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Rantac 650 Tablet

Sun Pharma

Information updated 9 January 2026

Paracetamol (650mg)₹45.00

Overview

Welcome to this patient guide for Rantac 650 Tablet. As a Board-Certified Medical Writer, I'm here to help you understand this medication and its uses. Rantac 650 Tablet is manufactured by Sun Pharma and contains Paracetamol (650mg). This guide will walk you through its uses, mechanism of action, dosage, potential side effects, and precautions to take.

Uses

Rantac 650 Tablet is designed to provide relief from fever and pain. It's also suitable for general health maintenance. This medication is commonly used to treat:

  • Fever
  • Headache
  • Muscle and joint pain
  • Toothache
  • Period pain
  • Menstrual cramps

Mechanism of Action

Paracetamol, the active ingredient in Rantac 650 Tablet, works by blocking the production of prostaglandins in the brain. Prostaglandins are chemical messengers that trigger pain and fever. By inhibiting their production, Paracetamol reduces the sensation of pain and brings down body temperature.

Dosage

To use Rantac 650 Tablet effectively, follow these dosage guidelines:

  • Adult dosage: Take 1 tablet (650mg) every 4-6 hours as needed, not exceeding 4 tablets in 24 hours.
  • Children's dosage: Consult your doctor or pharmacist for the recommended dosage for children.
  • Elderly dosage: Follow the same dosage guidelines as adults, but be cautious of potential interactions with other medications.

Side Effects

While generally safe, Rantac 650 Tablet may cause some side effects, including:

  • Stomach upset
  • Nausea and vomiting
  • Diarrhea
  • Headache
  • Dizziness

If you experience any of these side effects, consult your doctor or pharmacist for advice.

Precautions

Before taking Rantac 650 Tablet, consider the following precautions:

  • Liver disease: If you have liver disease, consult your doctor before taking this medication.
  • Kidney disease: If you have kidney disease, consult your doctor before taking this medication.
  • Bleeding disorders: If you have bleeding disorders, consult your doctor before taking this medication.
  • Interactions with other medications: Inform your doctor about all medications you're taking, including over-the-counter medications and supplements.

FAQs

Q: Can I take Rantac 650 Tablet with other medications?

A: Consult your doctor or pharmacist before taking Rantac 650 Tablet with other medications, as it may interact with certain medications.

Q: Can I take Rantac 650 Tablet for a long period?

A: Take Rantac 650 Tablet only as directed by your doctor or pharmacist. Long-term use may lead to liver damage or other side effects.

Q: Can I take Rantac 650 Tablet if I'm pregnant or breastfeeding?

A: Consult your doctor before taking Rantac 650 Tablet if you're pregnant or breastfeeding, as it may not be suitable for your condition.

✓ Uses

  • Fever
  • Pain relief
  • General Health

⚠ Side Effects

  • Nausea
  • Dizziness
  • Stomach upset

Have questions about Rantac 650 Tablet?

Talk to a verified specialist who can guide you on dosage, alternatives, and interactions.

Safety Advice

✕

alcohol

Unsafe

?

pregnancy

Consult Doctor

?

driving

Caution

?

kidney

Caution

?

liver

Caution

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