10 Best Diarrhea Medicines for Dogs in the Philippines 2026 | Buying Guide Reviewed by Veterinarian
Finding the best diarrhea medicine for dogs in the Philippines has become easier with online options. You can conveniently shop for medicines for dogs with diarrhea on platforms like Lazada and Shopee, ensuring your furry friend gets relief quickly.
Quick List - Top Diarrhea Medicines for Dogs
Pet Logic

Keep Your Pets Healthy Naturally With Vet-Approved, All-Natural Ingredients

For as long as she can remember, Dr. Kate Allison Alingod has always been surrounded by pets. Inspired to treat and care for animals at an early age, she has been a licensed Small Animal Veterinarian since 2019. She has been providing medical and preventive care to companion animals through wellness checks, consultations, treatment, and surgical intervention.

Hazel is a content planner and writer dedicated to simplifying your online shopping experience. With a passion for research and a keen eye for quality, she digs into the details to bring you trustworthy and insightful buying guides you can rely on.
The expert oversees the Buying Guide only, and does not determine the products and services featured.
Why You Can Trust Us
Every mybest article is crafted with hours of in-depth research and interviews with experts. Each month, we are continually expanding our database of products based on our research. By emphasizing user insight and reliable information, we deliver trustworthy content to readers.
Understand the Severity of Diarrhea Before Buying Anything


Before buying any diarrhea medicine, check first whether the episode is mild or potentially serious. Mild diarrhea often improves within a few hours or by the next day, and over-the-counter options may help.
However, diarrhea that is persistent, watery, or accompanied by vomiting, blood, or lethargy may indicate infection, parasites, or dehydration. Puppies and senior dogs also have more sensitive digestive systems, so extra caution is needed. If symptoms worsen or do not improve within one to two days, consult a veterinarian immediately.

How to Choose a Diarrhea Medicine for Dogs - Buying Guide
Not all diarrhea medicines for dogs work the same. Knowing what to look for can help you pick the safest and most effective option.
Select the Right Type of Diarrhea Medicine
Before picking a diarrhea medicine for your dog, consider their symptoms and overall health. Choosing the right type helps ensure relief is effective and avoids treatments that could make the problem worse.
Choose Probiotics or Kaolin-Based Pastes for Mild Digestive Upset

Probiotics restore good bacteria to balance the gut, while kaolin-based pastes bind toxins and excess water to firm up stool.

Sometimes mild digestive upset happens, and starting with gentle options can help. If your dog has mild, self-limiting diarrhea, probiotics or kaolin-based pastes may support gut balance and improve stool consistency. These options are easy to give and work gradually without overwhelming a sensitive digestive system. If there’s no improvement within one to two days, it may be a sign that home remedies are not enough.
Persistent diarrhea or episodes accompanied by lethargy, vomiting, or inappetence may indicate a more serious condition. At that point, over-the-counter medicine is no longer enough. Seek veterinary care so your pet receives the correct diagnosis and treatment.

Diarrhea causes rapid fluid loss, so offering water with electrolytes or ORS helps replace lost minerals and reduces the risk of dehydration.
Avoid Antibiotics Unless They Are Prescription-Based

Antibiotics should only be used when prescribed because unnecessary use can increase antibiotic resistance in dogs.

It’s easy to assume that antibiotics can quickly fix dog diarrhea, but it’s important to consider if they are truly necessary. Prescription-only antibiotics are designed to target infections that cause diarrhea, but using them without veterinary guidance can disrupt your dog’s gut balance.
However, in the Philippines, these medicines are often easily available in online stores and pet shops, which can lead to overtreatment. Overusing antibiotics increases the risk of resistance, making future treatments less effective. Only a veterinarian can determine if a prescription antibiotic is truly needed based on symptoms, fecalysis or stool test, and overall health.

Diarrhea medications, particularly antibiotics, should be given after meals to reduce stomach upset and ensure proper absorption in dogs.
Check the Active Ingredients and Their Safety
When choosing a diarrhea medicine for your dog, take a closer look at the active ingredients. Knowing what’s inside each product ensures you are giving your dog a medicine that addresses their symptoms safely without causing further digestive upset.
Choose Probiotics With Lactobacillus for Gut Support

Probiotics with Lactobacillus help regulate the gastrointestinal tract by promoting a balanced gut, improving digestion and stool consistency.

Since probiotics work by promoting a balanced gastrointestinal environment, they help regulate digestion and maintain healthy stool consistency. Pairing probiotics with a bland diet of boiled chicken and rice can further soothe the gut during mild diarrhea, giving your dog a gentler path to recovery. This combination supports the return of healthy gut bacteria and helps the digestive system settle.
When choosing a probiotic, look for Lactobacillus strains that are proven safe for dogs. You can continue the bland diet for seven to ten days, then gradually transition back to regular food to prevent recurring digestive upset.

Diarrhea has many possible causes, and giving the wrong medication or using unsuitable home remedies can worsen symptoms and delay recovery.
Avoid Unregistered or Unapproved Medications Online


When buying diarrhea medicine for your dog online, take a moment to make sure the products are safe. Unregistered or unapproved medications may contain the wrong ingredients, incorrect dosages, or harmful substances that can worsen your dog’s diarrhea or cause other health issues. You can verify approved veterinary products through the Philippine FDA website to ensure the medicine meets safety standards.
Buying from reputable stores helps ensure you get genuine products. While giving medicine, maintain proper hygiene: keep sick dogs separate and clean feeding bowls, toys, and bedding. These steps help prevent reinfection and support the effectiveness of the medicine.

Select the Correct Dosage and Form Based on Age and Size


Puppies, adult dogs, and senior dogs all have different needs, and the correct dosage ensures the medicine works safely and effectively. Giving too little may not relieve symptoms, while too much can cause side effects or stress the digestive system. Choose a form that your dog can take easily, such as a flavored paste for picky eaters or a pill hidden in food for cooperative dogs.
Always consult your veterinarian to determine the proper dose and frequency based on your dog’s weight, age, and overall health. Smaller breeds or young puppies may require gentler formulations, while adult dogs might tolerate standard doses.

10 Best Diarrhea Medicines for Dogs to Buy Online
Products | Image | Click to purchase | Key features | Details | |||||
|---|---|---|---|---|---|---|---|---|---|
Product Type | Active Ingredients | Dosage | Form | Best For | |||||
1 | Canine Science Probiotics Meal Topper | ![]() | Provides Gut Health Support in Every Bite | Probiotics | L. Rhamnosus、L. Plantarum、B. Lactis、 Pumpkin、Freeze-Dried Chicken Liver | 1/2 Scoop for 5-10kg | Meal Topper | Adult Dogs、Puppies、Senior Dogs | |
2 | NutriVet Probiotic | ![]() | Boost Your Dog's Gut Health with Live Friendly Bacteria and Prebiotic Inulin | Probiotics | Prebiotic Inulin | 2 Capsules per 50 lbs | Capsule | Adult Dogs、Puppies、Senior Dogs | |
3 | Purina FortiFlora | ![]() | Nurture Your Pet's Digestive Wellness with Enterococcus faecium SF68 | Probiotics | Enterococcus faecium SF68 | 1 Sachet per day or as advised by veterinarian | Meal Topper | Adult Dogs、Puppies、Senior Dogs | |
4 | Pet Logic Probiotic Digestive Health | ![]() | Keep Your Pets Healthy Naturally With Vet-Approved, All-Natural Ingredients | Probiotics | L. Plantarum、L. Acidophilus、L. Fermentum、L. Brevis、L. Lactis | 5 Chews for below 25 lbs | Soft Chews | Adult Dogs、Puppies、Senior Dogs | |
5 | Dr. Shiba Happy Tummy Healthy Dog Treats Snack|Beef Flavour | ![]() | Delicious Probiotic Bites That Nurture Digestion and Keep Tails Wagging | Probiotics | Enzyme Blend、Probiotics Blend | 6 Soft Chews for below 12 kg | Soft Chews | Adult Dogs、Senior Dogs | |
6 | The Perfect Paws 3-in-1 Probiotic for Dogs | ![]() | 3-in-1 Complete Support for Dog's Digestion, Gut, and Immunity | Probiotics | L. Plantarum、L. Acidophilus、L. Fermentum、L. Brevis、L. Lactis | 1 Soft Chew for up to 10 lbs | Soft Chews | Adult Dogs、Puppies、Senior Dogs | |
7 | Cassiel-Pet Cimetidine Tablets | ![]() | Gentle Relief Tablet for Pet With Abdominal and Stomach Pain | Medication | Cimetidine | 1/2 Tablet for 6-10 kg | Tablet | Adult Dogs、Puppies、Senior Dogs | |
8 | Loras Pawbiotics | ![]() | Pet Probiotics That Balances Gut Flora and Reduces Stool Odor | Probiotics | L. Rhamnosus、L. Plantarum, Bacillus Coagulans, Lactobacillus Paracasei, Pediococcus Pentosaceus | 1 Pack for up to 10 kg | Powder | Adult Dogs、Puppies、Senior Dogs | |
9 | VetMate Papi Scour | ![]() | Effective Infection Relief and Hydration Support for Dogs | Antibiotics | Sulfadiazine, Trimethoprim | 1 mL per 1 kg | Liquid | Adult Dogs、Puppies、Senior Dogs | |
10 | NutraTech LC-Scour Suspension | ![]() | Fast-Acting Treatment for Pet's Bacterial Diarrhea and Electrolyte Balance | Antibiotics | Sulfonamides, Kaolin, Glycine, Pectin, Hyoscine | 3-5 mL per 1 kg | Liquid | Adult Dogs、Puppies、Senior Dogs | |
Provides Gut Health Support in Every Bite
- Contains beneficial probiotics to help support healthy digestion as part of your dog’s daily diet
- Easy sprinkle format blends smoothly with regular dog food for hassle-free feeding
- Designed for consistent daily use to help maintain balanced gut flora
- Suitable for dogs of different breeds and sizes, making it a simple supplement option for many households
Reviews mention:
Many pet owners notice steadier stools and improved digestive comfort after regular use, and say their dogs enjoy the mild flavor. A few also point out that the product offers good value for money, given its noticeable effects on digestion. Some just mention they would like clearer dosing instructions or more size options.
| Product Type | Probiotics |
|---|---|
| Active Ingredients | L. Rhamnosus、L. Plantarum、B. Lactis、 Pumpkin、Freeze-Dried Chicken Liver |
| Dosage | 1/2 Scoop for 5-10kg |
| Form | Meal Topper |
| Best For | Adult Dogs、Puppies、Senior Dogs |
Boost Your Dog's Gut Health with Live Friendly Bacteria and Prebiotic Inulin
- Contains live friendly bacteria with prebiotic inulin to stimulate good gut flora growth
- Supports healthy digestion by balancing intestinal bacteria
- Helps strengthen the immune system for overall vitality
- Veterinarian formulated for dogs of all ages and sizes
Reviews mention:
Many pet owners report noticeable improvements in digestion and stool consistency after regular use. The capsule format is often praised for being easier to give compared to powders or liquids. Some users note that results may take a few weeks to appear and emphasize the importance of consistent daily dosing for best outcomes.
| Product Type | Probiotics |
|---|---|
| Active Ingredients | Prebiotic Inulin |
| Dosage | 2 Capsules per 50 lbs |
| Form | Capsule |
| Best For | Adult Dogs、Puppies、Senior Dogs |
Nurture Your Pet's Digestive Wellness with Enterococcus faecium SF68
- Contains Enterococcus faecium SF68 to support gut health
- Improves stool quality and helps reduce diarrhea
- Easy-to-use powder that can be sprinkled on food daily
- Supports immune system function for overall wellness
Reviews mention:
Customers like how fast it improves their pets’ digestion and stool consistency. Many find the powder form convenient to use with food and gentle on sensitive stomachs. Some consider it a bit costly but effective for digestive support.
| Product Type | Probiotics |
|---|---|
| Active Ingredients | Enterococcus faecium SF68 |
| Dosage | 1 Sachet per day or as advised by veterinarian |
| Form | Meal Topper |
| Best For | Adult Dogs、Puppies、Senior Dogs |
Keep Your Pets Healthy Naturally With Vet-Approved, All-Natural Ingredients
- Contains 150 billion CFUs of probiotics, promotes a balanced gut flora for better digestion
- Includes digestive enzymes that aid nutrient absorption
- Made with natural ingredients like pumpkin and Greek yogurt
- Additive-free, grain-free formula developed by veterinarians
Reviews mention:
Users say it quickly helps with digestion and tummy troubles in pets. The taste and chew format are also liked for easy feeding. Some just noted they want clearer dosage advice for very small or large pets.
| Product Type | Probiotics |
|---|---|
| Active Ingredients | L. Plantarum、L. Acidophilus、L. Fermentum、L. Brevis、L. Lactis |
| Dosage | 5 Chews for below 25 lbs |
| Form | Soft Chews |
| Best For | Adult Dogs、Puppies、Senior Dogs |
Dr. Shiba Happy Tummy Healthy Dog Treats Snack | Beef Flavour
Delicious Probiotic Bites That Nurture Digestion and Keep Tails Wagging
- Includes multivitamins and supplements
- Comes with an appetite-boosting formula
- Helps reduce paw licking and skin discomfort linked to allergies
- Suitable for puppies and adult dogs
Reviews mention:
Users appreciate how this treat helps reduce itching and scratching, leading to healthier skin and shinier fur. Many also note their dogs eagerly enjoy the taste and texture, making it easy to incorporate into daily routines. Some suggest it’s not a cure-all for severe infections but effective for maintaining gut health and comfort.
| Product Type | Probiotics |
|---|---|
| Active Ingredients | Enzyme Blend、Probiotics Blend |
| Dosage | 6 Soft Chews for below 12 kg |
| Form | Soft Chews |
| Best For | Adult Dogs、Senior Dogs |
3-in-1 Complete Support for Dog's Digestion, Gut, and Immunity
- Contains 6 probiotic strains, including Bacillus subtilis DE111 and Lactobacillus species, to support balanced gut flora and digestion
- Provides 6.5 billion CFU per serving to promote healthy digestion and improve nutrient absorption
- Includes prebiotic inulin and superfood pumpkin or spinach leaf extract for enhanced gut health and immune support
- Available in tasty chicken and pumpkin flavors that dogs enjoy, making daily supplementation easy
Reviews mention:
Users report improved digestion and reduced tummy issues in their dogs after consistent use. They also like how their pets readily accept the chews due to the appealing flavors. Some noted noticeable boosts in energy and overall health, while a few suggested maintaining regular use for best results.
| Product Type | Probiotics |
|---|---|
| Active Ingredients | L. Plantarum、L. Acidophilus、L. Fermentum、L. Brevis、L. Lactis |
| Dosage | 1 Soft Chew for up to 10 lbs |
| Form | Soft Chews |
| Best For | Adult Dogs、Puppies、Senior Dogs |
Gentle Relief Tablet for Pet With Abdominal and Stomach Pain
- Contains cimetidine to reduce stomach acid and help soothe digestive discomfort
- Supports healing of gastric ulcers and acid reflux conditions in dogs and cats
- Provides an effective and quick antiemetic to relieve abdominal diarrhea
- Helps improve appetite and overall digestive health
Reviews mention:
Buyers appreciate how this medication helps ease their pets’ upset stomachs and reduces discomfort quickly. Several find the tablet size manageable for pets and report improved appetite after use. Some just note that results may vary depending on the pet’s condition and recommend consulting a vet before use.
| Product Type | Medication |
|---|---|
| Active Ingredients | Cimetidine |
| Dosage | 1/2 Tablet for 6-10 kg |
| Form | Tablet |
| Best For | Adult Dogs、Puppies、Senior Dogs |
Pet Probiotics That Balances Gut Flora and Reduces Stool Odor
- Delivers 5 billion CFUs of canine-specific strains, balancing gut flora for better digestion and immunity
- Includes prebiotics and digestive enzymes for improved nutrient absorption and bowel function
- Reduces stool odor for easier cleanups and a fresher home environment
- Supports all breeds over 6 months, with dosage scaled by size for optimal nutrient absorption
Reviews mention:
Furparents praise its effectiveness in resolving diarrhea and improving coat shine within weeks for their aspins and mixed breed dogs. Some note picky dogs initially resist but soon accept it mixed with meals, though a few mention needing consistent daily use for best results on tummy issues. Overall, owners appreciate the vet-recommended formula and the brand's stray dog support initiative.
| Product Type | Probiotics |
|---|---|
| Active Ingredients | L. Rhamnosus、L. Plantarum, Bacillus Coagulans, Lactobacillus Paracasei, Pediococcus Pentosaceus |
| Dosage | 1 Pack for up to 10 kg |
| Form | Powder |
| Best For | Adult Dogs、Puppies、Senior Dogs |
Effective Infection Relief and Hydration Support for Dogs
- Contains antibacterial agents to fight intestinal and respiratory infections
- Includes electrolytes to restore fluid balance and prevent dehydration
- Provides quick relief to help restore your pet’s normal activity and comfort
- Comes in an easy-to-administer form for convenient use
Reviews mention:
Many buyers appreciate the product's effectiveness in relieving their pet's diarrhea and vomiting quickly without harsh effects. The liquid formulation is easy to administer, though some pets may resist the taste. Overall, it is considered a reliable option for managing bacterial infections and supporting hydration.
| Product Type | Antibiotics |
|---|---|
| Active Ingredients | Sulfadiazine, Trimethoprim |
| Dosage | 1 mL per 1 kg |
| Form | Liquid |
| Best For | Adult Dogs、Puppies、Senior Dogs |
Fast-Acting Treatment for Pet's Bacterial Diarrhea and Electrolyte Balance
- Treats bacterial diarrhea, quickly restoring electrolyte balance in dogs, cats, guinea pigs, and rabbits
- Reduces intestinal motility, eliminating bacterial toxins to ease symptoms effectively
- Provides anti-infective action with sulfonamides and antibiotics, supporting recovery from infections
- Mixes easily into drinking water, simplifying administration for pets of all life stages
Reviews mention:
Pet owners praise its rapid relief for puppy and kitten diarrhea, often noting full recovery within 3 days when dosed correctly. Users appreciate the 60ml size for multiple treatments, but suggest shaking well before use for even mixing. Some also mention careful adherence to vet guidance due to renal contraindications in sensitive animals.
| Product Type | Antibiotics |
|---|---|
| Active Ingredients | Sulfonamides, Kaolin, Glycine, Pectin, Hyoscine |
| Dosage | 3-5 mL per 1 kg |
| Form | Liquid |
| Best For | Adult Dogs、Puppies、Senior Dogs |
Frequently Asked Questions
Below are some of the most asked questions on the web answered by veterinarian, Dr. Kate Alingod.
What Causes Dog Diarrhea?
Dog diarrhea can occur for many reasons, including stress, sudden changes in food, or infections. In puppies, it is often caused by parasites, protozoa, or bacterial and viral infections. In adult dogs, diarrhea may result from dietary changes or signal a more serious underlying condition.
What Should I Feed My Dog When They Have Diarrhea?
For mild cases where your dog is still active and eating normally, continuing their usual diet is recommended, as sudden changes can worsen diarrhea. If your dog has frequent or watery dog diarrhea, or shows other signs like vomiting or lethargy, switching to a bland diet of boiled chicken and rice can help firm up their stool.
How Often Should a Healthy Dog Poop?
When Is Dog Diarrhea Considered an Emergency?
Find More Trusted Picks for Your Dog’s Daily Health Needs
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How We Chose and Ranked Our Product Recommendations
Our buying guide was carefully researched and crafted by the mybest team of writers and editors. We used the buying guide as a basis for choosing and ranking the product recommendations, and we looked at reviews and ratings from different E-commerce sites like Lazada, Shopee, and more.
Top 5 Diarrhea Medicines for Dogs
No. 1: Canine Science| Probiotics Meal Topper
No. 2: NutriVet|Probiotic
No. 3: Purina |FortiFlora
No. 4: Pet Logic|Probiotic Digestive Health
No. 5: Dr. Shiba |Happy Tummy Healthy Dog Treats Snack|Beef Flavour
View Full RankingThe descriptions of each product are referenced from content available on manufacturer, brand, and e-commerce sites.