10 Best Non-Prescription Cat Medications 2025: According to Reviews | Chewy

The 10 Best Non-Prescription Cat Medications

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How we created this non-prescription cat medication list

We leveraged input from our veterinarians and artificial intelligence to identify key considerations to help you find the best non-prescription cat medication.
We scanned thousands of customer reviews and ratings and scored each product based on its performance against each of the key considerations. We then considered how popular a product is with Chewy customers and combined that with its key consideration scores to create the list of the best non-prescription cat medications.

Key non-prescription cat medication considerations

Ease of Use

Effectiveness

Ingredients

Side Effects

1
Greenies Pill Pockets Feline Chicken Flavor Natural Soft Adult Cat Treats, 1.6-oz bag, 45 count
Greenies Pill Pockets Feline Chicken Flavor Natural Soft Adult Cat Treats, 1.6-oz bag, 45 count
Greenies Pill Pockets Feline Chicken Flavor Natural Soft Adult Cat Treats, 1.6-oz bag, 45 count
Greenies Pill Pockets Feline Chicken Flavor Natural Soft Adult Cat Treats, 1.6-oz bag, 45 count
Greenies Pill Pockets Feline Chicken Flavor Natural Soft Adult Cat Treats, 1.6-oz bag, 45 count
Greenies Pill Pockets Feline Chicken Flavor Natural Soft Adult Cat Treats, 1.6-oz bag, 45 count
Greenies Pill Pockets Feline Chicken Flavor Natural Soft Adult Cat Treats, 1.6-oz bag, 45 count
Greenies Pill Pockets Feline Chicken Flavor Natural Soft Adult Cat Treats, 1.6-oz bag, 45 count

Greenies Pill Pockets Feline Chicken Flavor Natural Soft Adult Cat Treats, 1.6-oz bag, 45 count

Rated 4.5 out of 5 stars
2,772
$6.48Chewy Price
($4.05/oz)
Promo, New Customers Only: Spend $49+, Get $20 eGift Card

Our ratings

Ease of Use

4.5/5
Great

Effectiveness

4.5/5
Great

Ingredients

4.4/5
Great

Side Effects

4.4/5
Great

Is this non-prescription cat medication right for my pet?

Lifestage

All Lifestages, Adult

Top Ingredients

Chicken, Glycerin, Wheat Flour, Water, Wheat Gluten

Special Diet

Pea-Free, Indoor, Rawhide-Free, Natural

Food Flavor

Chicken, Poultry
2
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 30-cc syringe
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 30-cc syringe
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 30-cc syringe
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 30-cc syringe
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 30-cc syringe
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 30-cc syringe
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 30-cc syringe
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 30-cc syringe

Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 30-cc syringe

Rated 4.6 out of 5 stars
1,526
$23.99Chewy Price
Promo, Spend $100, Get $30 eGift Card with code HAVEFUN

Our ratings

Ease of Use

4.4/5
Great

Effectiveness

4.5/5
Great

Ingredients

4.4/5
Great

Side Effects

4.4/5
Great

Is this non-prescription cat medication right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

Active Per Ml: Kaolin 0.6 G, Pectin 0.025 G, Direct-Fed Microbials 0.2 Billion Cfu (Enterococcus Faecium) Kaolin, Soy Oil, Pectin

Health Feature

Digestive Health
3
HomeoPet UTI+ Homeopathic Medicine for Urinary Tract Infections UTI for Cats, 450 drops
HomeoPet UTI+ Homeopathic Medicine for Urinary Tract Infections UTI for Cats, 450 drops
HomeoPet UTI+ Homeopathic Medicine for Urinary Tract Infections UTI for Cats, 450 drops
HomeoPet UTI+ Homeopathic Medicine for Urinary Tract Infections UTI for Cats, 450 drops
HomeoPet UTI+ Homeopathic Medicine for Urinary Tract Infections UTI for Cats, 450 drops
HomeoPet UTI+ Homeopathic Medicine for Urinary Tract Infections UTI for Cats, 450 drops
HomeoPet UTI+ Homeopathic Medicine for Urinary Tract Infections UTI for Cats, 450 drops

HomeoPet UTI+ Homeopathic Medicine for Urinary Tract Infections UTI for Cats, 450 drops

Rated 4.4 out of 5 stars
1,033
$17.99Chewy Price
Promo, Spend $100, Get $30 eGift Card with code HAVEFUN

Our ratings

Ease of Use

4.4/5
Great

Effectiveness

4.4/5
Great

Ingredients

4.4/5
Great

Side Effects

4.2/5
Great

Is this non-prescription cat medication right for my pet?

Lifestage

All Lifestages, Adult

Top Ingredients

Aconitum Napellus 200c, Apis Mellifica 6c, Argentum Nitricum 30c, Arnica Montana 6c, Arsenicum Album 6c

Packaging Type

Bulk

Health Feature

Urinary Tract Health
4
MediNatura T-Relief Arnica +12 Homeopathic Medicine for Pain for Cats, Dogs & Horses, 90 count
MediNatura T-Relief Arnica +12 Homeopathic Medicine for Pain for Cats, Dogs & Horses, 90 count
MediNatura T-Relief Arnica +12 Homeopathic Medicine for Pain for Cats, Dogs & Horses, 90 count
MediNatura T-Relief Arnica +12 Homeopathic Medicine for Pain for Cats, Dogs & Horses, 90 count
MediNatura T-Relief Arnica +12 Homeopathic Medicine for Pain for Cats, Dogs & Horses, 90 count

MediNatura T-Relief Arnica +12 Homeopathic Medicine for Pain for Cats, Dogs & Horses, 90 count

Rated 4.6 out of 5 stars
346
$17.99Chewy Price
($0.20/ea)
Promo, Spend $100, Get $30 eGift Card with code HAVEFUN

Our ratings

Ease of Use

4.5/5
Great

Effectiveness

4.4/5
Great

Ingredients

4.5/5
Great

Side Effects

4.4/5
Great

Is this non-prescription cat medication right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

Active Ingredients: Each Tablet Contains: Arnica Montana 3X 150mg, Calendula Officinalis 2X 10mg, Hamamelis Virginiana 2X 10mg, Baptisia Tinctoria 2X 6mg, Bellis Perennis 2X 6mg

Special Diet

Natural
5
Endosorb Medication for Digestive Issues & Diarrhea for Dogs & Cats, 1.5-g, 500 tablets
Endosorb Medication for Digestive Issues & Diarrhea for Dogs & Cats, 1.5-g, 500 tablets
Endosorb Medication for Digestive Issues & Diarrhea for Dogs & Cats, 1.5-g, 500 tablets
Endosorb Medication for Digestive Issues & Diarrhea for Dogs & Cats, 1.5-g, 500 tablets
Endosorb Medication for Digestive Issues & Diarrhea for Dogs & Cats, 1.5-g, 500 tablets

Endosorb Medication for Digestive Issues & Diarrhea for Dogs & Cats, 1.5-g, 500 tablets

Rated 4.6 out of 5 stars
254
$121.02Chewy Price
($0.25/ea)
Promo, Spend $100, Get $30 eGift Card with code HAVEFUN

Our ratings

Ease of Use

4.6/5
Excellent

Effectiveness

4.5/5
Great

Ingredients

4.5/5
Great

Side Effects

4.5/5
Great

Is this non-prescription cat medication right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

Activated Attapulgite with Roasted Powdered Carob Pulp, Citrus Pectin, Magnesium Trisilicate, Colloidal Aluminum Silicate (Hydrated) with Artificial Color and Base

Health Feature

Digestive Health
6
Lax-Aire Medication for Digestive Issues for Cats & Dogs, 3-oz bottle
Lax-Aire Medication for Digestive Issues for Cats & Dogs, 3-oz bottle
Lax-Aire Medication for Digestive Issues for Cats & Dogs, 3-oz bottle

Lax-Aire Medication for Digestive Issues for Cats & Dogs, 3-oz bottle

Rated 4.5 out of 5 stars
304
$17.66Chewy Price
($5.89/oz)
Promo, Spend $100, Get $30 eGift Card with code HAVEFUN

Our ratings

Ease of Use

4.5/5
Great

Effectiveness

4.5/5
Great

Ingredients

4.4/5
Great

Side Effects

4.2/5
Great

Is this non-prescription cat medication right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

Liquid Petrolatum, Cod Liver Oil, Soybean Oil, Peptonized Iron

Health Feature

Hairball Control, Digestive Health
7
Tomlyn Pill-Masker, 4-oz jar
Tomlyn Pill-Masker, 4-oz jar
Tomlyn Pill-Masker, 4-oz jar
Tomlyn Pill-Masker, 4-oz jar
Tomlyn Pill-Masker, 4-oz jar

Tomlyn Pill-Masker, 4-oz jar

Rated 4.1 out of 5 stars
883
$12.99Chewy Price
($3.25/oz)
Promo, Spend $100, Get $30 eGift Card with code HAVEFUN

Our ratings

Ease of Use

4.3/5
Great

Effectiveness

4.4/5
Great

Ingredients

4.4/5
Great

Side Effects

4.4/5
Great

Is this non-prescription cat medication right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

Wheat Flour, Corn Syrup, Glycerin, Vegetable Oil, Stabilized Rice Bran

Food Flavor

Bacon, Meat
8
Prana Pets Respiratory Support for Asthma, Allergies & Respiratory Infections Liquid Supplement for Cats & Dogs, 2-fl oz bottle
Prana Pets Respiratory Support for Asthma, Allergies & Respiratory Infections Liquid Supplement for Cats & Dogs, 2-fl oz bottle
Prana Pets Respiratory Support for Asthma, Allergies & Respiratory Infections Liquid Supplement for Cats & Dogs, 2-fl oz bottle
Prana Pets Respiratory Support for Asthma, Allergies & Respiratory Infections Liquid Supplement for Cats & Dogs, 2-fl oz bottle
Prana Pets Respiratory Support for Asthma, Allergies & Respiratory Infections Liquid Supplement for Cats & Dogs, 2-fl oz bottle
Prana Pets Respiratory Support for Asthma, Allergies & Respiratory Infections Liquid Supplement for Cats & Dogs, 2-fl oz bottle
Prana Pets Respiratory Support for Asthma, Allergies & Respiratory Infections Liquid Supplement for Cats & Dogs, 2-fl oz bottle

Prana Pets Respiratory Support for Asthma, Allergies & Respiratory Infections Liquid Supplement for Cats & Dogs, 2-fl oz bottle

Rated 4.2 out of 5 stars
348
$37.95Chewy Price
($18.98/fl oz)
Promo, Spend $100, Get $30 eGift Card with code HAVEFUN

Our ratings

Ease of Use

4.2/5
Great

Effectiveness

4.3/5
Great

Ingredients

4.2/5
Great

Side Effects

4.1/5
Great

Is this non-prescription cat medication right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

Active: Althea 4X, Antimonium Sulphuratum Auratum 12X, Arsenicum Album 30C, Chelidonium Majus 6X, Ephedra Vulgaris 6X

Special Diet

Natural
9
Medline Pill Splitter
Medline Pill Splitter
Medline Pill Splitter
Medline Pill Splitter
Medline Pill Splitter

Medline Pill Splitter

Rated 4.4 out of 5 stars
375
$5.79Chewy Price
($5.79/ea)
Promo, Spend $49, get $20 off with code RXSPRING20

Our ratings

Ease of Use

4.4/5
Great

Effectiveness

4.4/5
Great

Ingredients

4.4/5
Great

Side Effects

4.3/5
Great

Is this non-prescription cat medication right for my pet?

Breed Size

Extra Small Breeds, Small Breeds, Medium Breeds, Large Breeds...

Material

Plastic
10
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 250 count
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 250 count
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 250 count
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 250 count
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 250 count
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 250 count
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 250 count
Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 250 count

Vetoquinol Pro-Pectalin Diarrhea Supplement for Dogs & Cats, 250 count

Rated 4.6 out of 5 stars
902
$73.49Chewy Price
($0.30/ea)
Promo, Spend $100, Get $30 eGift Card with code HAVEFUN

Our ratings

Ease of Use

4.5/5
Great

Effectiveness

4.6/5
Excellent

Ingredients

4.6/5
Excellent

Side Effects

4.5/5
Great

Is this non-prescription cat medication right for my pet?

Breed Size

All Breeds

Lifestage

All Lifestages, Adult

Top Ingredients

Active Per Tablet: Kaolin 1.00 G, Pectin 50 MG Direct-Fed Microbials (Enterococcus Faecium) 0.6 Billion Cfu , Inactive Ingredients: Artificial Beef Flavor, Brewers Yeast, Dicalcium Phosphate

Health Feature

Digestive Health