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John R. Curran MD

Capsule Endoscopy + AI – What’s Already Available in the U.S.

Introduction – Innovation Moving Faster Than Policy As clinicians, we often find ourselves practicing at the intersection of discovery and delay. On one side, science is advancing at unprecedented speed; on the other, policy and reimbursement systems struggle to keep pace. The ongoing CMS pause on broad coverage of anti-obesity GLP-1 receptor agonists is a […]

AI-Assisted Colonoscopy in the Real World – Lessons from the Latest U.S. Multicenter Trial

Introduction – Policy Stagnation, Technologic Acceleration As we enter the last quarter of 2025, the effects of the CMS pause on broad coverage for anti-obesity GLP-1 receptor agonists continue to ripple across American medicine. For many clinicians, the decision has become a symbol of how regulation and reimbursement can lag far behind scientific progress. Gastroenterologists, […]

State Pilots and What This Means for MASH and IBD Patients with Obesity

How the CMS Pause on GLP-1 Coverage Shapes Patient Access in the U.S. In 2025, the debate over coverage of anti-obesity GLP-1 drugs reached a critical point. The U.S. Centers for Medicare and Medicaid Services (CMS) effectively paused efforts to expand reimbursement for medications such as Wegovy® (semaglutide) and Zepbound™ (tirzepatide), citing the need for […]

Dicyclomine (Bentyl) – What It Is, How It Works, and What It Treats

What Is Dicyclomine / Bentyl Dicyclomine is a prescription antispasmodic medicine used primarily in gastroenterology, and it has been on the market for several decades under various brand names, most famously, Bentyl. In clinical practice it is known as a targeted agent for relieving intestinal muscle spasms, and it belongs to the pharmacological group of […]

Dicyclomine for IBS, Gastritis, Diarrhea, Gas, and Bloating – What It Really Helps With

Dicyclomine for IBS Dicyclomine (Bentyl) has a long-standing role in the management of Irritable Bowel Syndrome (IBS), but its usefulness depends heavily on the nature of a patient’s symptoms and the accuracy of the diagnosis. IBS is classified as a functional gastrointestinal disorder, meaning that the bowels appear structurally normal yet behave in an overly […]

Diet and Lifestyle on Allopurinol: What Foods to Avoid and General ‘Don’ts’

Who Is Usually Prescribed Allopurinol Allopurinol is most commonly prescribed to people who have chronically elevated uric acid levels, especially those who experience gout attacks or have a history of uric acid kidney stones (Allopurinol: What It Is, How It Works, and What It Treats). It is also used in individuals whose uric acid is […]

Allopurinol: What It Is, How It Works, and What It Treats

What Is Allopurinol? Allopurinol is a long-established medication used to lower levels of uric acid in the body. It belongs to a drug class known as xanthine oxidase inhibitors, meaning it blocks the enzyme responsible for converting naturally occurring purine metabolites (hypoxanthine and xanthine) into uric acid. Because excess uric acid is the underlying driver […]

Allopurinol Interactions and What to Avoid: Drugs, Food, and Lifestyle

Why Interactions Matter With Allopurinol Allopurinol is a long-term medication that alters how the body processes purines, and because of this, it can interact with certain drugs and habits in predictable ways. Most interactions are not dangerous, but they matter because they can influence how well the medicine works, how well it is tolerated, and […]

Allopurinol and Gout Attacks: Why Flares Get Worse and When to Start Treatment

Acute Gout Flare vs Chronic Urate-Lowering Therapy An acute gout flare and chronic urate-lowering therapy represent two entirely different phases of gout management, and understanding the difference is essential for anyone living with the disease. An acute flare is an episode of intense inflammatory pain, driven by the immune system’s reaction to urate crystals that […]

Is Allopurinol a Blood Thinner, Diuretic, Controlled Substance, or OTC Drug?

What Class Does Allopurinol Belong To? Allopurinol belongs to a class of medications known as xanthine oxidase inhibitors, sometimes referred to as uricostatics. Its sole therapeutic purpose is to reduce the production of uric acid in the body. It does this by blocking xanthine oxidase, an enzyme involved in converting purines into urate. By lowering […]

How and When to Take Allopurinol: Timing, 100 mg Dosing, and How Fast It Works

General Principles of Allopurinol Dosing Allopurinol dosing follows several broad clinical principles rather than a single universal regimen. The key idea is that the medication must be introduced gradually, adjusted patiently, and taken every day without interruption, because its benefit depends on maintaining a consistently lower uric acid level over time. Most patients begin treatment […]

Side Effects and Long-Term Safety of Allopurinol

Common Side Effects of Allopurinol (General Terms) Allopurinol is generally very well tolerated, and most people who take it experience either no side effects or only mild, transient ones. The most commonly reported issues are gastrointestinal or skin-related, reflecting the body’s initial adjustment rather than true intolerance. Some patients notice mild stomach upset, soft stools […]

Medications Before Endoscopy & Sedation: A Safe, Simple Checklist

Before EGD or colonoscopy, use this medication guide: blood thinners, diabetes meds, stomach drugs, and supplements – what to pause, what to take, and when to restart. Answer Box: Don’t change prescription drugs without a plan. Anticoagulants/antiplatelets require individualized instructions; diabetes meds often need dose/timing changes; iron/bismuth/charcoal are usually held. Bring an up-to-date med list […]

H. pylori Eradication: Win on the First Try and Prove It

Make your first H. pylori treatment stick: adherence tactics, side-effect fixes, exact rules for test-of-cure, and what to do if therapy fails. Answer Box Take all drugs exactly as prescribed for 10–14 days, manage side effects proactively, and confirm eradication ≥4 weeks after antibiotics (and ≥14 days off PPIs) using a breath or stool antigen […]

IBS & Low-FODMAP: A 4–6-Week Elimination With a Smarter Re-Challenge

The practical Low-FODMAP playbook: exact foods to swap, a 2-phase schedule, symptom tracking, fiber/probiotics tips, and red flags that mean “test further.” On this page Answer Box IBS vs “Just a Sensitive Stomach” Phase 1: Elimination Phase 2: Structured Re-Challenge Add-Ons That Help Red Flags & When to Look Deeper Suggested Visuals/Tables FAQs Sample 1-Week […]

Colonoscopy Prep: A 3-Day, Zero-Stress Plan That Actually Works

The only colonoscopy prep guide you need: 3-day food plan, split-dose tips, medication adjustments, hydration strategy, and red-flags to call your doctor. For a clean exam, start a low-residue diet 3 days before, use a split-dose bowel prep, and finish the second half 4–5 hours before your appointment. Stick to clear liquids the day prior, […]

4-Week GERD Plan: Quick Relief Now, Smarter Step-Down Later

Beat heartburn in 4 weeks: perfect PPI timing, meal and sleep tactics, weight targets, when to scope, and what to do if treatment fails. Answer Box Take a PPI 30–60 minutes before breakfast (and before dinner if prescribed), elevate the head of the bed, and stop late-night meals. If symptoms persist or alarm features appear […]

CAR-T in Refractory Ulcerative Colitis – A Signal from the NEJM

A New Frontier: CAR-T Cells Enter the IBD Space The March 2025 New England Journal of Medicine correspondence describing a patient with treatment-refractory ulcerative colitis achieving deep, drug-free remission after CD19-directed CAR-T cell therapy has reverberated across the gastroenterology community. For the first time, a technology born in oncology appears to have induced not merely […]

Buy Clarithromycin (Biaxin) Online: Safe Purchase, Prices

Clarithromycin, sold under the brand name Biaxin, is one of the most widely prescribed macrolide antibiotics in the United States. Doctors rely on it to treat a variety of bacterial infections, including bronchitis, pneumonia, sinus infections, skin infections, and in combination therapies for Helicobacter pylori (H. pylori) when managing stomach ulcers. Since it is prescribed […]

Rabeprazole (Aciphex/Pariet) Online in the US

Rabeprazole, sold under the brand names Aciphex in the United States and Pariet internationally, is a proton pump inhibitor (PPI) widely prescribed for acid-related disorders. It is most often used to treat gastroesophageal reflux disease (GERD), heal erosive esophagitis, manage duodenal ulcers, and as part of combination therapy against Helicobacter pylori. For patients with chronic […]

Allopurinol in the USA: Safe Purchase, Prices, and Expert Guidance

Introduction Allopurinol is one of the most prescribed medications for patients living with chronic gout, uric acid kidney stones, and certain cancer-related complications. Millions of Americans depend on it daily to keep uric acid levels under control and to prevent painful flares that can significantly reduce quality of life. Because it is taken long term, […]

FDA Grants Accelerated Approval to Wegovy for MASH: First Major Step Toward Drug-Based Liver Disease Treatment

A Milestone in MASH Therapeutics The U.S. Food and Drug Administration’s August 2025 decision to grant accelerated approval to Wegovy® (semaglutide 2.4 mg weekly) for metabolic dysfunction associated steatohepatitis (MASH) represents a watershed moment in hepatology. Until this ruling, there had been no officially sanctioned pharmacologic treatment for MASH in the United States, despite the […]

Dicyclomine (Bentyl) in the USA: Safe Purchase, Prices, and Expert Guidance

Dicyclomine, sold under the brand name Bentyl, is a prescription-only medication antispasmodic medication most often prescribed for patients with irritable bowel syndrome (IBS). For those who live with abdominal cramps, bloating, and unpredictable bowel patterns, this drug can provide significant relief by relaxing the smooth muscles of the digestive tract. Because IBS is a chronic […]

FDA Expands Indication for Omvoh (Mirikizumab) to Crohn’s Disease

Omvoh’s Expanded Approval: What It Means for IBD Therapeutics The U.S. Food and Drug Administration’s January 2025 decision to expand Omvoh® (mirikizumab-mrkz) for adults with moderately to severely active Crohn’s disease establishes a new checkpoint in inflammatory bowel disease (IBD) therapy. Already authorized for ulcerative colitis, the Lilly-developed IL-23p19 antagonist is now the first drug […]

No-Pill Playbook: Food, Supplements, and Habits That Support Blood Flow

When conversations about erections turn to solutions, the spotlight usually falls on pills. Yet many men are curious about drug-free ways to support blood flow and confidence in bed. Search engines overflow with miracle diets, exotic powders, and promises of instant results, but separating what truly helps from what’s marketing hype is not easy. The […]

Body Facts You Were Afraid to Ask: Orgasms, Age, and “Is This Normal?”

Introduction Most men carry private questions about their bodies, the questions they may never raise with a partner, a doctor, or even a close friend. Is it normal to orgasm without being completely hard? Why do erections feel less reliable with age? Does size really matter? These doubts can linger in silence, fed by cultural […]

Timing, Not Magic: What to Expect from Prescription Erection Meds

Few medications attract as much attention and as many misconceptions as prescription erection pills. Popular culture often portrays them as instant fixes, able to create an erection on demand. In reality, these drugs are neither magical nor automatic. They are medical tools designed to support a natural process, not replace it. Understanding what these medications […]