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Are you really allergic to penicillin? A pharmacist explains why there's a good chance you're not

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  • 2025-07-31 22:42 event
  • 3 weeks ago schedule
Are you really allergic to penicillin? A pharmacist explains why there's a good chance you're not
Imagine this: You're at your doctor's office with a sore throat. The nurse asks, "Any allergies?" And without hesitation you reply, "Penicillin." It's something you've said for years—maybe since childhood, maybe because a parent told you so. The nurse nods, makes a note and moves on.

862. Large-scale gene analysis identifies new biomarkers and drug targets for lung adenocarcinoma

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By analyzing tens of thousands of genes, proteins, and protein modifications in hundreds of lung tumors, an international research team has uncovered new factors linked to poor outcomes in lung adenocarcinoma in both smokers and people who have never smoked. These factors include a pattern of DNA damage and signatures of exposures to chemicals found in processed foods and cosmetics. The findings could lead to better precision medicine strategies for this most common type of lung cancer.

863. Internalizing stress may lead to cognitive decline in older Chinese Americans

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Stress internalization is a significant risk factor for age-related cognitive decline in older Chinese Americans, according to Rutgers Health researchers.

864. FDA vaccine chief steps down after controversial tenure

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The U.S. Food and Drug Administration's (FDA) top vaccine official is stepping down after just three months in a role that upset drug companies, patient groups and some political leaders.

865. AI-generated ads match official campaigns in youth vaping awareness study

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Generative artificial intelligence could take years off the time between identifying public health risks and launching impactful mass media campaigns.

866. Crushed testicles and back pain: Police uniforms in England and Wales 'unfit for purpose,' survey reveals

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Police officers and staff in England and Wales are frustrated with their uniforms, which they say are unfit for purpose, restrictive and contribute to major health issues.

867. Ovarian tumor immune landscapes offer clues to better therapy

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The immune system is a major determinant of how patients respond to standard treatments for ovarian cancer, the leading cause of death from gynecological malignancies. But little was known about how the immune landscape of tumors changes when patients relapse—as they frequently do—or how those changes influence responses to subsequent therapy, which tend to be dismal.

868. FDA panel casting doubt on antidepressant use in pregnancy could lead to devastating outcomes for mothers

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At a meeting held by the Food and Drug Administration on July 21, 2025, a panel convened by the agency cast doubt on the safety of antidepressant medications called selective serotonin reuptake inhibitors, or SSRIs, in pregnancy.

869. Ground beef shipped to 5 states recalled for possible metal pieces

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More than 1,000 pounds of frozen ground beef are being recalled after metal pieces were reportedly found in the product.

870. High Noon recalls vodka seltzer cans mislabeled as energy drinks

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High Noon is recalling some of its vodka seltzer packs after finding that a few cans were incorrectly labeled as non-alcoholic energy drinks.

871. Are you really allergic to penicillin? A pharmacist explains why there's a good chance you're not

  • 3 weeks ago schedule
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Imagine this: You're at your doctor's office with a sore throat. The nurse asks, "Any allergies?" And without hesitation you reply, "Penicillin." It's something you've said for years—maybe since childhood, maybe because a parent told you so. The nurse nods, makes a note and moves on.

872. System wide program shows improvement for treating opioid use disorder

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Routinely offering and initiating medication-based treatment for those with opioid use disorder has the potential to save lives in health care settings throughout the country, according to the authors of a new study from The Ohio State University.

873. Study suggests radiation therapy benefits misjudged when clinical factors alone guide breast cancer treatment

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A study published in the International Journal of Radiation Oncology*Biology*Physics demonstrates that clinicopathology (CP) based risk assessment frequently fails to accurately assess recurrence risk and radiation therapy benefit for patients diagnosed with DCIS (ductal carcinoma in situ). Consequently, treatment decisions based on CP alone may result in over 40% of women being over- or undertreated with radiation therapy when compared to the molecular-based test DCISionRT.

874. Vasectomy, pain and regret: What online forum Reddit reveals about men's experiences

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Vasectomy has long been regarded as a permanent, safe and effective form of contraception. Its benefits are often summarized as minimally invasive and largely risk-free.

875. Combining MYC inhibitors with metabolic drugs may boost cancer treatment efficacy

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Northwestern Medicine investigators have discovered a new combination approach that may improve the efficacy of MYC inhibitor drugs for treating aggressive and treatment-resistant cancers, according to a recent Northwestern Medicine study published in Science Advances.

876. Quad bike deaths have reduced since Australian safety standards changed in 2019

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New research published today shows there has been a small reduction in quad bike deaths at work in Australia since new safety standards were introduced five years ago, but public health experts say more needs to be done to keep Australians safe at work and on farms.

877. Updated adult sinusitis guidelines emphasize patient education and shared decision-making

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The American Academy of Otolaryngology–Head and Neck Surgery Foundation (AAO-HNSF) published the Clinical Practice Guideline (CPG): Adult Sinusitis Update today in Otolaryngology–Head and Neck Surgery. The purpose of this multidisciplinary guideline is to identify quality improvement opportunities in managing adult sinusitis and to provide explicit and actionable guidance that can be implemented across all clinical practices.

878. Blood test analyzes immune protein changes to detect early-stage tumors and guide treatment

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Current methods for cancer diagnosis are based on identifying biomarkers—molecules that reveal a particular state or process in the body—produced by the tumor or associated proteins. Not surprisingly, these markers are more abundant once the tumor has already developed significantly. And the more advanced the tumor, the more difficult it is to find effective treatment options.

879. Distinguishing 'things' from 'stuff': Brain's visual processing areas separate solid objects from flowing substances

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Imagine a ball bouncing down a flight of stairs. Now think about a cascade of water flowing down those same stairs. The ball and the water behave very differently, and it turns out that your brain has different regions for processing visual information about each type of physical matter.

880. Some low-grade prostate cancers carry higher risks than biopsy suggests

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A new study reveals that some men who are diagnosed with "Grade Group one" (GG1) prostate cancer may actually be at higher risk than biopsy results suggest, according to research led by Weill Cornell Medicine, University Hospitals Cleveland and Case Western University.

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