if you have a history of heart disease, liver disease, kidney disease, seizures, or glaucoma. Regular monitoring of blood pressure, heart rate, and liver function may be required. Do not take this medicine if you are pregnant or breastfeeding without consulting your doctor.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Elderly patients are more sensitive to side effects such as drowsiness, dizziness, and confusion. Start with a lower dose and monitor closely for falls and cardiac effects.

🤰 Pregnancy Planning (TTC)

If you are planning pregnancy, consult your doctor before taking this medicine. It may not be safe during pregnancy. Your doctor may switch you to a safer alternative.

🏥 Post-Surgery Considerations

Inform your surgeon and anesthesiologist that you are taking this medicine. It may interact with anesthetic agents and affect recovery.

🦷 Dental Procedures

Inform your dentist that you are taking this medicine. It may cause dry mouth, increasing risk of dental problems. Maintain good oral hygiene.

💚 Lifestyle Tips for Better Results

🏃
Maintain a regular sleep schedule.
🥗
Engage in light exercise like walking or yoga.
😴
Practice stress-reduction techniques such as meditation.
💧
Stay connected with friends and family for emotional support.
🧘
Avoid alcohol and recreational drugs.
🌞
Follow a balanced diet rich in fruits and vegetables.

🏋️ Exercise Considerations

Avoid strenuous exercise until you know how this medicine affects you, as it may cause drowsiness or dizziness. Light to moderate exercise is generally safe.

🥗 Diet Recommendations

Include omega-3 rich foods like fish.
Reduce caffeine intake to minimize anxiety.
Stay well hydrated.
Eat fiber-rich foods to prevent constipation.

💼 Impact on Daily Work & Life

This medicine may cause drowsiness and dizziness, affecting your ability to drive or operate machinery. It may also affect concentration. Discuss with your doctor before resuming such activities.

🛑 When to Stop This Medicine

Do not stop this medicine without consulting your doctor. If you experience severe side effects or need to discontinue, your doctor will guide you on tapering the dose gradually.

📅 Long-Term Use Effects

Long-term use may increase the risk of tardive dyskinesia, metabolic changes, and cardiac effects. Regular monitoring of weight, blood sugar, lipids, and ECG is recommended. Periodic assessment of liver and kidney function may be needed. Do not stop without medical advice.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Psychotherapy

Cognitive behavioral therapy can complement medicine for depression.

Evidence: Well-established
Lifestyle changes

Regular exercise, healthy diet, and stress management can help improve mood.

Evidence: Well-established

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

No specific vaccine interactions reported. However, consult your doctor before receiving any vaccine while on this medicine.

📦 Storage Guide

✅ DO

Store at room temperature (15-30°C)

❌ DON'T

Do not refrigerate unless specified

✅ DO

Keep in original container

❌ DON'T

Do not transfer to unmarked containers

✅ DO

Keep away from direct sunlight

❌ DON'T

Do not store in bathroom cabinet

✈️ Traveling with This Medicine

Carry this medicine in its original packaging with a copy of your prescription. Keep it in your carry-on luggage. Store at room temperature, away from direct sunlight. If crossing time zones, adjust dosing schedule gradually in consultation with your doctor. Check customs regulations for controlled substances before traveling internationally.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 35-year-old woman with severe depression and anxiety
She was started on this medicine after other antidepressants failed. Within 3 weeks, her mood improved significantly, and anxiety reduced. She experienced dry mouth and drowsiness initially, which subsided after 2 weeks. She emphasizes the importance of taking it regularly and not stopping suddenly.
💡 Lesson: Consistent use and patience are key; side effects often diminish with time.
👤 A 50-year-old man with depression and psychotic features
He was prescribed this medicine for depression with hallucinations. After 4 weeks, his hallucinations decreased, and mood improved. He had mild constipation managed with diet. He advises others to report any unusual movements to the doctor.
💡 Lesson: This medicine can effectively treat complex depression, but monitoring for side effects is crucial.

💬 Questions Patients Often Ask

Q: How long does it take to work?

A: Antidepressant effects may take 2-4 weeks to become noticeable. Anxiolytic and antipsychotic effects may occur within hours to days.

Q: Can I stop taking this medicine suddenly?

A: No, stopping suddenly can cause withdrawal symptoms. Always taper gradually under medical supervision.

Q: Is it safe to take this medicine during pregnancy?

A: Not established from the available information. Consult your doctor if you are pregnant or planning pregnancy.

Q: What should I avoid while taking this medicine?

A: Avoid alcohol, driving, and operating machinery until you know how it affects you.

🤔 Common Patient Concerns

💭 These are the concerns patients most commonly raise

  • Can I take this medicine long-term?
  • Will it affect my kidney function?
  • Can I drive after taking this medicine?
  • Does it interact with my blood pressure medicine?
  • What if I miss a dose?
  • Can I drink alcohol while taking this?

🔄 Substitutes for fpx n 0.5mg/10mg tablet

View All

Alternative brands with exact same active ingredient:

Medical Note: Always consult your doctor before switching medications.

🛑 Myths vs. Facts

  • Myth: This medicine is addictive.
    Fact: This medicine is not addictive, but it can cause withdrawal symptoms if stopped suddenly. It should be tapered gradually under medical supervision.
  • Myth: I can stop taking this medicine once I feel better.
    Fact: You should continue taking this medicine as prescribed, even if you feel better, to prevent relapse. Consult your doctor before stopping.
  • Myth: This medicine will change my personality.
    Fact: This medicine is intended to treat your symptoms and help you feel more like yourself. It does not change your personality.

🔄 Alternative Options

Generic Alternatives

  • Flupenthixol and nortriptyline combination is available as generic tablets.

Brand Alternatives

  • FPX N 0.5mg/10mg Tablet

📊 Comparison with Similar Medicines

[{"medicine":"Flupenthixol + Nortriptyline","composition":"Flupenthixol 0.5mg + Nortriptyline 10mg","uses":"Depression with anxiety/psychotic features","notes":"Combination of antipsychotic and tricyclic antidepressant."},{"medicine":"Flupenthixol + Melitracen","composition":"Flupenthixol 0.5mg + Melitracen 10mg","uses":"Depression with anxiety","notes":"Melitracen is a tricyclic antidepressant similar to nortriptyline."},{"medicine":"Nortriptyline alone","composition":"Nortriptyline 10mg, 25mg, 50mg","uses":"Depression, neuropathic pain","notes":"Does not contain antipsychotic component."}]

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