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Overview
Often from biting the lip.
Harmless.
When to get medical care
Call 911Not an emergency.
Get care todayNot usually urgent.
See a doctor soonLasting weeks.
Causes
Caused by blocked saliva glands.
OwieClear has pages on 1 condition that can cause soft, clear bump inside the lip. Each shows how soon to get care.
Common causes
- Lip bump (mucocele)Often treated at home
A soft, clear or bluish bump inside the lip from a blocked saliva gland, often after biting the lip.
What you can do at home
- Don't bite or pop it.
Medicines
Removal if it lasts.
At the doctor
Diagnosed by exam.
Questions you may be asked
- Duration
The exam
A mouth exam.
Tests
- None
Prevention
Avoid biting.
- Don't bite lips
Check your symptoms
Most symptoms have more than one possible cause. The symptom checker looks at all of your symptoms together, plus your age, and shows how soon to get care.
Sources
Last updated 2026-11-13.