Synthetic growth hormone, even when legal and prescribed by a doctor, can have dangerous side effects.

人造生长激素，即使是合法的或者是由医生指定的处方，也有危险的副作用。

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Synthetic growth hormone releasing peptides possess strong growth hormone-releasing effects and effusive peripheral activities.

合成的生长激素释放肽具有很强的促生长激素释放作用，还有许多其它生物活性。

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Along with Tobias, fellow Ukrainian Antonina Yefremova was charged after synthetic testosterone was found in their systems, while Bulgaria's Inna Eftimova tested positive for a synthetic growth hormone.

CNN: Nine athletes banned for doping offenses

The new testing policies will undoubtedly catch a ball player of distinction abusing human growth hormone or synthetic testosterone.

FORBES: Collaboration and Collegiality are Two Hallmarks of MLB's Modified Drug Testing Program