Subcutaneous injections are a method of administering medication just under the skin, between the fatty tissue and muscle. It allows medication to be absorbed slowly over a longer period of time.

SAN FRANCISCO, CA—Methotrexate is frequently under-dosed, administered for an inadequate duration, and rarely switched to subcutaneous injection prior to initiating biologic therapy, James R. O’Dell, ...

Subcutaneous (subQ or SQ) injections are shots given in the fatty tissue layer (subcutaneous fat) under your skin. Your skin has many layers, and the subcutaneous layer is beneath the epidermis and ...