Nitasafe 500 Tablet: Comprehensive Medicine Guide
Clinical Reference Standards: CDSCO (Central Drugs Standard Control Organisation), Indian Pharmacopoeia (IP) & WHO | Last Updated: September 2026
When to Call Your Doctor IMMEDIATELY
- Severe hypotension or fainting
- Rapid heartbeat or palpitations
- Shortness of breath or difficulty breathing
- Severe headache with visual changes
- Swelling of face, lips, or throat
- Yellowing of skin or eyes
- Decreased urine output
If experiencing severe symptoms, call emergency services immediately.
What is nitasafe 500 tablet used for?
This medicine is a calcium channel blocker used to delay preterm labor and manage pregnancy-induced hypertension under medical supervision.
- Generic Name: Information coming soon
- Manufacturer: Multiple manufacturers
- Form: Allopathy
- Pregnancy Category: Consult doctor
- Prescription Required: Yes
🇮🇳 nitasafe 500 tablet के बारे में (Hindi Summary)
उपयोग: यह दवा समय से पहले प्रसव को रोकने और गर्भावस्था के दौरान उच्च रक्तचाप को नियंत्रित करने के लिए इस्तेमाल की जाती है। यह केवल डॉक्टर की देखरेख में ही ली जानी चाहिए।
साइड इफेक्ट्स: इस दवा के सामान्य दुष्प्रभावों में सिरदर्द, चक्कर आना, मतली और धड़कन बढ़ना शामिल हैं। गंभीर दुष्प्रभावों में बहुत कम रक्तचाप और सांस लेने में कठिनाई हो सकती है। किसी भी गंभीर लक्षण पर तुरंत डॉक्टर से संपर्क करें।
सुरक्षा सलाह: यह दवा केवल योग्य स्त्री रोग विशेषज्ञ की देखरेख में ही लें। स्वयं न लें। रक्तचाप और हृदय गति की नियमित निगरानी आवश्यक है। चक्कर आने पर वाहन न चलाएं। अपने डॉक्टर को अन्य सभी दवाओं के बारे में बताएं।
💊 nitasafe 500 tablet Uses & Benefits
[{"condition":"Preterm labor (tocolysis)","description":"This medicine is used to delay premature labor in order to allow administration of corticosteroids for fetal lung maturity or to transfer the mother to a facility with neonatal intensive care.","evidence":"Well-established"},{"condition":"Pregnancy-induced hypertension","description":"This medicine is used to lower blood pressure in pregnant women with hypertension, reducing the risk of complications.","evidence":"Well-established"}]
Off-label uses: [{"condition":"Raynaud's phenomenon","description":"Sometimes used off-label to relieve vasospasm in Raynaud's phenomenon.","evidence":"Limited"}]
Primary treatment for: Preterm labor
Also treats: Pregnancy-induced hypertension
📋 Drug Information
| Generic Name(s) | Information coming soon |
| Brand Name | nitasafe 500 tablet |
| Manufacturer | Multiple manufacturers |
| Packaging / Form | Varies by brand (Allopathy) |
| Therapeutic Class | ANTI INFECTIVES |
| Action Class | Antiprotozoal agents |
| Route of Administration | Oral |
| Storage | Store at room temperature (15-30°C) away from direct sunlight and moisture. |
| Shelf Life | 24 months from the date of manufacture. |
| WHO Guideline | Not established from the available information. |
| ICMR Guideline | Not established from the available information. |
👨⚕️ Doctor's Practical Tips
Evidence-based practical advice from experienced clinicians
🔍 Is This Medicine Right for Your Symptom?
Educational reference. Always consult a doctor for diagnosis.
🔬 How This Medicine Works (Pharmacology)
Pharmacokinetics
How It Works
This medicine works by blocking voltage-dependent L-type calcium channels in smooth muscle cells, preventing calcium influx and leading to relaxation of uterine and vascular smooth muscle.
Mechanism Steps
💡 How to Take nitasafe 500 tablet
Strength: 500 mcg immediate-release tablet
Dosage Information
| Adult Dosage | The dose of this medicine must be individualized by a qualified clinician based on the indication, gestational age, maternal blood pressure, and response to treatment. For preterm labor, a common initial dose is 10-20 mg orally every 4-6 hours, but this may vary. Do not self-administer. |
| Pediatric Dosage | Pediatric dosing is not established from available information. Consult a pediatrician. |
| Elderly Dosage | Not applicable as this medicine is used in pregnancy. |
| Renal Impairment | No specific dose adjustment is established for renal impairment. Use with caution. |
| Hepatic Impairment | Use with caution in patients with hepatic impairment. Dose adjustment may be needed. |
| Maximum Daily Dose | The maximum daily dose must be determined by a qualified clinician based on the patient's condition. |
Dosage Timeline
🍽️ Food Timing Guide
⏰ What to Do If You Miss a Dose
⚠️ Side Effects of nitasafe 500 tablet
✅ Common Side Effects
🚨 Serious Side Effects
⚠️ Rare Side Effects
Consult your doctor if you experience any unusual symptoms.
🔬 Drug Interactions
| Drug | Severity | Effect |
|---|---|---|
| Magnesium sulfate | Major | |
| Beta-agonists | Major | |
| Ketoconazole | Moderate | |
| Rifampin | Moderate | |
| Grapefruit juice | Minor |
🚨 Major Interactions
- Magnesium sulfate
- Beta-agonists (e.g., terbutaline)
⚡ Moderate Interactions
- CYP3A4 inhibitors (e.g., ketoconazole)
- CYP3A4 inducers (e.g., rifampin)
🍷 Alcohol Interaction
Alcohol may increase the hypotensive effect of this medicine. Avoid alcohol while taking this medicine.
🔎 Check Your Other Medicines
Educational tool. Always confirm with your doctor or pharmacist.
🛡️ Safety & Warnings
🚫 Contraindications
["Hypersensitivity to nifedipine","Severe aortic stenosis","Cardiogenic shock","Advanced heart block"]
⚠️ Warnings & Precautions
["Use with caution in patients with hypotension.","Use with caution in patients with heart failure.","Avoid concomitant use with magnesium sulfate.","Monitor for pulmonary edema.","Not for routine use in all preterm labor cases."]
🤱 Lactation Safety
This medicine is excreted in breast milk. Consult your doctor before breastfeeding.
💊 Overdose Management
Overdose may cause severe hypotension, tachycardia, and loss of consciousness. Seek immediate medical attention. Treatment is supportive and symptomatic.
⏰ 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 dose.
Additional Safety Advice
This medicine must be used only under the supervision of a qualified obstetrician. Do not self-administer. Regular monitoring of blood pressure and heart rate is essential. Avoid driving or operating machinery if you experience dizziness. Inform your doctor if you have liver or kidney disease. Do not take this medicine with grapefruit juice as it can increase drug levels. Always inform your healthcare provider about all other medications you are taking.
👴 Special Considerations for Elderly
💡 For Patients Above 65
Not applicable as this medicine is used in pregnancy.
🤰 Pregnancy Planning (TTC)
This medicine is used during pregnancy for specific indications. If you are planning pregnancy, consult your doctor before use.
🏥 Post-Surgery Considerations
Not applicable.
🦷 Dental Procedures
Inform your dentist if you are taking this medicine. No specific precautions are established.
💚 Lifestyle Tips for Better Results
🏋️ Exercise Considerations
Avoid strenuous exercise if you experience dizziness or palpitations. Consult your doctor before starting any exercise program.
🥗 Diet Recommendations
💼 Impact on Daily Work & Life
This medicine may cause dizziness, so avoid driving or operating heavy machinery until you know how it affects you. It is usually used in a hospital setting, so work-life impact is minimal.
🛑 When to Stop This Medicine
Do not stop this medicine without consulting your doctor. Your doctor will determine when it is safe to stop based on your condition.
📅 Long-Term Use Effects
Long-term use of this medicine is not typically recommended outside of specific medical supervision. Regular monitoring of blood pressure, heart rate, and liver function may be required. Consult your doctor for any concerns.
🌿 Non-Medicine Approaches
These can complement medicine but do not replace prescribed treatment.
Another tocolytic agent used for preterm labor.
Evidence: Well-establishedAlternative tocolytics but with more side effects.
Evidence: Well-established💉 Vaccination Considerations
💉 If You're Getting Vaccinated
No specific vaccine interactions are established. Consult your doctor for routine vaccinations during pregnancy.
📦 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. Store at room temperature and protect from moisture. If traveling across time zones, consult your doctor for dose adjustments. Check customs regulations for carrying prescription medications.
💰 Cost Analysis & Savings
👥 Real Patient Stories
Educational, anonymized scenarios. Individual results may vary.
💬 Questions Patients Often Ask
A: This medicine starts working within 20-30 minutes after oral administration.
A: No, this medicine must only be used under strict medical supervision in a hospital setting.
🤔 Common Patient Concerns
🛑 Myths vs. Facts
- Myth: This medicine can be taken safely at home without supervision.
Fact: This medicine must only be used under strict medical supervision in a hospital setting. - Myth: This medicine is safe for all pregnant women.
Fact: This medicine is contraindicated in certain conditions and should only be used for specific indications.