Deworming a young puppy requires careful selection of a safe, effective product that targets common worms without causing stress during treatment. The following five options are suitable for puppies around nine weeks old and meet common veterinary guidelines for safety and broad-spectrum coverage. Each product below includes dosing guidance, target worms, and suitability for small or young dogs. Compare forms, ease of administration, and worm coverage to find the best fit for your puppy’s health plan.
| Product | Type | Coverage | Best For |
|---|---|---|---|
| PetArmor Sure Shot Liquid De-Wormer | Liquid | Roundworms, Hookworms | Puppies 2 weeks and older |
| PetArmor 7 Way De-Wormer (Small Dogs) | Chewable Tablets | Tapeworms, Roundworms, Hookworms | Small breeds 6-25 lbs |
| SAFE-GUARD Canine Dewormer | Granules | Taenia, Hookworms, Roundworms, Whipworms | Outdoor dogs, broad spectrum |
| Chew + Heal Labs Dewormer Liquid | Liquid | Roundworms (paralysis and expulsion) | Puppies and kittens, versatile dosing |
| Elanco Tapeworm Dewormer (Praziquantel) | Tablets | Tapeworms | Puppies 4 weeks and older |
Note: Always follow label directions and consult a veterinarian for a tailored deworming schedule based on your puppy’s health, exposure, and lifestyle. The following sections present five specific products with concise dosing notes and practical considerations to aid in decision-making.
PetArmor Sure Shot Liquid De-Wormer For Puppies

PetArmor Sure Shot is a vet-quality liquid dewormer designed for dogs and puppies as young as 2 weeks old. It targets two species of roundworms and two species of hookworms, helping prevent reinfestation of large roundworms. Dosing is straightforward: administer 1 full teaspoon (5 mL) for every 10 lbs of body weight. The formula is suitable for dogs of all sizes and breeds, offering a flexible choice for the earliest stages of life.
PetArmor 7 Way Dew-Wormer For Small Dogs

This chewable dewormer is designed for small dogs and puppies weighing 6.0 to 25 lbs. It governs seven worm species, including two types of tapeworms, two roundworms, and three hookworms. The chewable format makes administration quick and convenient, reducing stress for puppies and owners alike. Suitable for puppies 12 weeks or older, it aligns with standard puppy care regimens looking for broad-spectrum protection.
SAFE-GUARD Canine Dewormer For Puppies & Dogs

SAFE-GUARD offers a broad-spectrum option with fenbendazole, addressing several worm types including Taenia tapeworms, hookworms, roundworms, and whipworms. The granules mix easily into food, which can help with puppies that resist pills or liquids. This product is designed to minimize chemical exposure by using a single active ingredient while still delivering effective coverage for outdoor or multi-pet households.
Chew + Heal Labs Dog And Cat Dewormer Liquid

Chew + Heal Labs offers a liquid dewormer suitable for both puppies and kittens, focusing on roundworms. Piperazine citrate helps paralyze and expel worms from the body. The product is positioned as versatile across dog sizes and breeds, with dosage guidance printed on the package. This liquid format can be easier for parents seeking a straightforward administration method without the need for pills.
Elanco Tapeworm Dewormer (Praziquantel)

Elanco Tapeworm Dewormer provides a targeted approach for removing tapeworms in dogs and puppies aged 4 weeks and older. The 5-count bottle is designed for practical dosing across multiple meals or direct administration, as tablets may be crumbled and mixed with food if needed. This product is particularly relevant if tapeworms are suspected based on exposure and symptoms.
PetArmor 7 Way De-Wormer For Large Dogs And Puppies

This larger-dog formulation expands the 7-way coverage to dogs over 25 lbs while remaining suitable for puppies in the right dosing framework. It addresses multiple worm types with chewable tablets, combining ease of administration with a broadened spectrum for households with mixed-sized dogs. Always confirm weight-based dosing to ensure accuracy for a nine-week-old puppy transitioning to small-adult stages.
Liquid Dog Dewormer (Morvequa 7-Worm Formula)

Morvequa’s broad-spectrum liquid dewormer targets seven worm strains in one bottle, including two tapeworms, two roundworms, and three hookworms. The 0.1 mL per pound dosing rule and a 100 mL bottle providing up to 40 doses make it a practical choice for families with multiple dogs. Suitable for dogs and puppies 12 weeks and older, with a dosing syringe included for accuracy.
Panacur C Canine Dewormer (Fenbendazole)

Panacur C uses fenbendazole to treat a range of worms including roundworms, hookworms, whipworms, and certain tapeworms. Each pack is labeled per-dog dosing (treats 10 lbs per packet) and is described as safe for pregnant dams. This product provides a reliable, widely used option for routine deworming programs, particularly in households with varying ages and life stages.
Buying Guide: Key Purchase Considerations
- Worm coverage: Choose a product that targets the most common worms in your region and matches your puppy’s risk factors (outdoor access, contact with other dogs, etc.).
- Form and dosing: Liquid formulas can be easier for small puppies or those who resist pills, while chewables may offer convenience for routine use at home.
- Age and weight: Verify the specified age (e.g., 2 weeks, 12 weeks) and weight range to ensure suitability for a nine-week-old puppy.
- Administration method: Consider whether you prefer adding to food, direct oral dosing, or mixing with meals to reduce stress during administration.
- Veterinary guidance: A deworming schedule often combines products or follows a veterinarian’s plan, especially to prevent reinfestation and manage exposure risks.
- Safety and ingredients: Check for potential allergies, drug interactions, and the presence of safe, proven active ingredients with a track record in canine health.
- Convenience for households: For multi-pet homes, select products that provide clear dosing guidance and minimal waste across different dog sizes.
- Resistance and re-treatment: Some products require follow-up doses or rotation to prevent worm resistance and ensure thorough clearance.
In sum, selecting a dewormer for a nine-week-old puppy involves weighing dosing ease, spectrum of worms covered, and how the product fits into your daily routine and veterinary guidance. The listed options provide a range of formats—from liquids to chewables—to accommodate preferences and ensure effective early worm management for your growing pup.