Administered is a past tense and past participle of a word "Administer."
Administer- 1. Manage and be responsible for the running of (a business, organization, etc.).
2. Be responsible for the implementation or use of (law or resources).
3. Dispense or apply (a remedy or drug).
4. Deal out or inflict (punishment).
5. (Of a priest) perform the rites of (a sacrament).
6. Direct the taking of (an oath).
The telegraph services are administered by the government.