The collision happened this afternoon (Thursday 5th October) just before 1pm on the Alcester Road South in Kings.
West Midlands Ambulance Service sent three ambulances and a paramedic officer to the scene.
Five people were assessed by ambulance staff, three of whom required treatment and were taken to Queen Elizabeth Hospital.
A spokesman for West Midlands Ambulance Service said: “Crews were told that the collision was minor with neither vehicle having suffered significant damage.
“There were five patients, all of whom were travelling on the bus.
“The most seriously injured was a woman, believed to be in her 20s, who was treated by ambulance staff for a suspected fractured pelvis before being taken to Queen Elizabeth Hospital, Birmingham on blue lights and sirens.
“Two further patients were taken to the same hospital with minor injuries. They were a woman in her 20s with chest pain and a man in his 70s with leg and rib injuries.
“A man in his 40s and an additional woman in her 20s were assessed and discharged at the scene.”
Image from WMAS