Author: Percival Harrington
- By Percival Harrington
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- 3 Jan 2026
Dechallenge and Rechallenge in Drug Side Effects: What These Tests Mean
Dechallenge and rechallenge are key methods used to confirm if a drug is causing side effects. Stopping the drug to see if symptoms improve is dechallenge; restarting it to see if the reaction returns is rechallenge. These steps help doctors and regulators determine true drug-caused reactions.
- By Percival Harrington
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- 1 Jan 2026
Menopause and Hormone Therapy: What You Need to Know About Benefits and Risks
Hormone therapy for menopause can dramatically reduce hot flashes and protect bone health-but only if used correctly. Learn who benefits most, which forms are safest, and when to avoid it.
- By Percival Harrington
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- 31 Dec 2025
How to Prevent and Treat Antibiotic-Induced Diarrhea and C. diff Infection
Antibiotic-induced diarrhea can lead to C. diff infection, a serious and sometimes deadly condition. Learn how antibiotics trigger it, what treatments work today, and how to prevent recurrence with proven strategies.
- By Percival Harrington
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- 30 Dec 2025
Sleep Medications and Sedatives in Seniors: Safer Sleep Strategies
Safer sleep strategies for seniors focus on avoiding risky medications like benzodiazepines and Z-drugs. CBT-I is the most effective first-line treatment. Low-dose doxepin, ramelteon, and melatonin offer safer alternatives when needed.
- By Percival Harrington
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- 29 Dec 2025
Protein-Rich Foods and Medications: How Diet Affects Absorption and Effectiveness
Protein-rich meals can reduce medication absorption by up to 50%, especially for levodopa. Learn how to time your meals and meds for better effectiveness, backed by clinical research and real patient results.
- By Percival Harrington
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- 28 Dec 2025
State Laws on Generic Drug Substitution: How Regulations Vary Across the U.S.
State laws on generic drug substitution vary widely across the U.S., affecting whether you get cheaper generics automatically or need to give consent. Learn how rules differ by state, which drugs are restricted, and what this means for your health and costs.
- By Percival Harrington
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- 27 Dec 2025
How Fatty Foods Boost Absorption of Lipid-Based Medications
Fatty foods can dramatically improve how well your body absorbs certain medications. Learn how lipid-based drugs use dietary fat to boost effectiveness, reduce side effects, and why timing matters more than you think.
- By Percival Harrington
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- 26 Dec 2025
How to Evaluate Stability of Repackaged or Pillbox Medications
Repackaged and pillbox medications lose potency faster than in original containers. Learn how to evaluate stability, recognize degradation signs, and set safe expiration dates based on drug type and storage conditions.
- By Percival Harrington
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- 25 Dec 2025
Steroid-Induced Hyperglycemia: How to Adjust Diabetes Medications Safely
Steroid-induced hyperglycemia is a common and dangerous side effect of steroid therapy. Learn how to adjust insulin and other diabetes medications safely to avoid dangerous highs and lows during and after steroid treatment.
- By Percival Harrington
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- 24 Dec 2025
Salt and Blood Pressure Medications: How Reducing Sodium Boosts Drug Effectiveness
Reducing sodium intake can significantly boost the effectiveness of blood pressure medications, often matching the impact of adding a new drug. Learn how to cut salt wisely and see real results in just days.