Headache Medicine & Treatment Options in Australia

Q: What's the best painkiller for headaches?

Paracetamol or ibuprofen work for most. Aspirin is effective for migraines but avoid if you have ulcers, bleeding risk, are pregnant/breastfeeding, on anticoagulants, or are a child/teen.

Q: How often can I take painkillers?

Follow label directions. Overuse (>10-15 days/month) can cause rebound headaches.

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Pregnancy & breastfeeding

If you are pregnant, breastfeeding, or planning pregnancy, consult your GP or pharmacist before taking any medication. Some pain relievers and decongestants are not safe during pregnancy or late pregnancy.

Pediatric Dosage Calculator

Estimate Paracetamol & Ibuprofen doses

Child's Weight (kg)

Enter a valid weight (up to 50kg) to see dosage estimates.

Important Disclaimer: This is an estimate only based on standard concentrations. ALWAYS check the concentration on your specific bottle as brands vary. Do not use Ibuprofen for children under 3 months or with asthma/chickenpox unless advised by a doctor.

Treatment & Relief Options

Paracetamol or ibuprofen for tension headaches
Aspirin or combination products for migraines (if diagnosed); avoid ibuprofen/aspirin if ulcers, bleeding risk, kidney disease, late pregnancy, breastfeeding, or on anticoagulants; avoid aspirin in children/teens (Reye's syndrome risk)
Stay hydrated and rest in a dark, quiet room
Limit analgesics to <10 days/month to avoid medication overuse headache
Track triggers (stress, caffeine, sleep); triptans require prescription

When to Seek Medical Help

• Sudden, severe "thunderclap" headache
• Headache with fever, stiff neck, or rash
• Vision changes or difficulty speaking
• Headache after head injury
• New headache pattern in people over 50

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Frequently Asked Questions About Headache

What's the best painkiller for headaches?

Paracetamol or ibuprofen work for most. Aspirin is effective for migraines but avoid if you have ulcers, bleeding risk, are pregnant/breastfeeding, on anticoagulants, or are a child/teen.

How often can I take painkillers?

Follow label directions. Overuse (>10-15 days/month) can cause rebound headaches.

Can dehydration cause headaches?

Yes. Drink water regularly, especially in hot weather or after exercise.

When is a headache serious?

Sudden severe pain, neurological symptoms, or persistent headaches need medical review.

Do I need a prescription for migraine medicine?

Some OTC options exist, but prescription treatments are more effective for chronic migraines.

Related Guides & Advice

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Last reviewed: November 2025

Reviewer: Healthcare Content Team

This information is for educational purposes only and does not replace professional medical advice. Always consult a healthcare provider for diagnosis and treatment.