Find FDA Orange Book patent expiration dates to track when generic drugs can enter the market. Learn how to search, interpret dates, avoid common errors, and verify data with USPTO records.
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Contamination controls in generic drug manufacturing prevent harmful adulteration through cleanroom standards, human process discipline, and real-time monitoring. Learn how facilities avoid recalls, comply with FDA rules, and protect patient safety.
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Learn how to spot hidden allergens and inactive ingredients on prescription labels. Many pills contain milk, soy, or peanuts without clear labeling-here's how to stay safe.
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H2 blockers like famotidine and cimetidine can reduce the effectiveness of antivirals and antifungals by changing stomach acidity or blocking liver enzymes. Learn which combinations are dangerous and how to avoid treatment failure.
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Most medications remain effective years after their expiration date, but not all. Learn which pills are still safe to use, which ones you should never take, and why expiration dates are more about business than science.
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The first generic drug company to file a patent challenge gets 180 days of exclusive sales rights. This rule, from the Hatch-Waxman Act, was meant to speed up affordable drugs-but loopholes let some companies block competition without selling anything.
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Regulatory exclusivity gives drugmakers exclusive market rights for 5 to 12 years after FDA approval, blocking generics even after patents expire. It's a key driver of drug pricing and innovation incentives.
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Biosimilars offer major cost savings over biologics, but they're not generics. Providers need to understand the science, regulatory pathways, and real-world differences to use them safely and confidently.
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Switching to generic medications is safe for most people, but some may notice changes. Learn what to monitor, when to call your doctor, and how to spot differences in generic brands to stay in control of your health.
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When a generic medication doesn't work for you, insurance denials can be frustrating and dangerous. Learn how to fight back with medical evidence, step-by-step appeals, and proven strategies to get your brand-name drug approved.
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