Understanding Cephalexin’s Strength Cephalexin, also known by the brand name Keflex, is a first-generation cephalosporin antibiotic. The 500-milligram capsule is among the most commonly prescribed oral doses, but its “strength” depends less on the number printed on the label and more on how the drug works, what bacteria it targets, and how sensitive those organisms […]
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How UTIs Develop and Why the Right Antibiotic Matters A urinary tract infection begins when bacteria enter the urethra and multiply in the bladder. The urinary system is normally sterile, but certain strains of Escherichia coli that live in the gut can adhere to the bladder wall and trigger inflammation. Less often, species of Klebsiella,
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Why Antibiotics Can Cause Diarrhea Antibiotic-associated diarrhea is a common side effect of many antibiotic courses. It occurs when the natural balance of bacteria in the digestive tract is disrupted. The intestines contain trillions of microorganisms that help digest food, absorb nutrients, and protect against infection. Antibiotics, while killing harmful bacteria, can also destroy beneficial
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How Antibiotics Affect Gut Bacteria Antibiotics are among the most powerful tools in modern medicine, capable of stopping or killing harmful bacteria that cause infections. Yet while they target disease-causing organisms, antibiotics also affect many of the beneficial microbes that live in the gut. The intestinal microbiota (trillions of bacteria, viruses, and fungi) plays a
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In 2023, the U.S. Food and Drug Administration (FDA) approved Opill, the first over-the-counter (OTC) daily oral contraceptive pill in American history. For the first time, people can purchase a highly effective hormonal birth control pill without a prescription, medical appointment, or insurance barrier. This milestone in reproductive healthcare gives millions of women and people
The explosion of interest in GLP-1 receptor agonists, most notably semaglutide (Wegovy, Ozempic) and tirzepatide (Zepbound, Mounjaro), has transformed the landscape of obesity treatment. These once-weekly injections, originally developed for diabetes, are now among the most in-demand weight-loss drugs in the United States. Their proven ability to promote sustained weight reduction and improve metabolic health
Until recently, respiratory syncytial virus (RSV) was widely regarded as a childhood infection. That changed as surveillance revealed its substantial toll on older adults, especially those with heart or lung disease. Each year, RSV is responsible for an estimated 60,000–160,000 hospitalizations and 6,000–10,000 deaths among U.S. adults aged 65 and older. These figures are comparable
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What Amoxicillin Is and How It Works Amoxicillin is one of the most widely used antibiotics in the world. It belongs to the beta-lactams family, a group of drugs known as beta-lactams. All beta-lactam antibiotics share a similar structure that targets the bacterial cell wall, which is vital for the organism’s survival. By disrupting this
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How the Doctor Selects the Dose and Duration Accutane treatment is individualized, and dermatologists rarely prescribe the same dose or course length for every patient. The regimen is based primarily on body weight and the concept of a cumulative dose, the total amount of isotretinoin taken over the entire course. Research shows that reaching a
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Introduction Respiratory syncytial virus (RSV) remains one of the most common and dangerous respiratory infections in early infancy. Nearly every child encounters RSV by the age of two, but for newborns and young babies, especially those under six months, the infection can cause severe bronchiolitis or pneumonia and lead to hospitalization. Each RSV season, which
RSV in Infants: Maternal Vaccine vs. Antibodies (Nirsevimab / Clesrovimab) Read More »