Sitagliptin blocks the DPP4 enzyme, preventing the breakdown of incretin hormones

Be alert to dizziness when changing positions Monitor blood pressure if possible, as dehydration can cause drops Note frequency and colour of urination throughout the day Medical considerations Adjust medication timing to minimise side effects that contribute to dehydration Consider temporary dose adjustment in consultation with your healthcare provider Discuss anti-nausea or anti-diarrhoeal medications if these symptoms are contributing to fluid loss Consider IV fluids for severe cases (requires medical intervention) When to seek medical advice Contact your healthcare provider immediately if you experience: Severe thirst that cannot be satisfied by drinking Little or no urination for 8 hours or more Dizziness or lightheadedness that impairs functioning Confusion, disorientation, or extreme fatigue Rapid heart rate or breathing Fainting or severe weakness Inability to keep fluids down due to vomiting Long-term outlook With proper management, most patients can maintain adequate hydration whilst on GLP-1 treatments

Why should I take this on an empty stomach
Check the math: 4 days equals 96 hours, which clears the 72-hour minimum
For obesity, its default state of low-grade, chronic inflammation and disordered immune function [12] severely lowers nicotinamide adenine dinucleotide (NAD+) at cellular, tissue, and systemic levels, leading to restricted cellular energy production [13]