World Rx Compendium

Generic drug exclusivity periods vary widely across countries, affecting when affordable medicines reach patients. The U.S., EU, Canada, and Japan each have unique rules that delay or accelerate generic entry-shaping global drug access and costs.

Learn how to report counterfeit or tampered medications in the U.S. and Canada. Step-by-step guide for patients and pharmacists to protect yourself and others from dangerous fake drugs.

Look-alike packaging in pharmacies causes thousands of medication errors each year. Learn how physical separation, Tall Man Lettering, and barcode scanning can prevent deadly mix-ups and protect patients.

Opioid-induced hyperalgesia causes increased pain sensitivity due to long-term opioid use. Learn how to spot the signs, distinguish it from tolerance, and manage it safely with tapering, alternative meds, and non-drug therapies.

Second-generation antihistamines like cetirizine, loratadine, and fexofenadine offer effective allergy relief without drowsiness. Learn how they work, which one to choose, and why they're the top choice for millions.

Chronic pancreatitis causes persistent pain, malnutrition, and digestive issues. Learn how enzyme therapy, targeted nutrition, and smart pain management can help you regain control of your life-even without a cure.

Learn how to choose an effective OTC sunscreen, understand what SPF and broad spectrum really mean, and master the reapplication rules that actually protect your skin from sun damage and skin cancer.

Learn how to tell the difference between a drug side effect and a true allergy. Most people who think they're allergic to penicillin or other drugs aren't - and misunderstanding this can put their health at risk.

Medical societies have clear, sometimes conflicting, positions on generic drug use. While most support generics for cost savings, neurologists and others caution against substitution for drugs with narrow therapeutic indices. Here's what doctors really think.

Learn how to verify pharmacy licenses through state boards to protect against counterfeit drugs and unlicensed practitioners. Step-by-step guide for patients and employers.

Discover where to find free or low-cost medications through community clinics, FQHCs, and pharmaceutical assistance programs in 2026. Learn eligibility, how to apply, and what meds are available.

Modern HIV treatments now include long-acting injections given just twice a year, transforming HIV from a daily burden to a manageable condition. Learn how new drugs like lenacapavir are improving survival, adherence, and quality of life - and what’s still holding back global access.