Jakarta, Oct. 29 -- Indonesia's Health Ministry is preparing to expand its human papillomavirus (HPV) vaccination program to adults ages 21 and 22 in 2027, pending approval and logistical preparations, an official said.

Indri Yogyaswari, the ministry's immunization director, said the ministry was coordinating with the National Development Planning Agency (Bappenas) on vaccine supplies, logistics and staffing.

"If everything goes smoothly and the plan is approved by the Finance Ministry and Bappenas, we will target older age groups next year," she said here Thursday.

Unlike its HPV vaccination program for children, the ministry has no established best-practice model for vaccinating adults, she said.

The ministry plans to distribute vac...