The phrase "administered as either" is correct and usable in written English.
It can be used when discussing the different methods or forms in which something can be given or applied.
Example: "The medication can be administered as either an injection or an oral tablet, depending on the patient's needs."
Alternatives: "given as either" or "provided as either".
A meta-analysis published in 2012 reported no statistically significant difference in mortality between carbapenems and BLBLIs administered as either empirical or definite therapy; nevertheless, as underlined by the authors, included studies were heterogeneous and non-randomized, and most of severe patients were initially treated with carbapenems [54].
Enrichment was administered as either access to playgrounds or through gentle handling.
Radiation therapy was administered as either three-dimensional conformal radiation therapy or intensity-modulated radiation therapy.
Bivalirudin was administered as either first-line or second-line drug after heparin discontinuation if heparin-induced thrombocytopenia was presumed.
This maintenance of efficacy was observed when CZP was administered as either 200 mg every 2 weeks or 400 mg every 4 weeks.
Forty-eight hours after initiation of MV, all sedatives and opioids administered as either continuous infusions or bolus infusions were discontinued until the patient was awake or agitated.
HPV vaccines can be administered as early as nine.
These two studies administered MDA as either pyrimethamine every six months for three rounds (Jones 1958 KEN) or as weekly doses of chloroquine, sulfadoxine-pyrimethamine and primaquine for nine weeks (Kaneko 2000 VUT); both produced mixed results.
Recently, antileukotriene receptors have been used in patients with CIU, either administered as monotherapy or combined with H1-receptor antagonists.
These antisense PMOs were mixed and administered as a cocktail to either dog or human cells in vitro.
Fluconazole was either administered as prophylaxis or therapeutically.
