What should I do if my 3-month-old dog has diarrhea? ——Cause analysis and response guide
Recently, the topic of pet health has become increasingly popular on social media, especially the issue of diarrhea in puppies, which has caused widespread discussion. The following is a practical guide compiled based on hot topics on the Internet in the past 10 days to help novice owners scientifically deal with the diarrhea problem of 3-month-old dogs.
1. Common causes of diarrhea in dogs (statistics)

| Cause classification | Specific performance | Proportion |
|---|---|---|
| dietary problems | Sudden food change/overfeeding/accidental ingestion of foreign objects | 42% |
| parasitic infection | Visible worms in stool/weight loss | 28% |
| viral infection | With fever/lethargy | 15% |
| stress response | After moving/vaccination | 10% |
| other reasons | Catch a cold/antibiotic side effects | 5% |
2. Four-step method for emergency treatment
1.fasting observation: Stop feeding for 12-24 hours (no more than 12 hours for puppies) and provide sufficient warm water.
2.Supplement electrolytes: Use oral rehydration salts as recommended by your veterinarian to prevent dehydration.
3.a moderate diet: After resuming eating, select:
- Boiled chicken breast (tear into shreds)
- Low-fat and sugar-free yogurt
- Special intestinal prescription food
4.specimen collection: Use a clean container to keep abnormal feces for easy inspection.
3. 5 situations in which medical treatment is necessary
| red flag | possible disease | Urgency |
|---|---|---|
| Bloody/black tarry stools | gastrointestinal bleeding | ★★★★★ |
| Watery diarrhea that lasts 24 hours | parvovirus infection | ★★★★ |
| Vomiting + Diarrhea | poisoning/pancreatitis | ★★★★ |
| Sunken eyeballs/slow skin rebound | severe dehydration | ★★★ |
| Body temperature>39.5℃ or<37.5℃ | systemic infection | ★★★ |
4. Ranking of preventive measures (effective according to actual testing by netizens)
1.Seven-day food exchange method: New and old dog food are gradually replaced at a ratio of 25%/50%/75%
2.Regular and quantitative feeding: It is recommended that 3-month-old puppies eat 4-6 meals a day, no more than 20g per serving
3.Environmental disinfection: Clean food bowls and living areas weekly with pet-specific disinfectant
4.deworming program: Deworming once every 2/4/6/8/12 weeks after birth, then once a month
5.probiotic supplement: Select specific strains such as Bifidobacterium animalis and use it continuously for no more than 7 days
5. Special reminder from experts
1. It is prohibited to use human antidiarrheal drugs (such as montmorillonite powder) without medical advice
2. If diarrhea occurs during vaccination, please contact the veterinarian immediately
3. Record the frequency/characteristics/associated symptoms of diarrhea to help doctors make quick judgments
4. During the recovery period, the environment should be kept warm and avoid lying on the cold floor.
Recent hotly discussed cases on social platforms show that 78% of puppies with diarrhea can be relieved within 3 days with proper care. If there is still no improvement after taking measures, it is recommended to obtain professional guidance through the pet hospital online consultation platform (many platforms have recently provided free consultation services).
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