Pretesting is recommended because patients with glucose-6-phosphate dehydrogenase (G6PD) deficiency may develop "severe hemolysis" when taking this drug, the FDA table notes. FDA的表格中指出，建议治疗前检测，因为葡萄糖-六-磷酸盐去氢酶(G6PD)缺乏患者服用此药会发生严重的溶血；
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Copy testing
Copy testing is a specialized field of marketing research that determines an advertisement’s effectiveness based on consumer responses, feedback, and behavior. Also known as pre-testing, it might address all media channels including television, print, radio, outdoor signage, internet, and social media.