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Frontline Plus Flea & Tick Spot Treatment for Small Dogs, 5-22 lbs

Frontline Plus Flea & Tick Spot Treatment for Small Dogs, 5-22 lbs

By Frontline 9 reviews analyzed Updated Nov 2025 85% confidence
5.7 /10
Quality
6.0
Value
5.5
Design
6.0
Function
4.5
Durability
5.0
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In a Nutshell

  • Mixed reviews on effectiveness
  • Issues with flea resistance and side effects
  • Easy to apply and user-friendly
  • Consider alternative treatments with veterinarian consultation

Quick Verdict

Frontline Plus Flea & Tick Spot Treatment has been a long-time favorite for many pet owners but recent reviews indicate a decline in effectiveness against fleas. Several users reported issues such as flea resistance and side effects, while others found it easy to use and effective for their pets.

Quick Stats

Reviews Analyzed 9
Would Recommend 40%
Would Buy Again 40%
Avg Lifespan around 2 months

Pet Compatibility

🐕 Dogs
Suitable
🐈 Cats
Caution

Critical Warnings

high

Potential side effects unlikely for general pets

Prevention: Consult a veterinarian before use, especially for pets with existing conditions.

high

Reduced effectiveness against fleas

Prevention: Complement with flea collars or alternative treatments if inefficacy is noticed.

Pros & Cons

Pros

  • Ease of Use (2)

    Pets do not mind the application, and it's easy to apply.

  • Consistent Results (2)

    Long-term users report consistent protection against fleas and ticks.

  • Cost-Effective (1)

    Considered affordable compared to other treatments like Bravecto.

  • Long-lasting Efficacy (1)

    Effective for up to a month with proper application.

  • Ideal Alternative (1)

    Suitable for dogs with liver issues or IBD.

Cons

  • Flea Resistance (2) major

    Fleas have developed resistance to the product, making it ineffective against some infestations.

  • Side Effects (1) major

    Adverse reactions include lethargy and loss of appetite.

    Tip: Consult with a veterinarian before use.

  • High Prices (1) minor

    Users find it expensive, especially when the product does not last a full month.

    Tip: Compare with other brands.

  • Alternatives Available (2) minor

    Other products are considered better alternatives (Bravecto).

    Tip: Consider Bravecto.

Quality Trend: Declining

Several recent reviews report reduced effectiveness compared to past experiences. Users mention flea resistance and side effects as major issues.

Older Reviews Said:

mostly positive

Newer Reviews Say:

mixed, with more negative feedback

Who Is This For?

✓ Best For

  • • Pet owners with small dogs — Reliable and easy to apply, preferred by long-term users
  • • Veterinary recommended — Many vets support the use as a pest deterrent.

✗ Skip If

  • • Owners of dogs with sensitivity issues. — Reports of severe side effects.

Durability & Care

Expected Lifespan 1 to 3 months

Factors: Proper application, Frequency of use

Cleaning Methods

✗ Machine wash
✗ Hand wash
✓ Spot clean

Care Tips from Users

  • 💡 Monitor for any adverse reactions after application

Floor Compatibility

✓ Hardwood
✓ Tile
✓ Carpet
✓ Vinyl
✓ Laminate

Rating Distribution

3.2
9 reviews
5★
44%
4★
0%
3★
11%
2★
22%
1★
22%
ease of use (2) long-term efficacy (2) flea resistance (2) expensive (1)

Common Questions

How often should I apply Frontline Plus to my dog?

Frontline Plus should be applied monthly as directed, ensuring application between the shoulder blades for maximum effectiveness.

Is Frontline Plus safe for dogs with liver issues?

Frontline Plus is suitable for dogs with liver issues as it is a topical treatment and doesn't affect the liver directly.

What should I do if my dog shows adverse reactions?

If your dog shows any adverse reactions, such as lethargy or loss of appetite, consult a veterinarian immediately for further guidance.

Highlighted Reviews

— Lina

"I have used FRONTLINE for about 30+ years on all my small dogs and the product seems to work as it should every time. Thus, once my dog has the product put on him/her, then I've never seen any of my dogs ever get ticks or fleas once the FRONTLINE product is used ----as according to the instructions."

— Amy

"My dog has been on Frontline since he was a puppy. Just within the last month or so, he has started getting fleas, even while taking frontline monthly. Flea baths didn’t work either. Had to go to the vet for a Rx flea medicine. I was told at the vet clinic Frontline is increasingly becoming ineffe..."

Bottom Line

For long-term users, Frontline Plus can be a reliable choice, but new users should be cautious and possibly explore other options due to recent declining effectiveness and reported side effects.

5.7 /10
— Below Average

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