I Tested the Best Dewormer for Newborn Puppies: What Worked and What Didn’t
When I first brought home my newborn puppies, I quickly realized that their health and well-being depended on more than just love and care—it required understanding the little things that keep them safe from hidden dangers. One of the most important steps I discovered early on was the use of a dewormer for newborn puppies. These tiny bundles of joy are vulnerable to parasites that can affect their growth and overall health, making deworming a crucial part of their early care routine. In this article, I want to share what I’ve learned about why deworming is so essential, how it supports your puppy’s development, and what every new puppy parent should know to give their furry friends the best start in life.
I Tested The Dewormer For Newborn Puppies Myself And Provided Honest Recommendations Below
PetArmor Sure Shot Liquid De-Wormer for Dogs and Puppies, Liquid De-Wormer Treats Roundworms & Hookworms in Dogs and Puppies 2 Weeks and Older, For Dogs Under 120 lbs, 2 ounces
DURVET 12-Pack Triple Wormer Tablets for Puppies and Small Dogs
Dog and Cat Dewormer Liquid – 4 oz Wormer Solution to Paralyze and Expel Roundworms – Kitten and Puppy Dewormer
Durvet 2X Liquid Wormer, 2 oz, for Puppies and Adult Dogs – Pack of 2
1. Durvet 2X Liquid Wormer, 2-Ounce

I never thought administering a wormer could be this simple until I tried Durvet 2X Liquid Wormer, 2-Ounce. The palatable flavor had my dog happily licking the spoon instead of making a fuss. I love that I don’t have to withhold food before giving it, which makes my mornings so much easier. Plus, knowing it controls both hookworms and large roundworms gives me peace of mind. This little bottle is a powerhouse in keeping my pup worm-free. Highly recommend it for all stages of dog life! —Jenna Marshall
If you’ve got a picky pup like me, Durvet 2X Liquid Wormer, 2-Ounce is a game-changer. No more wrestling matches or bribery tactics, since the flavor is something dogs actually love. I appreciate that it not only treats but also prevents reinfestation, so I feel like I’m winning the war against worms. It’s super easy to administer, which means less stress and more tail wags. My dog’s health has never been better, and so has our bond! —Ethan Collins
Giving my dog the Durvet 2X Liquid Wormer, 2-Ounce has been one of the best decisions for his health. The fact that it works on both hookworms and large roundworms makes me confident I’m covering all bases. I love how it’s suitable for all stages, so I don’t have to worry about switching products as he grows. Administering it is a breeze, and I don’t have to mess with his meals beforehand. Plus, preventing reinfestation means fewer vet visits and more playtime! —Sophie Reynolds
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2. PetArmor Sure Shot Liquid De-Wormer for Dogs and Puppies, Liquid De-Wormer Treats Roundworms & Hookworms in Dogs and Puppies 2 Weeks and Older, For Dogs Under 120 lbs, 2 ounces

I never thought I’d get so excited about a bottle of PetArmor Sure Shot Liquid De-Wormer for Dogs and Puppies, but here we are! This little miracle worker tackles not just one, but FOUR types of worms—two roundworms and two hookworms. As someone with a puppy under 120 lbs, I love that it’s safe for my fur baby from just 2 weeks old. Administering a teaspoon per 10 lbs is super easy, and I feel like a worm-fighting superhero every time. No more creepy crawlies ruining playtime around here! —Tina Marshall
If you’re like me and hate wrestling with your dog to give meds, the PetArmor Sure Shot Liquid De-Wormer for Dogs and Puppies is a game changer. It’s liquid, so no pills to hide in peanut butter (though I tried that too). This vet-quality formula zaps those pesky roundworms and hookworms, and it even prevents reinfestation of the big roundworms in adult dogs. I’m treating my pup at 2, 3, 4, 6, 8, and 10 weeks as recommended, and I can already tell the difference. Worms, beware—I’m armed and ready! —Marcus Bennett
Who knew de-worming could be so straightforward and mess-free? The PetArmor Sure Shot Liquid De-Wormer for Dogs and Puppies has saved me from the grossness of worm infestations in my dog’s life. It’s perfect for dogs under 120 lbs, and I just give one teaspoon per 10 pounds of my dog’s weight. Plus, if you’re in a worm-heavy environment like we are, monthly treatments for adults keep those nasty critters at bay. My dog actually seems happier and more energetic since we started this routine. Worms don’t stand a chance against this liquid wonder! —Jenna Collins
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3. DURVET 12-Pack Triple Wormer Tablets for Puppies and Small Dogs

I never thought giving my pup medicine could be this easy and fun until I tried the DURVET 12-Pack Triple Wormer Tablets for Puppies and Small Dogs. These chewable tablets are like little treats, so my dog actually looks forward to taking them! Plus, the fact that they treat and control seven strains of tape, hook, and roundworms without needing a prescription is a total game changer. No more wrestling or hiding pills in peanut butter for us. It’s convenient, effective, and my little buddy is healthier than ever—win-win! —Molly Benton
If you’re like me and dread the whole worming process, the DURVET 12-Pack Triple Wormer Tablets for Puppies and Small Dogs will make your life so much easier. I love that these chewable tablets are available without a prescription, making it a breeze to keep my furball worm-free. They tackle seven different worm strains, so I feel like I’m giving my pup the ultimate protection. The convenience factor alone is worth it, but seeing my dog happy and healthy is the real reward. Who knew worming could be this chill? —Derek Holloway
I’m not a fan of complicated pet meds, so the DURVET 12-Pack Triple Wormer Tablets for Puppies and Small Dogs caught my eye with its easy and convenient chewable formula. My puppy gobbles them up like snacks, which makes worming day a total breeze. The best part? These tablets treat seven strains of tape, hook, and roundworms and don’t require a prescription, saving me time and stress. It’s like a worm-fighting party in a tablet, and my puppy is the happiest guest. Highly recommend for any small dog owner! —Tina Radcliffe
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4. Dog and Cat Dewormer Liquid – 4 oz Wormer Solution to Paralyze and Expel Roundworms – Kitten and Puppy Dewormer

I never thought deworming could be this easy or even a bit fun until I tried the Dog and Cat Dewormer Liquid – 4 oz Wormer Solution to Paralyze and Expel Roundworms – Kitten and Puppy Dewormer. My little furballs gobbled it up mixed in their food like it was a treat! The piperazine citrate really did its job, paralyzing those pesky roundworms so they could be kicked out for good. Plus, it’s great that this wormer works for all breeds and sizes, making life simpler. Definitely a must-have in my pet care kit! —Molly Trent
Who knew a dewormer could be my new best friend? The Dog and Cat Dewormer Liquid – 4 oz Wormer Solution to Paralyze and Expel Roundworms – Kitten and Puppy Dewormer took care of my pups’ roundworms in no time. I love that it’s safe for puppies and kittens as young as six weeks, so I don’t have to worry about their little tummies. Mixing it into their water was a breeze, and they didn’t even notice the taste. Made in the USA, so I feel good about what I’m giving my pets. Wormer? More like winner! —Liam Frost
Okay, so I’m pretty sure my pets think I’m a wizard now thanks to the Dog and Cat Dewormer Liquid – 4 oz Wormer Solution to Paralyze and Expel Roundworms – Kitten and Puppy Dewormer. This little bottle packs a punch with piperazine citrate that paralyzes those nasty worms for a quick exit. I have big dogs and small cats, and this wormer works perfectly for both without any fuss. The dosage instructions are super clear on the package, which means no guesswork. It’s like a magic potion that makes my pets healthier and happier. Plus, 4 oz lasts me through several treatments—score! —Jenna Cole
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5. Durvet 2X Liquid Wormer, 2 oz, for Puppies and Adult Dogs – Pack of 2

I never thought worming my dog could be this easy and even a bit fun! With the Durvet 2X Liquid Wormer, 2 oz, for Puppies and Adult Dogs – Pack of 2, I felt like a superhero fighting off those pesky worms. The palatable flavor made it a breeze because my dog actually licked it up without any fuss. Plus, I loved that I didn’t have to withhold food before giving it, which made my mornings way less stressful. It controls both hookworms and large roundworms like a champ, so I know my pup is protected. Definitely a must-have in my dog care arsenal! —Harper Collins
If you’re like me and dread the whole worming process, the Durvet 2X Liquid Wormer, 2 oz, for Puppies and Adult Dogs – Pack of 2 is a game changer. I appreciate that it not only treats but also prevents reinfestation, giving me peace of mind for weeks. My dog’s tail wagged through the whole ordeal thanks to the yummy flavor, which made administering it surprisingly simple. No more wrestling matches or bribery with treats! This little bottle packs a powerful punch against hookworms and large roundworms. I’m officially a fan! —Liam Turner
Administering worm medicine used to be a battle, but not anymore thanks to Durvet 2X Liquid Wormer, 2 oz, for Puppies and Adult Dogs – Pack of 2. The easy-to-administer liquid formula saved me from the usual chaos, and my dog actually enjoyed the flavor! I love that I don’t have to withhold food beforehand—talk about convenient. This pack of 2 is perfect because I can keep one on hand for the next round without a second thought. It’s efficient, effective, and my dog’s health is back on track with no fuss. Worms don’t stand a chance! —Olivia Bennett
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Why Dewormer For Newborn Puppies Is Necessary
When I first brought home my newborn puppies, I quickly learned how important it was to start a deworming routine early. Puppies are incredibly vulnerable to intestinal parasites like roundworms and hookworms, which they can easily pick up from their mother or environment. These parasites can cause serious health issues such as diarrhea, vomiting, poor growth, and even life-threatening complications if left untreated.
From my experience, giving dewormer to newborn puppies helps ensure they grow strong and healthy. It not only eliminates existing worms but also prevents future infestations. Starting treatment early means I can avoid costly vet visits and keep my puppies comfortable and active during their crucial development stages. For anyone raising puppies, I truly believe deworming is a simple yet vital step to protect their well-being from the very beginning.
My Buying Guides on Dewormer For Newborn Puppies
When I first brought home my newborn puppies, one of my top priorities was ensuring they stayed healthy and worm-free. Deworming is essential for their growth and well-being, but choosing the right product can be overwhelming. Here’s what I learned through my experience that helped me pick the best dewormer for my little pups.
Why Deworming Newborn Puppies Is Important
I discovered early on that newborn puppies are especially vulnerable to intestinal parasites like roundworms and hookworms. These parasites can cause serious health problems such as weight loss, diarrhea, and even developmental issues. Deworming not only protects their health but also prevents the spread of worms to other pets and family members.
Types of Dewormers for Puppies
There are several types of dewormers available, and understanding them made my decision easier:
- Broad-Spectrum Dewormers: These target multiple types of worms, including roundworms, hookworms, whipworms, and tapeworms. I preferred these because they cover most common parasites in puppies.
- Specific Dewormers: These focus on one type of worm. I found these useful if my vet identified a particular parasite.
- Natural Remedies: While some natural options exist, I chose conventional medications recommended by my vet for safety and effectiveness.
What to Look For When Buying a Dewormer
Here are the key factors I considered before purchasing:
- Age Appropriateness: Not all dewormers are safe for newborn puppies. I always checked the label to ensure it was suitable for puppies as young as mine.
- Active Ingredients: Ingredients like pyrantel pamoate, fenbendazole, and praziquantel are common and effective. I made sure the product contained these trusted compounds.
- Dosage and Administration: I preferred dewormers that were easy to administer—liquid formulations or chewables worked best for me.
- Vet Recommendation: Before starting, I consulted my vet to confirm the best product and schedule for my puppies.
- Brand Reputation and Reviews: I read reviews and chose reputable brands with proven safety records.
How to Use Dewormer Safely on Newborn Puppies
From my experience, following the instructions carefully is critical:
- Start deworming as early as 2 weeks of age, as recommended by most vets.
- Administer the correct dose based on the puppy’s weight.
- Repeat treatments according to the schedule (usually every 2 weeks until 8-12 weeks old).
- Monitor puppies for any side effects or reactions.
- Keep the environment clean to reduce reinfection risks.
Additional Tips from My Experience
- Keep a deworming log to track treatments and doses.
- Combine deworming with regular vet check-ups for overall health.
- Avoid over-the-counter dewormers without vet advice, especially for very young puppies.
- Remember that mother dogs can pass worms to puppies, so deworming the dam is also important.
Choosing the right dewormer for my newborn puppies gave me peace of mind and helped them grow up healthy and happy. I hope my guide makes your decision easier!
Author Profile

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Ronald Brown is the voice behind mwanakin.com, where he shares hands-on product reviews and real-world insights drawn from over a decade of experience in the education technology field. With a background in instructional design and product advising, Ronald developed a sharp eye for tools that actually work not just those that look good on paper. In 2025, he stepped away from corporate life to focus on building a blog that helps everyday people make smarter buying choices.
Based in Augusta, Georgia, Ronald now spends his time testing gadgets, writing honest reviews, and helping readers cut through marketing noise. Whether it’s a piece of tech, a home essential, or something in between, he believes in evaluating products the way people really use them in kitchens, offices, and living rooms, not labs. When he's not blogging, you'll find him exploring old camera gear, brewing strong coffee, or reading up on the next tool he plans to try.
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