The phrase "administer directly" is correct and usable in written English.
It can be used in contexts where someone is discussing the act of providing or managing something in a straightforward or immediate manner, often in relation to medication or services.
Example: "The nurse was instructed to administer directly the medication to the patient without delay."
Alternatives: "provide directly" or "deliver directly".
The initiative seeks to change how Medicare pays for cancer therapies and other medications that physicians administer directly to patients in their offices or other outpatient settings.
These funds support clinics and laboratories, administer directly observed therapy, intensify investigation of latent infection in persons at high risk for active disease, sponsor clinical and epidemiologic research, and expand surveillance to monitor the impact of these efforts.
A tube had been inserted into her chest so that chemotherapy drugs could be administered directly into her bloodstream.
A further $2 billion package to be administered directly by the Lower Manhattan Development Corporation, which is a subsidiary of the Empire State agency, was signed into law in January.
In the study, a gene that alerts the immune system to recognize and kill foreign tissue is administered directly into the patients' tumors.
Streptokinase can also be administered directly into the coronary blood vessels to deliver a high dose directly to the site of the clot.
A huge slush fund was administered directly by the British embassy under Sir Samuel Hoare, and the regime, which was corrupt as well as brutal, made itself rich and unassailable at the expense of the British taxpayer.
(4) They are administered directly to sanctuaries that are not reached by the bloodstream or to specific regions of the body most affected by the disease.
In his work Shizen shin'eidō ("The True Way of Administering [the society] According to Nature"), he called for the abolition of the warrior class and a return to agrarian egalitarian society, which was to be administered directly by the national government.
A chemotherapeutic agent may, in some cases, be administered directly into the main artery that feeds the liver; this allows direct delivery of cancer-destroying drugs to the liver while minimizing systemic exposure.
Unison members may be lowly homunculi compared to the doctors, but they are necessary homunculi.Unison is worried about what happens when services formerly administered directly by NHS trusts, local authorities and so on get transferred to private contractors.
