OPRAH’S TEST TUBE BABY

In a desperate race against time to become a mom, Oprah Winfrey is considering having a test-tube baby!

Oprah repeatedly put off motherhood to focus on her career and now the star — who’s turning 49 — is huddling with doctors and exploring alternative means of pregnancy.

The issue that goes on sale Friday reveals Oprah and longtime beau Stedman Graham’s pregnancy choices, tells why Oprah may face a hysterectomy … and more.