A swallowed tampon is a serious obstruction risk. When a tampon absorbs fluid in the digestive tract, it can expand to several times its original size. This makes it far more likely to cause a blockage than a sock or similar object. Call your vet immediately — do not wait to see if symptoms develop.
Specific Dangers
- Tampons expand dramatically when wet — increasing obstruction risk
- The string can cause a 'linear foreign body' — cutting through intestinal walls if peristalsis tries to move it while the tampon stays anchored
- Plastic applicators can splinter and puncture the GI tract
Watch For These — Go to Vet If Any Appear
- Vomiting — especially persistent or after trying to eat
- Loss of appetite
- Abdominal bloating or pain
- Straining to defecate
- Lethargy or weakness
- Bloody stools (severe sign)
📋 What to Do Right Now
Follow these steps immediately:
Frequently Asked Questions
Sometimes — larger dogs may pass an unused tampon. But the expansion risk makes waiting and watching very dangerous. Always consult your vet.
The string can create a 'linear foreign body' — the tampon stays put while the gut moves the string, causing it to saw through intestinal walls. Severe and life-threatening.
Usually within 12–48 hours of ingestion if an obstruction is developing. Vomiting, especially after eating, is the first sign.
Not necessarily — if caught very early (within 1–2 hours), a vet may be able to induce vomiting. Established obstructions typically require endoscopy or surgery.
Use a lidded bin in bathrooms. Dogs are attracted to the scent — a secure bin is the most effective prevention.