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Allergic Rash Medicine & Treatment Options in Australia

Itchy, red skin rash causing discomfort?

Find the right antihistamine or topical treatment for your allergic skin reaction.

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Treatment & Relief Options

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1

Describe symptoms

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2

Answer questions

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3

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Frequently Asked Questions About Allergic Rash

What's the best treatment for hives?

Oral antihistamines (cetirizine, loratadine) work best. Avoid triggers if known.

Can I use steroid cream?

Mild hydrocortisone (1%) is safe for short-term use on small areas. Avoid face unless directed.

How long do allergic rashes last?

Hives: hours to days. Contact dermatitis: 2-4 weeks with treatment.

Should I stop using new products?

Yes, discontinue any new cosmetics, detergents, or medications that may be triggers.

When is a rash an emergency?

Difficulty breathing, facial swelling, or rapid spread needs immediate medical attention.

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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.