intramuscularly

enUK

in·tra·mus·cu·lar

I0205500 (ĭn′trə-mŭs′kyə-lər)adj. Within a muscle: an intramuscular injection.
in′tra·mus′cu·lar·ly adv.
Thesaurus
Adv.1.intramuscularly - in an intramuscular way; "administer the drug intramuscularly"