Best Wormers for Bots in Horses: Effective Deworming Solutions 2025
Maintaining your horse’s health includes protecting it from internal parasites like bots. Selecting the best wormer for bots in horses ensures effective control and prevention of infestations. Below is a summary table of top-rated horse wormers designed to treat bots and other parasites efficiently.
| Product | Brand | Features |
|---|---|---|
| Strongid Paste Horse Dewormer | Strongid | Broad-spectrum, effective on mature infestations including bots, safe for all stages including foals and pregnant mares |
| DuraMectin Ivermectin Paste 1.87% | Durvet | Effective broad treatment and control, convenient paste form |
| Ivermectin Paste – Horse Wormer 3-Pack | Durvet | Concentrated ivermectin, multi-pack convenience, targets multiple parasites including bots |
| Durvet Apple Flavored Ivermectin Paste 6-Pack | Durvet | Apple flavored, multi-dose pack, safe for all horses including broodmares and foals |
| BIMECTIN Ivermectin 1.87% Paste Wormer | Bimeda | FDA approved NDC wormer for broad parasite control |
Strongid Paste Horse Dewormer for Parasite Control

Strongid Paste delivers broad-spectrum protection against a range of internal parasites. It is effective against large and small strongyles, roundworms, and pinworms, including bots. This product is especially useful for foals beginning at 2 months old and is safe for pregnant and lactating mares. Its broad-spectrum nature makes it ideal for essential worming protocols targeting bots and other harmful parasites. The 20-ml syringe allows precise dosing and administration convenience.
Durvet DuraMectin Ivermectin Paste for Horses

This ivermectin-based wormer by Durvet is formulated to provide effective treatment and control of internal parasites, including bots. The paste form facilitates easy oral administration. Known for its broad-spectrum action, DuraMectin targets bots that inhabit the stomach lining and other parasitic worms that threaten equine health. Its formulation is suitable for most horse types, simplifying parasite management.
Durvet Ivermectin Paste 3-Pack for Horses

Providing multiple doses of ivermectin paste, this 3-pack from Durvet offers sustained control against bot flies and various intestinal worms. Each 6.08-gram tube delivers a precise dose, making it convenient to maintain regular equine worming programs. Its potency and reliability make it a solid option for comprehensive parasite treatments focused on bot elimination.
Durvet Apple Flavored Ivermectin Paste 6-Pack

This multi-dose pack features apple-flavored ivermectin paste that horses readily accept. Intended to remove worms and bots with a single dose, it is safe for use on all horses, including breeding stallions, broodmares, and foals. The flavoring helps ease administration challenges, while its comprehensive parasite elimination supports equine health maintenance.
BIMECTIN Ivermectin 1.87% Paste Wormer for Horses

The BIMECTIN Ivermectin 1.87% Paste features an NDC-registered formula designed for broad parasite control in horses. It efficiently targets bots and other internal parasites to maintain gut health. This wormer is easy to administer in paste form, favored for its effectiveness and versatility across different stages of equine development.
Buying Guide for Horse Wormers Targeting Bots
Choosing the best wormer for bots in horses requires understanding key factors to ensure effective parasite control tailored to your horse’s needs.
Parasite Spectrum
Not all wormers treat bots specifically. Look for broad-spectrum products that list bots (bot fly larvae) among the parasites they control. Ivermectin-based paste wormers are typically effective against bots and other common parasites.
Horse Age and Condition
Some wormers are safe for foals, pregnant mares, and lactating horses. Verify that the product is suitable for the age and reproductive status of your horse to avoid health risks.
Administration Form
Most dewormers come in paste form administered orally via syringe. Apple-flavored options can facilitate easier administration especially in difficult-to-dose horses.
Dosing Accuracy and Convenience
Accurate dosing is crucial. Syringes with clear measurement marks help ensure correct treatment. Multi-pack options can be more convenient for larger herds or multiple dosing schedules.
Safety and Regulations
Choose wormers that comply with FDA and other regulatory standards (e.g., NDC registration). This ensures tested efficacy and safety for horses.
Product Reviews and Brand Reputation
Reputable brands with consistent positive feedback from horse owners and veterinarians generally indicate reliable product performance.