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Description
Systematic is what you ultimately want though

Sarvan, E

Huang J., Li Y., Zhang J., Liu Y., and Lu Q., The Growth Hormone Secretagogue Hexarelin Protects Rat Cardiomyocytes From In Vivo Ischemia/Reperfusion Injury Through Interleukin1 Signaling Pathway, International Heart Journal 58, no

Zang et al
It can be administered by injection or oral form depending on the protocol

Early research suggests good safety when administered under medical supervision
