Rest the affected finger and avoid repetitive gripping or forceful hand use
Wear a finger splint, especially at night
Apply ice for 10 to 15 minutes at a time, several times a day
Use over-the-counter anti-inflammatory pain relief if safe for you
Gently stretch and move the finger as tolerated
Modify activities to reduce strain on the tendon
Consider hand therapy or guided exercises
Ask a doctor about a corticosteroid injection
Seek medical evaluation if the finger locks, worsens, or does not improve
Consider surgery if other treatments fail