norval h tablet - Chlordiazepoxide (1mg) + Trifluoperazine (10mg) medicine

Libocalm 1mg/10mg Tablet: Complete Guide To Uses, Side Effects, And Safety

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🏭 A N Pharmacia 📦 Varies by brand 💊 Allopathy 📅 Updated: Oct 29, 2026
🤰 Pregnancy Category Not established from the available information. Use in pregnancy is not recommended unless clearly needed. Consult your doctor. 📋 Prescription Required 💊 Generic Available
Medically Reviewed
11 min read
Evidence: Limited evidence for combination; individual components have established evidence for specific indications.
Reviewed by
SaathiMed Expert Panel | Oct 29, 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, muscle rigidity, confusion, or irregular pulse (neuroleptic malignant syndrome)
  • Involuntary movements of face, tongue, or limbs (tardive dyskinesia)
  • Yellowing of skin or eyes, dark urine, or abdominal pain (jaundice)
  • Severe allergic reaction with swelling of face, lips, or throat, or difficulty breathing
  • Unusual bruising, bleeding, sore throat, or fever (blood dyscrasias)
  • Chest pain, palpitations, or fainting (cardiac arrhythmias)
  • Seizures or severe confusion

If experiencing severe symptoms, call emergency services immediately.

What is norval h tablet used for?

This medicine is a prescription combination of chlordiazepoxide (a benzodiazepine) and trifluoperazine (an antipsychotic) used for short-term treatment of severe anxiety with agitation. It is not for everyday anxiety and should be used only under medical supervision due to risks of dependence, sedation, and movement disorders.

  • Generic Name: Chlordiazepoxide (1mg) + Trifluoperazine (10mg)
  • Manufacturer: A N Pharmacia
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 norval h tablet के बारे में (Hindi Summary)

उपयोग: यह दवा क्लोरडायजेपॉक्साइड और ट्राइफ्लुओपेराज़ीन का संयोजन है। इसका उपयोग गंभीर चिंता, तनाव और बेचैनी के अल्पकालिक उपचार के लिए किया जाता है, खासकर जब मानसिक लक्षण भी मौजूद हों। यह दवा केवल डॉक्टर के पर्चे पर मिलती है और इसे डॉक्टर के निर्देशानुसार ही लेना चाहिए। इसे अचानक बंद न करें, क्योंकि इससे withdrawal symptoms हो सकते हैं।

साइड इफेक्ट्स: आम दुष्प्रभावों में नींद आना, चक्कर आना, मुँह सूखना, धुंधली दृष्टि, कब्ज और पेशाब करने में कठिनाई शामिल हैं। गंभीर दुष्प्रभावों में एलर्जी, अनियमित दिल की धड़कन, मांसपेशियों में अकड़न, तेज बुखार, भ्रम और पीलिया हो सकते हैं। यदि आपको असामान्य चोट लगने या खून बहने, गले में खराश, बुखार या आँखों का पीला होना दिखे तो तुरंत डॉक्टर से संपर्क करें।

सुरक्षा सलाह: इस दवा को डॉक्टर के बताए अनुसार ही लें। डॉक्टर की सलाह के बिना खुराक न बढ़ाएं या घटाएं। जब तक आपको पता न चले कि यह दवा आप पर कैसा असर करती है, तब तक वाहन न चलाएं या मशीनरी न चलाएं। इस दवा के साथ शराब न पिएं। यदि आप गर्भवती हैं, गर्भवती होने की योजना बना रही हैं या स्तनपान करा रही हैं तो डॉक्टर को बताएं। इस दवा को अचानक बंद न करें।

💡 Did You Know? Over 80% of the antiretroviral drugs used globally to combat AIDS are supplied by Indian pharmaceutical companies.

💊 norval h tablet Uses & Benefits

[{"condition":"Severe anxiety with agitation","description":"Short-term management of severe anxiety, tension, and agitation, especially when accompanied by psychotic symptoms or when other treatments have failed.","evidence":"Established for short-term use"},{"condition":"Psychotic disorders with anxiety","description":"Used as an adjunct in the short-term treatment of psychotic disorders where anxiety and agitation are prominent features.","evidence":"Limited, short-term use only"}]

Off-label uses: [{"condition":"Acute mania","description":"Sometimes used off-label for short-term control of acute manic episodes, but not a first-line treatment.","evidence":"Limited"},{"condition":"Severe premenstrual syndrome","description":"Rarely used off-label for severe premenstrual anxiety and irritability, but not recommended due to side effect profile.","evidence":"Limited"}]

Primary treatment for: Severe anxiety with agitation

Also treats: Psychotic disorders with anxiety, Acute mania (short-term)

📋 Drug Information

Generic Name(s)Chlordiazepoxide (1mg) + Trifluoperazine (10mg)
Brand Namenorval h tablet
ManufacturerA N Pharmacia
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 in the original container tightly closed. Do not refrigerate unless specified.
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
Prescribe this medicine only for short-term use in severe anxiety with agitation, not for routine anxiety.
2
Warn patients about the high risk of dependence and withdrawal; taper gradually when stopping.
3
Advise patients to avoid alcohol and other CNS depressants completely.
4
Monitor for extrapyramidal symptoms and tardive dyskinesia with long-term use.
5
Check liver function tests and complete blood count periodically.
6
Use with caution in elderly patients; start with lower doses and monitor for falls.
7
Instruct patients not to drive or operate machinery until they know how the medicine affects them.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

✅
Severe anxiety with agitation
This medicine is commonly prescribed for this.
Likely Use
✅
Psychotic symptoms with anxiety
This medicine may be used as an adjunct.
Likely Use
❌
Mild everyday anxiety
This medicine is not for routine anxiety.
Not Primary
❌
Depression
This medicine is not an antidepressant.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionChlordiazepoxide is well absorbed from the gastrointestinal tract after oral administration. Trifluoperazine is also absorbed from the gastrointestinal tract. Food may delay absorption slightly but does not significantly affect overall bioavailability.
DistributionChlordiazepoxide is widely distributed throughout the body and crosses the blood-brain barrier and placenta. Trifluoperazine is highly lipophilic and distributes extensively into tissues, including the brain. Both drugs may accumulate in fatty tissues with prolonged use.
Protein BindingChlordiazepoxide is approximately 96% bound to plasma proteins. Trifluoperazine is approximately 90-99% bound to plasma proteins.
MetabolismChlordiazepoxide is metabolized in the liver by cytochrome P450 enzymes, primarily CYP3A4, into active metabolites including desmethylchlordiazepoxide and demoxepam. Trifluoperazine is metabolized in the liver by CYP1A2 and CYP3A4, with some active metabolites.
Half-LifeChlordiazepoxide: 5-30 hours (increased in elderly and hepatic impairment). Trifluoperazine: approximately 10-20 hours.
ExcretionChlordiazepoxide and its metabolites are excreted primarily in urine as conjugates. Trifluoperazine and its metabolites are excreted in urine and feces.
BioavailabilityChlordiazepoxide: approximately 100% (oral). Trifluoperazine: approximately 40-50% (oral) due to first-pass metabolism.
Onset of ActionSedative and anxiolytic effects of chlordiazepoxide begin within 30-60 minutes. Antipsychotic effects of trifluoperazine may take several days to weeks to fully develop.
Peak Plasma TimeChlordiazepoxide: 1-4 hours. Trifluoperazine: 2-4 hours.
Duration of ActionChlordiazepoxide: 6-12 hours for anxiolytic effects. Trifluoperazine: 12-24 hours for antipsychotic effects.

How It Works

This medicine combines two active ingredients with different mechanisms. Chlordiazepoxide enhances the inhibitory neurotransmitter GABA at GABA-A receptors, producing calming, anxiolytic, and muscle relaxant effects. Trifluoperazine blocks dopamine D2 receptors in the brain, which helps reduce psychotic symptoms and agitation. The combination provides rapid calming and antipsychotic action, but also increases the risk of side effects.

Mechanism Steps

1
GABA-A receptor enhancement: Chlordiazepoxide binds to the benzodiazepine site on GABA-A receptors, increasing the frequency of chloride channel opening and enhancing GABA's inhibitory effect.
2
Dopamine D2 receptor blockade: Trifluoperazine blocks dopamine D2 receptors in the mesolimbic and mesocortical pathways, reducing psychotic symptoms and agitation.
3
Combined clinical effect: The combination results in rapid sedation, anxiety reduction, and antipsychotic action, but also increases the risk of sedation, extrapyramidal symptoms, and dependence.

💡 How to Take norval h tablet

Strength: Tablet containing chlordiazepoxide 1 mg and trifluoperazine 10 mg.

1Take this medicine exactly as prescribed by your doctor.
2Swallow the tablet whole with a glass of water.
3Take with food to reduce stomach upset.
4Do not crush, chew, or break the tablet unless advised by your doctor.
5Take at the same time each day to maintain consistent levels.
6Do not stop this medicine suddenly without consulting your doctor.

Dosage Information

Adult DosageThe usual adult dose is 1 tablet taken 1 to 2 times daily, or as directed by your doctor. The dose may be adjusted based on your condition and response. Do not exceed the prescribed dose. Dose must be individualized by a qualified clinician based on indication, age, weight, renal and hepatic function. This medicine is for short-term use only.
Pediatric DosagePediatric dosing is not established from available information. Consult a pediatrician.
Elderly DosageElderly patients are more sensitive to the effects of this medicine. Start with a lower dose and titrate slowly. Use with caution due to increased risk of falls, confusion, and sedation. Dose must be individualized by a qualified clinician.
Renal ImpairmentUse with caution in renal impairment. Dose adjustment may be necessary. Consult your doctor for individualized dosing.
Hepatic ImpairmentAvoid in severe hepatic impairment. In mild to moderate impairment, use with caution and consider dose reduction. Consult your doctor for individualized dosing.
Maximum Daily DoseThe maximum recommended daily dose is 2 tablets (2 mg chlordiazepoxide + 20 mg trifluoperazine). Do not exceed this dose unless directed by your doctor.

Dosage Timeline

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

🍽️ Food Timing Guide

With food
Take with meals
Reduces stomach upset and may improve tolerability.
Alcohol
Avoid
Increases CNS depression and risk of respiratory depression.
Grapefruit juice
Avoid or limit
May increase chlordiazepoxide levels.
Caffeine
Limit
May counteract sedative effects and increase anxiety.

⏰ 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.
📌 You miss multiple doses
→ Contact your doctor for guidance.
💡 Do not stop the medicine suddenly without medical advice.

⚠️ Side Effects of norval h tablet

✅ Common Side Effects

Drowsiness (Common (10-30%))
Avoid driving or operating machinery until you know how this medicine affects you. If drowsiness persists, consult your doctor.
Dizziness (Common (10-20%))
Rise slowly from sitting or lying positions. Avoid alcohol. Consult doctor if persistent.
Dry mouth (Common (10-20%))
Sip water frequently, chew sugar-free gum, or use saliva substitutes. Consult doctor if severe.
Blurred vision (Common (5-15%))
Usually temporary. Avoid driving if vision is affected. Consult doctor if persistent.
Constipation (Common (5-15%))
Increase fiber and fluid intake. Consult doctor if constipation persists beyond a few days.

🚨 Serious Side Effects

Neuroleptic malignant syndrome (Rare (<0.1%))
Seek emergency medical attention immediately if you experience high fever, muscle rigidity, confusion, irregular pulse, or sweating.
Tardive dyskinesia (Uncommon (1-5% with long-term use))
Report any involuntary movements of the face, tongue, or limbs to your doctor immediately. May require stopping the medicine.
Agranulocytosis (Rare (<0.1%))
Seek immediate medical attention if you develop fever, sore throat, or unusual fatigue. Blood tests may be needed.
Severe allergic reaction (Rare (<0.1%))
Seek emergency care if you experience rash, itching, swelling of face or throat, or difficulty breathing.
Jaundice (Rare (<0.1%))
Contact your doctor immediately if you notice yellowing of skin or eyes, dark urine, or abdominal pain.

⚠️ Rare Side Effects

Blood dyscrasias
Report unusual bruising, bleeding, or infections to your doctor promptly.
Cardiac arrhythmias
Seek medical attention if you experience palpitations, chest pain, or fainting.
Seizures
Seek emergency care if seizures occur, especially if you have a history of epilepsy.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

Drug Severity Effect
Warfarin Major
Opioids Major
MAO inhibitors Major
Levodopa Major
Amiodarone Major
Antihypertensives Moderate
Oral contraceptives Moderate
Cimetidine Moderate
Antacids Moderate
Caffeine Minor

🚨 Major Interactions

  • CNS depressants (e.g., opioids, alcohol, barbiturates)
  • MAO inhibitors
  • Levodopa
  • QT-prolonging drugs (e.g., amiodarone, sotalol)

⚡ Moderate Interactions

  • Antihypertensives
  • Oral contraceptives
  • Antacids
  • Cimetidine

🍷 Alcohol Interaction

Do not drink alcohol while taking this medicine. Alcohol increases the sedative and CNS depressant effects of chlordiazepoxide and trifluoperazine, leading to severe drowsiness, respiratory depression, and increased risk of accidents. It can also worsen underlying anxiety and depression.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Hypersensitivity to chlordiazepoxide, trifluoperazine, or any component of the formulation","Severe hepatic impairment","Severe renal impairment","Acute narrow-angle glaucoma","Myasthenia gravis","Severe respiratory insufficiency","Known blood dyscrasias","Parkinson's disease","Comatose states","Children under 12 years of age"]

⚠️ Warnings & Precautions

["This medicine can cause severe drowsiness and impair ability to drive or operate machinery.","Do not stop this medicine abruptly; withdrawal symptoms may occur.","Use with caution in elderly patients due to increased risk of falls, confusion, and sedation.","Avoid alcohol and other CNS depressants.","May cause extrapyramidal symptoms; report any involuntary movements to your doctor.","Can cause dependence and tolerance with prolonged use.","Use with caution in patients with a history of drug abuse or addiction.","May cause orthostatic hypotension; rise slowly from sitting or lying positions.","May impair judgment and thinking; avoid making important decisions until you know how it affects you.","Inform your doctor if you have a history of liver, kidney, heart, or lung disease."]

🤱 Lactation Safety

Chlordiazepoxide and trifluoperazine may pass into breast milk and could cause sedation and developmental effects in the infant. Breastfeeding is not recommended while taking this medicine. Consult your doctor for alternative options.

💊 Overdose Management

Overdose can cause severe drowsiness, confusion, coma, respiratory depression, and cardiovascular collapse. Seek emergency medical attention immediately. Treatment is supportive and symptomatic. Flumazenil may be used cautiously for benzodiazepine overdose but can precipitate seizures in dependent patients. There is no specific antidote for trifluoperazine. Gastric lavage may be considered if within 1-2 hours of ingestion. Monitor vital signs, ECG, and electrolytes.

⏰ 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. If you miss multiple doses, contact your doctor for guidance.

Additional Safety Advice

General Safety

Take this medicine exactly as prescribed by your doctor. Do not increase or decrease the dose without medical advice. Avoid driving or operating heavy machinery until you know how this medicine affects you. Do not drink alcohol while taking this medicine, as it can increase drowsiness and dangerous side effects. Inform your doctor if you are pregnant, planning to become pregnant, or breastfeeding. Do not stop this medicine suddenly, as it can cause withdrawal symptoms such as anxiety, insomnia, and tremors. Keep this medicine out of reach of children. Store at room temperature away from moisture and heat. Tell your doctor about all other medicines you are taking, including over-the-counter drugs and herbal supplements.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Elderly patients are at increased risk of sedation, confusion, falls, and fractures. Start with the lowest possible dose and monitor closely. Avoid long-term use. Regular review of the need for continued treatment is essential.

🤰 Pregnancy Planning (TTC)

This medicine is not recommended during pregnancy or when planning pregnancy. It may cause harm to the fetus. Consult your doctor for alternative treatments if you are pregnant or planning to become pregnant.

🏥 Post-Surgery Considerations

This medicine can increase the effects of anesthesia and other medications used during surgery. Inform your surgeon and anesthesiologist that you are taking this medicine. It may need to be stopped before surgery to avoid complications.

🦷 Dental Procedures

Inform your dentist that you are taking this medicine. It can cause dry mouth, which may increase the risk of dental problems. It may also interact with medications used during dental procedures.

💚 Lifestyle Tips for Better Results

🏃
Maintain a regular sleep schedule to improve anxiety symptoms.
🥗
Practice relaxation techniques such as deep breathing and meditation.
😴
Avoid caffeine and stimulants that can worsen anxiety.
💧
Engage in regular light exercise as tolerated.
🧘
Stay connected with supportive friends and family.
🌞
Avoid alcohol and recreational drugs.

🏋️ Exercise Considerations

This medicine can cause drowsiness and dizziness, which may impair your ability to exercise safely. Avoid activities that require balance or coordination until you know how the medicine affects you. Consult your doctor before starting any exercise program.

🥗 Diet Recommendations

Eat a balanced diet rich in fruits, vegetables, and whole grains.
Avoid excessive caffeine and sugar.
Stay well hydrated.
Limit processed and high-fat foods.
Include foods rich in omega-3 fatty acids, such as fish and nuts.

💼 Impact on Daily Work & Life

This medicine can cause significant drowsiness and impair concentration, affecting your ability to work, drive, or operate machinery. Avoid making important decisions until you know how it affects you. Discuss with your doctor if your work requires alertness.

🛑 When to Stop This Medicine

Do not stop this medicine without consulting your doctor. It is usually prescribed for short-term use, and your doctor will gradually taper the dose to prevent withdrawal symptoms. If you experience severe side effects, contact your doctor immediately for guidance.

📅 Long-Term Use Effects

Long-term use of this medicine can lead to tolerance, dependence, and withdrawal symptoms. It also increases the risk of tardive dyskinesia, a potentially irreversible movement disorder. Regular monitoring of liver function, blood counts, and mental status is necessary. This medicine is not recommended for extended use beyond a few weeks.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Cognitive behavioral therapy (CBT)

Can be effective for anxiety disorders and may reduce the need for medication.

Evidence: Well-established
Selective serotonin reuptake inhibitors (SSRIs)

First-line treatment for many anxiety disorders with a better safety profile for long-term use.

Evidence: Well-established
Lifestyle modifications

Regular exercise, sleep hygiene, and stress management can help reduce anxiety.

Evidence: Supportive

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

No specific vaccine interactions are established. However, inform your doctor if you are due for any vaccinations, as this medicine may affect your immune response or interact with vaccines.

📦 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

✅ DO

Keep out of reach of children

❌ DON'T

Do not use after expiry date

✈️ Traveling with This Medicine

Carry this medicine in its original packaging with a copy of your prescription. Keep it in your hand luggage to avoid loss. Store at room temperature and protect from extreme heat or cold. If traveling across time zones, consult your doctor about adjusting the dosing schedule. Check local customs regulations for controlled substances before travel.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 45-year-old man with severe anxiety and agitation
He was prescribed this medicine for short-term management of severe anxiety that interfered with his daily life. After starting treatment, he felt calmer within a few days, but experienced significant drowsiness. His doctor advised him to take it at bedtime and avoid driving. He was gradually tapered off after 4 weeks without withdrawal symptoms.
💡 Lesson: This medicine can be effective for short-term severe anxiety, but sedation is common. Taking it at bedtime and avoiding driving is important. Gradual tapering prevents withdrawal.
👤 A 68-year-old woman with anxiety and psychotic features
She was started on a low dose of this medicine for severe anxiety with paranoid thoughts. She experienced dizziness and unsteadiness, leading to a fall. Her doctor reduced the dose and recommended using a walker. She improved with close monitoring and physical therapy.
💡 Lesson: Elderly patients are more sensitive to side effects like dizziness and falls. Lower doses and fall precautions are essential.

💬 Questions Patients Often Ask

Q: How long does it take to work?

A: The sedative and anxiolytic effects may begin within 30-60 minutes, but the full antipsychotic effect may take several days to weeks.

Q: Can I stop this medicine suddenly?

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

Q: Is this medicine safe for long-term use?

A: No, this medicine is for short-term use only. Long-term use increases the risk of dependence, tardive dyskinesia, and other side effects.

Q: Can I take this medicine with alcohol?

A: No, alcohol increases the sedative effects and can cause dangerous respiratory depression. Avoid alcohol completely.

🤔 Common Patient Concerns

💭 These are the concerns patients most commonly raise

  • Can I take this medicine long-term?
  • Will it affect my liver or 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?
  • Is this medicine habit-forming?
  • How do I stop this medicine safely?

🔄 Substitutes for norval h 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 a safe everyday anxiety pill.
    Fact: This medicine is only for short-term use in severe anxiety and is not recommended for routine or long-term management of everyday anxiety.
  • Myth: You can stop this medicine whenever you want.
    Fact: Stopping suddenly can cause withdrawal symptoms such as anxiety, insomnia, and tremors. Always taper under medical supervision.
  • Myth: This medicine is safe to take with alcohol.
    Fact: Alcohol increases the sedative effects and can cause dangerous respiratory depression. Avoid alcohol completely.

🔄 Alternative Options

Generic Alternatives

  • Chlordiazepoxide + Trifluoperazine (generic)

Brand Alternatives

  • Libocalm 1 mg/10 mg Tablet

📊 Comparison with Similar Medicines

[{"medicine":"This medicine","active_ingredients":"Chlordiazepoxide 1 mg + Trifluoperazine 10 mg","primary_use":"Severe anxiety with agitation","sedation":"High","dependence_risk":"High"},{"medicine":"Chlordiazepoxide alone","active_ingredients":"Chlordiazepoxide","primary_use":"Short-term anxiety","sedation":"Moderate","dependence_risk":"High"},{"medicine":"Trifluoperazine alone","active_ingredients":"Trifluoperazine","primary_use":"Psychotic disorders","sedation":"Moderate","dependence_risk":"Low"}]

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