Which is a muscle relaxant that is injected into the corpus cavernosum of the penis, relaxing the muscles that surround the arteries in the penis, allowing the vessels to dilate and blood to flow more freely?

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Phentolamine is a non-selective alpha-adrenergic antagonist that can be injected into the corpus cavernosum to cause vasodilation and increase blood flow, thereby helping to manage erectile dysfunction by relaxing the smooth muscles around the penile arteries.

Which Is a Muscle Relaxant That Is Injected into the Corpus