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 From Hong Kong's Information Services Department
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November 21, 2008
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Surveillance
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Alert issued on harmful drug
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Zhuang Tjar Gere
Dangerous drug: Zhuang Tjar Gere contains sildenafil and tadalafil which can cause low blood pressure.

The Department of Health urges people to avoid Zhuang Tjar Gere for managing sexual dysfunction, as it contains undeclared drug ingredients sildenafil and tadalafil which can cause serious side effects.

 

A 79-year-old man fainted and injured his chest on October 25 six hours after taking the product. He was sent to Yan Chai Hospital October 29 and discharged November 15.

 

Sildenafil and tadalafil are usually used for treating male sexual dysfunction. Side effects include low blood pressure, headache, vomiting, dizziness, and transient vision disturbances.