A 37-year-old woman allegedly attempted suicide on a stretch of the Changi-bound Pan-Island Expressway.
She is believed to have jumped off an overhead bridge near the Eunos exit.
Police said they received a call for assistance at about 12.40pm on Friday (April 22).
The woman was conveyed conscious to the Changi General Hospital.
Police investigations are ongoing.
For those who need help - Samaritans of Singapore (24-hours): 1800-221-4444; Singapore Association for Mental Health: 1800-283-7019; Care Corner Mandarin Counselling Centre: 1800-353-5800