Hartz UltraGuard Flea & Tick Drops for Dogs & Puppies 61-150lbs – 3 Monthly Treatment
$14.99


Price: $14.99
(as of Nov 17, 2025 12:47:51 UTC – Details)
A fast acting formula that starts killing fleas within 15 minutes! Kills fleas, Brown Dog and Deer Ticks, and repels mosquitoes for 30 days. Use only on dogs or puppies 12 weeks of age and older. Do not use on cats or kittens. Package contains 3 monthly applications.
Is Discontinued By Manufacturer ā : ā No
Product Dimensions ā : ā 18.63 x 9.88 x 7.5 inches; 2.08 ounces
Item model number ā : ā 3270010866
Date First Available ā : ā July 8, 2008
Manufacturer ā : ā Hartz
ASIN ā : ā B0016HFNKI
Best Sellers Rank: #65,883 in Pet Supplies (See Top 100 in Pet Supplies) #143 in Dog Flea Drops
Customer Reviews: 4.3 4.3 out of 5 stars 249 ratings var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
Only for dogs and puppies 12 weeks and older weighing 61-150 lbs
3 Monthly Treatments
Rapidly eliminates fleas
Lasts for 30 days
Customers say
Customers find the flea control product to be of good quality, with one mentioning it’s particularly suitable for small dogs. Moreover, they consider it good value for money. However, the effectiveness against fleas receives mixed feedback, with some saying it works well while others report it doesn’t work at all.
8 reviews for Hartz UltraGuard Flea & Tick Drops for Dogs & Puppies 61-150lbs – 3 Monthly Treatment
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$14.99


Dapper –
Affordable
This is very good for flea prevention!
Charles –
At
For the price it is well worth it
TROOBREV –
Fleas were gone in one application.
I was hesitant to buy after reading some of the reviews. I definitely wouldn’t have used it on a cat. I have two yellow labs that weigh 60 pounds and 120 pounds. I live in Western Oregon and one application killed all the fleas on them with no recurrence going into Winter.
sitovara –
But so far so good. Hartz works and it is cheaper than in …
I have been using these for a year and luckily we had no issues with our fluffy little dog. He has a lot of hair and I was worried about ticks and fleas. But so far so good. Hartz works and it is cheaper than in the pet stores.
Sashmom –
Good Stuff, Good Price
Both my wee men get this stuff used on them. They aren’t bothered much other than to do that snout to the floor body rub. My older one once had a bad reaction to a topical so I’m really cautious about what I put on them. I figure it’s not the flea medicine itself they object to, it’s the vehicle. Either way- it’s an economical product that does what it says it will.
Deloris Williams –
A Happy Dog
This is the first time I ever used hartz UltraGuard Flea & Tick Drops, but I must say it will not be the last. I was skeptical I must admit, but after the first 30 days with no more fleas and a very happy dog, I shall be using this product regularly.It makes us both more comfortable and back to cuddling.
Michele Wilson –
Waste of money
Doesn’t do the job. Waste of money. The expensive ones are better. I’m thinking of trying the pills. I hesitate because not completely comfortable about giving my dog pills. I need to do more research.
Debra Passantino –
I’m not sure why all the negative reviews….has always worked for my dogs!
I’ve never had a problem with fleas, ticks or “seizures” when using this. I would think it would be off the market by now if this were dangerous for dogs! It really works!!!!