arrest 500mg/12.5mg/10mg tablet - Paracetamol (500mg) + Phenylpropanolamine (12.5mg) medicine

Arrest 500mg/12.5mg Tablet: Comprehensive Medicine Guide

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🏭 Welbe Life Sciences 📦 Varies by brand 💊 Allopathy 📅 Updated: Oct 16, 2026
⚠️ Hepatotoxicity Risk 📋 Prescription Required 💊 Generic Available
Medically Reviewed
12 min read
Evidence: Limited for the combination due to safety concerns; individual components have established evidence.
Reviewed by
SaathiMed Expert Panel | Oct 16, 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

  • Sudden severe headache or confusion
  • Chest pain, palpitations, or difficulty breathing
  • Sudden weakness or numbness on one side of the body
  • Slurred speech or vision changes
  • Yellowing of skin or eyes, dark urine
  • Severe abdominal pain or persistent vomiting
  • Signs of allergic reaction such as rash, swelling of face or throat

If experiencing severe symptoms, call emergency services immediately.

What is arrest 500mg/12.5mg/10mg tablet used for?

This medicine is a combination of Paracetamol (500mg) and Phenylpropanolamine (12.5mg) used for short-term relief of nasal congestion, pain, and fever associated with colds or allergies. It works by reducing pain and fever centrally and narrowing nasal blood vessels. However, due to safety concerns with phenylpropanolamine, it should only be used under medical supervision.

  • Generic Name: Paracetamol (500mg) + Phenylpropanolamine (12.5mg)
  • Manufacturer: Welbe Life Sciences
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 arrest 500mg/12.5mg/10mg tablet के बारे में (Hindi Summary)

उपयोग: यह दवा पैरासिटामोल 500 मिलीग्राम और फेनिलप्रोपेनॉलामाइन 12.5 मिलीग्राम का संयोजन है। इसका उपयोग सर्दी-जुकाम, एलर्जी या साइनसाइटिस से होने वाली नाक की भीड़, दर्द और बुखार में राहत के लिए किया जाता है। पैरासिटामोल दर्द और बुखार कम करता है, जबकि फेनिलप्रोपेनॉलामाइन नाक की रक्त वाहिकाओं को सिकोड़कर जमाव कम करता है। यह दवा केवल डॉक्टर की सलाह से ही लेनी चाहिए, खासकर अगर आपको उच्च रक्तचाप, हृदय रोग या थायरॉइड की समस्या है।

साइड इफेक्ट्स: इस दवा के सामान्य दुष्प्रभावों में मतली, पेट में गड़बड़ी, मुँह सूखना, सिरदर्द, चक्कर आना, घबराहट और नींद न आना शामिल हैं। फेनिलप्रोपेनॉलामाइन के कारण दिल की धड़कन तेज हो सकती है और रक्तचाप बढ़ सकता है। दुर्लभ मामलों में गंभीर उच्च रक्तचाप, स्ट्रोक, हृदय गति विकार और एलर्जी प्रतिक्रिया हो सकती है। अगर आपको सीने में दर्द, तेज सिरदर्द, कमजोरी या सांस लेने में तकलीफ हो, तो तुरंत डॉक्टर से मिलें।

सुरक्षा सलाह: इस दवा को डॉक्टर के बताए अनुसार ही लें। निर्धारित मात्रा से अधिक न लें। शराब का सेवन न करें क्योंकि इससे लीवर को नुकसान का खतरा बढ़ सकता है। पैरासिटामोल युक्त अन्य दवाओं के साथ इसका सेवन न करें। अगर आपको उच्च रक्तचाप, हृदय रोग, मधुमेह, थायरॉइड या गुर्दे/लीवर की बीमारी है, तो डॉक्टर को बताएं। गर्भवती या स्तनपान कराने वाली महिलाएं डॉक्टर से सलाह लें। चक्कर आने पर वाहन न चलाएं। बच्चों की पहुंच से दूर रखें।

💡 Did You Know? The first generic medicine was introduced in India in 1970 after the Patents Act was amended.

💊 arrest 500mg/12.5mg/10mg tablet Uses & Benefits

[{"condition":"Common cold with nasal congestion and pain/fever","description":"Provides temporary relief of nasal stuffiness along with reduction of mild to moderate pain and fever associated with the common cold.","evidence":"Established for individual components; combination use is common but phenylpropanolamine is restricted in many countries."},{"condition":"Allergic rhinitis with congestion","description":"Helps relieve nasal congestion and associated headache or sinus pressure in allergic rhinitis.","evidence":"Established for decongestant effect; safety concerns limit use."},{"condition":"Sinusitis with pain and congestion","description":"Reduces sinus congestion and relieves pain or fever accompanying sinusitis.","evidence":"Symptomatic relief; not a substitute for antibiotics when bacterial infection is present."}]

Off-label uses: []

Primary treatment for: Common cold with nasal congestion and pain/fever

Also treats: Allergic rhinitis, Sinusitis

📋 Drug Information

Generic Name(s)Paracetamol (500mg) + Phenylpropanolamine (12.5mg)
Brand Namearrest 500mg/12.5mg/10mg tablet
ManufacturerWelbe Life Sciences
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassRESPIRATORY
Action Class
Route of AdministrationOral
StorageStore at room temperature between 15°C and 30°C (59°F to 86°F) in a dry place, away from direct sunlight and moisture. Keep in the original container.
Shelf LifeNot established from the available information. Refer to the product packaging for the expiry date.
WHO GuidelineNot established from the available information. Phenylpropanolamine has been withdrawn or restricted in many countries due to safety concerns.
ICMR GuidelineNot established from the available information.

👨‍⚕️ Doctor's Practical Tips

Evidence-based practical advice from experienced clinicians

1
Always check blood pressure before recommending this medicine, especially in patients with hypertension.
2
Avoid prescribing this combination to patients with a history of stroke or cardiovascular disease.
3
Limit the duration of use to the shortest possible time, usually not more than 3-5 days.
4
Warn patients about the risk of hemorrhagic stroke associated with phenylpropanolamine.
5
Advise patients not to take other paracetamol-containing products concurrently.
6
Monitor for signs of sympathomimetic toxicity such as palpitations, nervousness, or insomnia.
7
Consider alternative decongestants with a safer profile when appropriate.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

✅
Nasal congestion
This medicine is commonly used for short-term relief of nasal congestion.
Likely Use
✅
Mild to moderate pain
Paracetamol component provides pain relief.
Likely Use
✅
Fever
Paracetamol component reduces fever.
Likely Use
❌
Severe headache with visual changes
This may indicate a serious condition; seek immediate medical attention.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionParacetamol is rapidly and almost completely absorbed from the gastrointestinal tract after oral administration. Phenylpropanolamine is also absorbed from the gastrointestinal tract, but specific absorption data for this combination product are not established from the available information.
DistributionParacetamol distributes widely into most body tissues, with relatively low protein binding. Phenylpropanolamine distribution data for this combination are not established from the available information.
Protein BindingParacetamol is approximately 10-25% bound to plasma proteins. Phenylpropanolamine protein binding is not established from the available information.
MetabolismParacetamol is metabolized primarily in the liver via glucuronidation and sulfation, with a small fraction oxidized by CYP2E1 to a toxic intermediate (NAPQI) that is normally detoxified by glutathione. Phenylpropanolamine is metabolized in the liver, but specific pathways for this combination are not established from the available information.
Half-LifeParacetamol elimination half-life is typically 2-3 hours in healthy adults. Phenylpropanolamine half-life is not established from the available information for this combination.
ExcretionParacetamol metabolites are excreted mainly in urine. Phenylpropanolamine is excreted in urine, partly unchanged, but specific data for this combination are not established from the available information.
BioavailabilityParacetamol oral bioavailability is approximately 80-100%. Phenylpropanolamine bioavailability from this combination is not established from the available information.
Onset of ActionParacetamol usually begins to reduce pain and fever within 30-60 minutes. Phenylpropanolamine decongestant effect may begin within 30-60 minutes, but specific onset for this combination is not established from the available information.
Peak Plasma TimeParacetamol peak plasma concentration occurs about 30-60 minutes after oral intake. Phenylpropanolamine peak time is not established from the available information for this combination.
Duration of ActionParacetamol analgesic and antipyretic effects last about 4-6 hours. Phenylpropanolamine decongestant effect may last 4-6 hours, but specific duration for this combination is not established from the available information.

How It Works

Paracetamol reduces pain and fever mainly by inhibiting prostaglandin synthesis in the central nervous system, with minimal anti-inflammatory action in peripheral tissues. Phenylpropanolamine is a mixed-acting sympathomimetic amine that both releases norepinephrine from nerve endings and directly stimulates alpha-adrenergic receptors, causing vasoconstriction in nasal mucosa and reducing swelling. The combination provides symptomatic relief of congestion and pain/fever.

Mechanism Steps

1
Paracetamol central action: Paracetamol acts primarily in the brain and spinal cord to reduce prostaglandin synthesis, which raises the pain threshold and lowers fever.
2
Phenylpropanolamine alpha-adrenergic stimulation: Phenylpropanolamine directly stimulates alpha-1 receptors on nasal blood vessels and also causes release of norepinephrine, leading to vasoconstriction.
3
Reduced nasal congestion: Vasoconstriction decreases blood flow and fluid leakage in the nasal mucosa, relieving stuffiness.
4
Systemic sympathomimetic effects: Some phenylpropanolamine is absorbed systemically and can increase heart rate and blood pressure, especially at higher doses.

💡 How to Take arrest 500mg/12.5mg/10mg tablet

Strength: Immediate-release tablet containing Paracetamol 500 mg and Phenylpropanolamine 12.5 mg.

1Take this medicine by mouth with a full glass of water.
2Take with food or milk to reduce stomach upset.
3Swallow the tablet whole; do not crush or chew.
4Follow the dose and duration prescribed by your doctor.
5Do not take more than the recommended dose in 24 hours.

Dosage Information

Adult DosageThe usual adult dose of this medicine is one tablet taken orally every 4 to 6 hours as needed for symptoms, not to exceed the maximum daily dose. However, because this combination contains phenylpropanolamine, which has safety concerns, the dose and duration must be individualized by a qualified clinician based on the indication, age, weight, renal and hepatic function, and cardiovascular status. Do not self-medicate or exceed the prescribed dose.
Pediatric DosagePediatric dosing is not established from available information. Consult a pediatrician.
Elderly DosageElderly patients may be more sensitive to the cardiovascular and central nervous system effects of phenylpropanolamine. Use with caution and lower doses may be appropriate. Dose must be individualized by a qualified clinician.
Renal ImpairmentDose adjustment may be required in patients with renal impairment. Consult a doctor for individualized dosing.
Hepatic ImpairmentParacetamol should be used with caution in patients with hepatic impairment. Dose reduction or avoidance may be necessary. Consult a doctor for individualized dosing.
Maximum Daily DoseThe maximum daily dose of paracetamol should not exceed 4000 mg (8 tablets of 500 mg) from all sources. The maximum daily dose of phenylpropanolamine is not established from the available information. Do not exceed the dose recommended by your doctor.

Dosage Timeline

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

🍽️ Food Timing Guide

With food
Take with meals or a snack
Reduces stomach upset and nausea.
Alcohol
Avoid
Increases risk of liver damage and drowsiness.
Caffeine
Limit
May increase nervousness, palpitations, and insomnia.

⏰ 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 arrest 500mg/12.5mg/10mg tablet

✅ Common Side Effects

Nausea (Common (up to 10%))
Take with food or milk to reduce stomach upset. If nausea persists, consult your doctor.
Dry mouth (Common (up to 10%))
Sip water frequently or chew sugar-free gum. This usually resolves on its own.
Headache (Common (5-10%))
Rest and stay hydrated. If headache is severe or persistent, seek medical advice.
Dizziness (Common (5-10%))
Avoid driving or operating machinery until you know how this medicine affects you.
Nervousness or restlessness (Common (5-10%))
Limit caffeine intake. If symptoms are bothersome, consult your doctor.

🚨 Serious Side Effects

Severe hypertensive crisis (Rare (<0.1%))
Seek emergency medical attention if you experience severe headache, chest pain, shortness of breath, or sudden weakness.
Hemorrhagic stroke (Rare (<0.1%))
Call emergency services immediately if you notice sudden severe headache, confusion, slurred speech, or paralysis.
Cardiac arrhythmias (Rare (<0.1%))
Seek immediate medical help if you feel palpitations, chest discomfort, or fainting.
Severe allergic reaction (anaphylaxis) (Rare (<0.1%))
Stop the medicine and get emergency help if you develop rash, swelling of face or throat, or difficulty breathing.
Liver injury from paracetamol (Rare (<0.1%))
Seek medical attention if you notice yellowing of eyes or skin, dark urine, or severe abdominal pain.

⚠️ Rare Side Effects

Blood dyscrasias (e.g., thrombocytopenia, leukopenia)
Report unusual bruising, bleeding, or signs of infection to your doctor promptly.
Stevens-Johnson syndrome or toxic epidermal necrolysis
Stop the medicine and seek emergency care if you develop painful skin rash with blisters or peeling.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

Drug Severity Effect
MAOIs Major
Other sympathomimetics Major
Warfarin Major
Beta-blockers Moderate
Tricyclic antidepressants Moderate
Caffeine Moderate
Antacids Minor
Cholestyramine Minor

🚨 Major Interactions

  • Monoamine oxidase inhibitors (MAOIs)
  • Other sympathomimetics (e.g., pseudoephedrine, phenylephrine)
  • Warfarin

⚡ Moderate Interactions

  • Beta-blockers
  • Tricyclic antidepressants
  • Caffeine

🍷 Alcohol Interaction

Avoid alcohol while taking this medicine. Alcohol increases the risk of paracetamol-induced liver injury and can worsen dizziness, drowsiness, and cardiovascular effects from phenylpropanolamine.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Known hypersensitivity to paracetamol, phenylpropanolamine, or any component of the formulation","Uncontrolled hypertension or severe coronary artery disease","Hyperthyroidism","History of stroke or transient ischemic attack","Use within 14 days of stopping an MAOI","Severe liver disease or severe renal impairment","Pregnancy (phenylpropanolamine component)"]

⚠️ Warnings & Precautions

["Phenylpropanolamine has been associated with an increased risk of hemorrhagic stroke; use only under medical supervision.","Do not exceed the recommended dose of paracetamol; high doses can cause serious liver damage.","Avoid alcohol while taking this medicine.","Use with caution in patients with cardiovascular disease, hypertension, diabetes, or thyroid disorders.","May cause dizziness or drowsiness; avoid driving or operating machinery until you know how it affects you.","Do not use for longer than directed without consulting a doctor.","Keep out of reach of children."]

🤱 Lactation Safety

Paracetamol is considered compatible with breastfeeding. Phenylpropanolamine may pass into breast milk and could cause stimulation or other effects in the infant. Consult your doctor before using this medicine while breastfeeding.

💊 Overdose Management

Overdose of this medicine can cause severe liver damage from paracetamol and serious cardiovascular effects from phenylpropanolamine. Seek emergency medical attention immediately. Treatment for paracetamol overdose includes administration of N-acetylcysteine as early as possible. Management of phenylpropanolamine toxicity is supportive and may include blood pressure control and cardiac monitoring. Do not induce vomiting unless instructed by a healthcare professional.

⏰ 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 exceed the recommended dose or duration. Avoid alcohol while taking this medicine because it increases the risk of liver damage from paracetamol and may worsen dizziness or drowsiness. Do not use other products containing paracetamol simultaneously to prevent accidental overdose. If you have high blood pressure, heart disease, diabetes, thyroid problems, or kidney or liver disease, inform your doctor before taking this medicine. Do not drive or operate heavy machinery if you feel dizzy or drowsy. Pregnant or breastfeeding women should consult a doctor before use. Keep this medicine out of reach of children. Store at room temperature away from moisture and heat. If symptoms persist beyond a few days or worsen, stop the medicine and consult your doctor.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Elderly patients are more sensitive to the cardiovascular and central nervous system effects of phenylpropanolamine. They may experience increased blood pressure, palpitations, dizziness, and confusion. Use with caution, at lower doses if prescribed, and monitor blood pressure regularly. Paracetamol should be used at the lowest effective dose due to potential liver and kidney changes with age.

🤰 Pregnancy Planning (TTC)

This medicine is not recommended for use during pregnancy or when planning pregnancy because phenylpropanolamine may pose risks to the fetus. Consult your doctor for safer alternatives to manage cold symptoms. Paracetamol alone may be considered if needed, but always under medical guidance.

🏥 Post-Surgery Considerations

After surgery, the use of this medicine should be discussed with your surgeon or anesthesiologist. Phenylpropanolamine can increase blood pressure and heart rate, which may be undesirable during recovery. Paracetamol may be used for pain relief if approved. Do not self-medicate.

🦷 Dental Procedures

Inform your dentist if you are taking this medicine before any dental procedure. Phenylpropanolamine can interact with local anesthetics containing epinephrine and may increase cardiovascular effects. Your dentist may advise you to stop the medicine temporarily or adjust your treatment plan.

💚 Lifestyle Tips for Better Results

🏃
Stay well hydrated by drinking plenty of fluids.
🥗
Get adequate rest to help your body recover from cold or allergy symptoms.
😴
Use a humidifier or saline nasal spray to ease nasal congestion.
💧
Avoid known allergens and irritants such as smoke and dust.
🧘
Maintain a healthy diet rich in fruits and vegetables to support immunity.
🌞
Wash your hands frequently to prevent the spread of infections.

🏋️ Exercise Considerations

This medicine may cause dizziness, drowsiness, or palpitations. Avoid strenuous exercise or activities that require mental alertness until you know how the medicine affects you. If you experience chest pain, shortness of breath, or severe dizziness during exercise, stop immediately and seek medical attention.

🥗 Diet Recommendations

Drink warm fluids like soups and herbal teas to soothe congestion.
Include vitamin C-rich foods such as oranges, lemons, and bell peppers.
Avoid alcohol and excessive caffeine.
Eat light, easily digestible meals if you have a cold.
Limit processed and high-sodium foods to help manage blood pressure.

💼 Impact on Daily Work & Life

This medicine can cause dizziness, drowsiness, or nervousness, which may affect your ability to drive, operate machinery, or perform tasks requiring concentration. It is advisable to avoid such activities until you know how the medicine affects you. Inform your employer or colleagues if you need to take this medicine during work hours, especially if your job involves safety-sensitive tasks.

🛑 When to Stop This Medicine

Stop taking this medicine and consult your doctor if your symptoms do not improve within a few days, if they worsen, or if you experience any serious side effects such as chest pain, severe headache, palpitations, or signs of an allergic reaction. Do not stop abruptly if you have been taking it regularly for a long time without consulting your doctor.

📅 Long-Term Use Effects

Long-term use of this medicine is not recommended due to the risk of cardiovascular effects from phenylpropanolamine and potential liver injury from paracetamol. Prolonged use may lead to tolerance, rebound congestion, and increased blood pressure. Regular monitoring of blood pressure, liver function, and renal function may be required if extended use is unavoidable. Consult your doctor if symptoms persist beyond a few days.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Saline nasal spray

Helps moisturize and clear nasal passages without systemic effects.

Evidence: Well-established for symptomatic relief of congestion.
Steam inhalation

Can temporarily relieve nasal congestion by loosening mucus.

Evidence: Commonly used, limited clinical evidence.
Antihistamines

For allergic rhinitis, antihistamines can reduce sneezing and runny nose but may not decongest.

Evidence: Well-established for allergy symptoms.

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

There are no known interactions between this medicine and vaccines. However, if you are scheduled to receive a vaccine, inform your healthcare provider about all medicines you are taking. It is generally safe to receive vaccines while on this medicine, but follow your doctor's advice.

📦 Storage Guide

✅ DO

Store at room temperature (15-30°C).

❌ DON'T

Do not refrigerate unless specified.

✅ DO

Keep in the original container.

❌ DON'T

Do not transfer to unmarked containers.

✅ DO

Keep away from direct sunlight and moisture.

❌ DON'T

Do not store in the bathroom cabinet.

✈️ Traveling with This Medicine

When traveling, carry this medicine in its original packaging along with a copy of your prescription. Store it at room temperature and protect it from extreme heat or moisture. If crossing time zones, continue your regular dosing schedule as prescribed, but do not exceed the maximum daily dose. Check local regulations regarding phenylpropanolamine, as it may be restricted or banned in some countries. Always declare your medicines at customs if required.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 35-year-old man with common cold and nasal congestion
He took this medicine as prescribed for 3 days and experienced relief from congestion and headache. However, he also felt slightly dizzy and nervous, which subsided after stopping the medicine. He was advised not to drive during that period.
💡 Lesson: This medicine can cause dizziness and nervousness; avoid driving or operating machinery until you know how it affects you.
👤 A 50-year-old woman with a history of hypertension
She was prescribed this medicine for sinus congestion but her blood pressure spiked after two doses. She consulted her doctor, who stopped the medicine and switched to a safer alternative. Her blood pressure returned to normal.
💡 Lesson: People with high blood pressure should avoid this medicine or use it only under strict medical supervision with regular monitoring.

💬 Questions Patients Often Ask

Q: How long does it take to work?

A: Paracetamol usually starts relieving pain and fever within 30-60 minutes. The decongestant effect of phenylpropanolamine may also begin within 30-60 minutes, but individual response can vary.

Q: Can I take this medicine with food?

A: Yes, taking it with food or milk can help reduce stomach upset.

Q: Is it safe to take this medicine with high blood pressure?

A: No, this medicine contains phenylpropanolamine, which can raise blood pressure. It should be avoided in people with uncontrolled hypertension unless specifically directed by a doctor.

Q: What should I do if I miss a dose?

A: 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.

🤔 Common Patient Concerns

💭 These are the concerns patients most commonly raise

  • Can I take this medicine long-term?
  • Will it affect my blood pressure?
  • 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 arrest 500mg/12.5mg/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 safe for everyone with a cold.
    Fact: It is not safe for people with high blood pressure, heart disease, or those taking certain medications. Consult a doctor first.
  • Myth: More tablets will relieve symptoms faster.
    Fact: Taking more than the recommended dose can cause serious liver damage and cardiovascular effects. Never exceed the dose.

📊 Comparison with Similar Medicines

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