The most important thing to give a goat with diarrhea is fluids, specifically an oral electrolyte solution, to prevent dehydration while you figure out the underlying cause. Diarrhea in goats can stem from parasites, dietary changes, grain overload, toxic plants, or bacterial infections, and the right treatment depends entirely on what’s causing it. A rectal temperature is your first diagnostic step: normal for goats is 101.3°F to 103.5°F, and anything above that range points toward infection or inflammation that may need veterinary attention.
Electrolytes and Hydration Come First
Regardless of the cause, dehydration is what makes diarrhea dangerous, especially in kids. A goat losing fluid through loose stool can decline quickly within 24 hours if fluids aren’t replaced. Oral electrolyte solutions designed for livestock are widely available at feed stores and should be your first purchase if you don’t already have them on hand.
For nursing kids with scours, replace milk with electrolytes for several feedings, then gradually reintroduce milk alongside the electrolytes. Feed small amounts every 2 to 4 hours rather than larger, less frequent meals. Keep the kid warm and dry during this time. For adult goats, offer electrolytes free-choice alongside fresh water and monitor whether they’re drinking enough on their own. A goat that refuses to drink or has sunken eyes and tacky gums is already significantly dehydrated and likely needs subcutaneous or intravenous fluids from a vet.
Kaolin-Pectin for Symptom Relief
Kaolin-pectin is an over-the-counter anti-diarrheal liquid that coats the gut lining and helps firm up stool. It doesn’t treat the underlying cause, but it slows fluid loss while you address the root problem. The product label for cattle-sized animals lists 3 to 4 fluid ounces for calves, but goats aren’t specifically listed on most labels. Many goat keepers dose at roughly 1 fluid ounce (30 mL) per 20 pounds of body weight, administered orally with a dosing syringe after the first loose stool and repeated after each subsequent episode. Because this is an off-label use, confirming the dose with your vet is worthwhile if you can.
Kaolin-pectin is a gut protectant, not a cure. Think of it the same way you’d think of taking an antacid for an upset stomach: it buys you time and comfort, but if the diarrhea persists beyond 24 to 48 hours, something more targeted is needed.
Coccidiosis: The Most Common Cause in Kids
If your goat is between 3 weeks and 6 months old and has watery or bloody diarrhea, coccidiosis is the most likely culprit. This parasitic infection (caused by Eimeria species) thrives in warm, damp, crowded conditions and can kill young kids rapidly. A fecal sample examined under a microscope will confirm it, and most vets can run this test the same day.
The standard treatment is amprolium, given orally for 5 consecutive days. Dosing matters here: a study in Boer goat kids found that the lower dose of 10 mg/kg did not significantly reduce the parasite load, while the higher dose of 50 mg/kg was effective. Amprolium is not FDA-approved for goats, so it’s considered extralabel use, and there are no established withdrawal times for meat or milk. If you’re milking the treated doe or raising the goat for meat, talk to your vet about an appropriate withdrawal period.
Prevention matters as much as treatment. Keep bedding dry, avoid overcrowding in kid pens, and clean water and feed troughs regularly. Many producers use a coccidiostat in feed or water during the high-risk window of 3 to 8 weeks of age.
Worms and Other Parasites
In adult goats, intestinal worms (particularly the barber pole worm, Haemonema contortus) are a leading cause of diarrhea. A fecal egg count tells you the parasite burden and which type of worm you’re dealing with, which determines the right dewormer. Treating blindly with the wrong dewormer or at the wrong dose contributes to resistance, which is already a serious problem in goat herds. Goats metabolize dewormers faster than sheep and cattle, so they typically need higher doses than what’s printed on labels designed for other species.
Check the FAMACHA score (the color of the lower eyelid) as a quick field assessment. Pale or white inner eyelids indicate anemia from blood-sucking parasites and warrant immediate treatment.
Grain Overload and Dietary Causes
A goat that got into the feed bin or was suddenly switched to a richer diet can develop rumen acidosis, where the rumen becomes too acidic and normal digestion breaks down. Symptoms include diarrhea, bloating, teeth grinding, and a reluctance to move. This is a veterinary emergency in severe cases.
For mild grain overload, some goat keepers offer baking soda (sodium bicarbonate) free-choice, allowing the goat to self-regulate its intake. However, for a serious case where the goat consumed a large volume of grain, oral baking soda alone is often not enough. The MSD Veterinary Manual notes that oral antacids are “unnecessary and even undesirable” when intravenous sodium bicarbonate is being administered for severe cases. If your goat ate a dangerous quantity of grain and is showing distress, call your vet rather than relying on baking soda from the kitchen.
For mild dietary diarrhea from a feed change or lush pasture, pulling the goat back to plain grass hay for 48 to 72 hours usually resolves the problem. Reintroduce richer feed gradually over a week.
Probiotics for Recovery
Probiotic pastes and gels help repopulate the gut with beneficial bacteria after a bout of diarrhea, especially if the goat was treated with antibiotics. Look for products containing lactic acid bacteria such as Lactobacillus acidophilus and Lactobacillus plantarum, ideally with at least 5 billion colony-forming units per dose. These are available as oral paste syringes at most feed stores and can be given daily during and after treatment.
Probiotics aren’t a standalone treatment for active diarrhea. They’re a recovery tool. Think of them as restocking the good bacteria in the rumen after the disruption has been addressed.
Toxic Plant Ingestion
If diarrhea came on suddenly and you suspect the goat ate something toxic (rhododendron, azalea, oak leaves in large quantities, or other poisonous plants), activated charcoal gel can help bind the toxin in the gut before it’s fully absorbed. The labeled dose for goats is 0.5 to 1.5 mL per pound of body weight, given orally on the back of the tongue. This can be repeated every 4 to 8 hours. Activated charcoal works best when given as soon as possible after ingestion, so keeping a tube in your barn medicine kit is good practice if your pasture borders wooded areas with toxic species.
What to Keep in Your Barn Kit
- Oral electrolyte powder or solution: your first line of defense for any cause of diarrhea
- Kaolin-pectin liquid: for slowing fluid loss and coating the gut
- Probiotic paste: for supporting recovery after the acute phase
- Activated charcoal gel: for suspected poisoning
- Digital rectal thermometer: to check for fever, which changes the urgency and likely cause
- Fecal sample collection bags: so you can get a sample to your vet quickly for parasite identification
Diarrhea that lasts more than 48 hours, contains blood, or accompanies lethargy and refusal to eat warrants a fecal exam and likely a vet visit. In kids under a month old, the timeline is shorter: if electrolytes and warmth don’t improve things within 12 to 24 hours, get professional help. Young kids have very little margin before dehydration becomes life-threatening.