AmericaRx.com - The American Prescription Resource! - Page 2
Antihistamines and Glaucoma: What You Need to Know Before Taking Allergy Medication
Certain allergy medications can trigger sudden, sight-threatening eye pressure spikes in people with narrow-angle glaucoma. Learn which antihistamines are dangerous, what’s safe to take, and how to protect your vision.
FDA Bioequivalence Standards for NTI Drugs: Special Requirements Explained
The FDA enforces stricter bioequivalence standards for narrow therapeutic index (NTI) drugs like warfarin, digoxin, and phenytoin, requiring tighter limits (90-111%) and replicate studies to ensure patient safety. These rules prevent dangerous fluctuations in blood levels that can occur with generics.
Fiber for GI Health: Soluble vs. Insoluble Choices
Learn how soluble and insoluble fiber work differently in your gut to improve digestion, regulate blood sugar, and support a healthy microbiome. Discover which foods to eat based on your GI needs.
Blurred Vision from Medications: Common Causes and When to See a Doctor
Blurred vision can be a serious side effect of common medications like Topamax, Accutane, and amiodarone. Learn which drugs cause it, when to seek help, and how to protect your sight before damage becomes permanent.
Psoriatic Arthritis: How Skin Disease Triggers Joint Pain and Damage
Psoriatic arthritis links skin psoriasis to joint damage through immune-driven inflammation. Learn the warning signs, how it differs from other arthritis types, and why early treatment prevents permanent harm.
Metformin and Liver Disease: How to Prevent Lactic Acidosis
Metformin is safe for many people with liver disease, but not all. Learn how to prevent lactic acidosis, when to avoid metformin, and how to use it safely with fatty liver or cirrhosis.
Beta-Blockers: How Different Types Interact and Why Drug Choice Matters
Not all beta-blockers are the same. Learn how carvedilol, nebivolol, and propranolol differ in action, side effects, and use for heart failure, hypertension, and asthma. Make informed choices with your doctor.
Antihistamines and Occupational Safety: Working While Drowsy
Sedating antihistamines like Benadryl can impair alertness and reaction time-even if you don’t feel sleepy. Learn why second-generation options are safer for work, driving, and safety-sensitive jobs.
How Fatty Foods Boost Absorption of Lipid-Based Medications
Fatty foods enhance absorption of lipid-based medications by triggering natural digestive processes that help dissolve poorly soluble drugs. Learn how these formulations work, which drugs benefit most, and what patients need to know about dosing, cost, and effectiveness.
Combination NTI Drugs and Generic Availability: Coverage and Gaps
Combination NTI drugs offer powerful treatment but carry extreme risks when switched to generics. With no approved generic combinations in the U.S., patients face higher costs, more monitoring, and serious safety gaps.
