Virbac Razor Broad Spectrum Horse Wormer
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RAZOR® Equine Wormer – Cost-Effective Multi-Dose Broad-Spectrum Worm & Tapeworm Control
When you’re managing more than one horse, value matters — but not at the expense of protection. RAZOR® Equine Wormer is a broad-spectrum, dual-active horse wormer designed to deliver reliable parasite control in a convenient multi-dose syringe, making it a practical choice for multi-horse properties and cost-conscious riders.
Formulated with ivermectin and praziquantel, RAZOR provides comprehensive control of worms, bots and tapeworms, while also treating parasites associated with summer sores and skin lesions. One syringe treats two 600 kg horses, reducing waste and simplifying dosing.
Why Riders Choose RAZOR®
- Broad-spectrum coverage – worms, bots & tapeworms in one paste
- Multi-dose syringe – treats 2 × 600 kg horses
- Cost-effective option – ideal for multiple horses or shared programs
- Dual-active formulation – ivermectin & praziquantel
- Safe across life stages – foals, pregnant mares & breeding stallions
- Palatable flavoured paste – easy oral administration
- Australian made – developed for local conditions
Pro Tip – Where RAZOR® Fits Best
RAZOR® is commonly used when riders want broad parasite coverage with tapeworm control while keeping costs under control. The multi-dose syringe makes it especially practical for yards managing several horses or rotating wormers through the season.
It also reduces packaging waste, making it a smarter option for riders who worm multiple horses regularly.
Designed for Real Worming Programs
RAZOR® Equine Wormer is suitable for use within a structured rotational worming program. Strategic rotation of actives, combined with good paddock hygiene and fecal egg count testing, helps reduce resistance while maintaining effective parasite control.
What Parasites Does RAZOR® Treat?
- Large & small strongyles (including arterial larval stages)
- Ascarids, pinworms & hairworms
- Large-mouthed stomach worms & lungworms
- Neck & intestinal threadworms
- All three species of tapeworms
- All three species of bots
- Skin parasites associated with summer sores & cutaneous onchocerciasis
Active Ingredients
- Ivermectin 8 mg/g – broad worm & bot control
- Praziquantel 100 mg/g – targeted tapeworm treatment
Dosage & How to Use
Dose at 1 mL per 40 kg bodyweight.
- 400 kg horse = 10 mL
- 600 kg horse = 15 mL
Each 30 mL syringe treats:
- 2 × 600 kg horses
- 3 × 400 kg ponies
- 6 × 100 kg miniatures
Use in Foals, Mares & Stallions
Common Rider Questions (FAQ)
Q: Is this suitable for multiple horses?
A: Yes. The multi-dose syringe is designed specifically to make worming multiple horses easier and more economical.
Q: Does this include tapeworm control?
A: Yes. The inclusion of praziquantel provides dedicated tapeworm coverage.
Q: Can I use this in pregnant mares?
A: Yes. RAZOR® is safe for use in pregnant mares and breeding stallions.
Q: How does this fit into a rotation program?
A: RAZOR® can be used as a broad-spectrum option within a structured rotation, alongside other actives across the year.
Why RAZOR®?
RAZOR® is for riders who want practical, no-nonsense parasite control. Broad-spectrum coverage, multi-horse efficiency and proven safety make it a smart choice for everyday worming without unnecessary cost.
RAZOR® Equine Wormer – broad coverage, smart value, built for real horse ownership.
Product Reviews
Easy to use
By: Katelyn on 23 October 2025Simple to dose, good value, and my horses don’t fuss over the taste. Will use again.
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