Diabetes Articles
Evidence-based articles about diabetes from certified pharmacists
Miglitol (Glyset) vs Acarbose: Price, Dosage and Side Effects Compared
Miglitol (Glyset) and acarbose (Precose, Glucobay) both slow carbohydrate digestion in type 2 diabetes. This guide compares their doses, HbA1c effect, side effects, liver and kidney rules, interactions, outcome trials and current US pharmacy cost.
Onglyza (Saxagliptin): US Brand Discontinued, Generic Dosing, Heart Failure Warning and Cost
The Onglyza brand is listed as discontinued in the US, but generic saxagliptin is widely available. This guide covers the 2.5 mg and 5 mg doses, kidney and drug interaction rules, how much it lowers A1C, the low blood sugar difference against glipizide, the SAVOR-TIMI 53 heart failure finding and FDA warning, side effects, and October 2026 US pharmacy cost data for every DPP-4 inhibitor.
Generic Semaglutide in 2026: Where It Is Sold, Whether It Is Legal and How It Compares With Wegovy
Where generic semaglutide is legally sold in 2026 (India from March, Canada from April), why the US, UK and EU have none before about 2031, how Sun Pharma's Noveltreat and Sematrinity compare with Wegovy and Ozempic, what the pens cost, and the cold-chain and counterfeit risks of buying across borders.
Januvia vs Tradjenta: Sitagliptin and Linagliptin Compared, Including Kidney Dosing and 2026 Prices
Sitagliptin (Januvia) and linagliptin (Tradjenta, Trajenta) compared: why only Januvia needs kidney dose changes, placebo-adjusted HbA1c results, the TECOS, CARMELINA and CAROLINA outcome trials, warnings, generic sitagliptin's 2026 US launch and what pharmacies and Medicare pay.
Jardiance vs Farxiga: Trial Results, Dosing, Side Effects and 2026 US Prices
Empagliflozin (Jardiance) and dapagliflozin (Farxiga, Forxiga) compared from the current US labels: all eight outcome trials, dosing and kidney cut-offs, side effects, the warnings found only on the Jardiance label, and 2026 US costs, including generic dapagliflozin at about 18 cents a tablet.
Semaglutide Side Effects by Dose: What the Trial Data Actually Shows
Semaglutide side effect rates at each dose, taken from the approved labelling. Nausea runs 6% on placebo, 11% at 7 mg and 20% at 14 mg, with discontinuation at 1%, 4% and 8%. Plus the boxed warning, serious reactions, lab changes and what the withdrawal data shows.
Rybelsus Dosage Guide: Titration Schedule, the Empty Stomach Rules, and Why They Matter
Oral semaglutide has a bioavailability of 0.4% to 1%, which is why the empty stomach rules are strict. The full 3 mg to 7 mg to 14 mg titration schedule, what the water volume studies actually found, missed dose rules, and the interactions that appear in the label.
Rybelsus vs Ozempic Tablets: Same Drug, Different Numbers, and How to Switch Safely
Rybelsus and Ozempic tablets are the same semaglutide in two formulations. How the strengths pair up, the US label's switching rules, what Rybelsus means in the US, EU, UK and India, and the trial data on blood sugar, side effects and heart outcomes.
Metformin vs Glimepiride: How the Two Most Prescribed Oral Diabetes Tablets Differ
Metformin lowers hepatic glucose output and improves insulin sensitivity; glimepiride forces insulin release. That single mechanistic difference explains the hypoglycaemia rates, the weight effects and why the two are so often combined.
Metformin Side Effects: Trial Incidence Rates, GI Timing and B12 Monitoring
What the registration trials actually reported: diarrhoea in 53.2 percent on immediate-release metformin versus 9.6 percent on extended-release, vitamin B12 decline in 7 percent, and lactic acidosis at 0.03 cases per 1,000 patient-years.
Metformin Dosage Guide: Starting Doses, Titration Steps and Maximum Daily Limits
Exact metformin dosing from the approved label: 500 mg or 850 mg starting doses, weekly titration steps, the 2,550 mg immediate-release and 2,000 mg extended-release ceilings, and the eGFR thresholds that decide eligibility.
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