Why Milwaukee doctors are urging caution with gas-station ‘enhancement’ pills
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In Wisconsin, you can walk into a corner gas station, smoke shop, or convenience store in Milwaukee and spot small foil packets with names like “Rhino,” “Black Panther,” or “Herbal V.” They’re often marketed as “natural male enhancement.”
But doctors and regulators warn: many of these contain yohimbe, an African tree bark linked to dangerous side effects—and sometimes even hidden prescription drugs like Viagra itself (FDA recall).
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