Final answer:
Lidocaine is a more desirable option for pain control compared to procaine due to factors such as potency, risk of allergic reactions, and addiction potential.
Step-by-step explanation:
Lidocaine is a more desirable option for pain control compared to procaine for several reasons. Firstly, lidocaine is more potent, meaning that it requires a lower dose to produce the desired anesthetic effect. Additionally, lidocaine has a lower risk of causing allergic reactions compared to procaine. Lastly, lidocaine is not addictive, whereas procaine has the potential for addiction.