This is a reprint of an FDA Alert. When a company announces a recall, market withdrawal, or safety alert, the FDA posts the company’s announcement as a public service. FDA does not endorse either the product or the company. May 11, 2020 Company Contact Information Consumers: Lin Leung, MasterPharm, LLC Phone: (866) 630-5600 Email: recall@masterpharm.com…

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The FDA’s Center for Veterinary Medicine has recently become aware that some consumers may mistake chloroquine phosphate used to treat disease in aquarium fish for FDA-approved drugs (used to treat malaria and certain other conditions in humans) that are being studied as a COVID-19 treatment for humans. Unfortunately, we have learned that one person in the United States has died after he and his wife reportedly took chloroquine used to treat their fish in an attempt to prevent COVID-19; his wife also became very ill. We are continuing to investigate this incident.

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Consumption of a product with undeclared tadalafil may pose a risk to consumers who take prescription medications containing nitrates (such as nitroglycerin). The combination of tadalafil and nitrates may lower blood pressure to dangerous levels which can be life threatening. Consumers with diabetes, high blood pressure, high cholesterol, or heart disease often take nitrates and may be the population most likely to be affected.

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