What is the reason make Chemists replacing hydrogen atom with carbon atom when producing the oral form of performance-enhancing medicines?

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What is the reason make Chemists replacing hydrogen atom with carbon atom when producing the oral form of performance-enhancing medicines?

This is going with alpha 17 alpha position. Any answers please?

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Alan F Rawle

You need far more detail to get a response. Why is 'Chemists' in upper case?

Ahmad Saad Ahmad Al-Dafrawi

Alan F Rawle, because chemists are the ones who put synthetic formulas for medicines.

Sir Alan F Rawle, Prof Dr Sajda Taha Mahmood, I want to thank both of you for showing interest to answer my question above.