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In new guidelines released Tuesday, U.S. health officials now recommend that certain people take the antibiotic doxycycline as a morning-after pill to lower the risk of some sexually transmitted diseases (STDs).

The latest recommendations only apply to gay and bisexual men and transgender women who have had an STD in the past year and are at high risk of getting infected again. While pas...

Clostridioides difficile (C. difficile) is a leading cause of illness and death, especially for frail and hospitalized Americans.

Now, a new study suggests that the leading antibiotic used to fight it, vancomycin, may be losing potency against this killer.

“It's an alarming development in the field of

  • Ernie Mundell HealthDay Reporter
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  • April 26, 2024
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  • As many patients already know, urinary tract infections (UTIs) can recur despite the use of antibiotics.

    So, it's welcome news that the U.S. Food and Drug Administration on Wednesday approved Pivya (pivmecillinam) to fight bacterial UTIs.

    "UTIs are a very common condition impacting women a...

    Want to prevent a respiratory infection?

    A fingerful of Neosporin antibiotic swabbed inside your nose might help you fight off a range of invading respiratory viruses, a new study claims.

    Lab animals whose noses were treated using neomycin -- the main ingredient in over-the-counter Neosporin ointment -- mounted a robust ...

    Doctors sometimes prescribe antibiotics to help treat a cough, but a new study shows the drugs won't help reduce the severity or duration of coughing -- even if a bacterial infection is the culprit.

    Lower respiratory tract infections that cause coughing have the potential to become more dangerous, with 3% to 5% of these patients suffering from

  • Dennis Thompson HealthDay Reporter
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  • April 15, 2024
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  • Dogs and cats can pass antibiotic-resistant bacteria to their owners, raising concerns that household pets could be contributing to the world's antibiotics crisis, a new study says.

    Cases of these “superbugs” being passed between sick dogs and cats and their healthy owners have been identified in the U.K. and Portugal, according to research presented at the European Society of Clinica...

    A strain of highly antibiotic-resistant gonorrhea first emerged in China in 2016, and cases of this tough-to-treat infection have tripled there in just five years, Chinese researchers report.

    It's a warning to the rest of the world, they said.

    Strains resistant to the first-line treatment ceftr...

    Just one dose of the antibiotic doxycycline taken after sex halved the number of chlamydia and syphilis cases in San Francisco, promising new research shows.

    In the study, gay and bisexual men and transgender women who had a history of sexually transmitted infections or multiple sex partners were given a supply of the antibiotic and asked to take two 100-milligram pills within 72 hours of...

    A new and worrisome antibiotic-resistant form of E. coli has been identified at a children's hospital in China.

    Already, so-called ST410 strains of the E. coli bacterium -- resistant to last-resort antibiotics called carbapenems -- have become the most common drug-resistant strains seen in Chinese hospitals, according to British researchers.

    But a new, more virulent version of ST410...

    U.S. doctors are prescribing antifungal creams to patients with skin complaints at rates so high they could be contributing to the rise of drug-resistant infections, new research shows.

    These are "severe antimicrobial-resistant superficial fungal infections, which have recently been detected in the United States," noted a team led by Jeremy Gold, a researcher at the U.S. Centers for Disea...

    Researchers report that a new type of antibiotic has proved its mettle against a deadly superbug.

    Acinetobacter baumannii, a bacteria goes by the nickname CRAB, can trigger serious infections in the lungs, urinary tract and blood, according to the U.S. Centers for Disease Control and Prevention. Unfortunately, it's resistant to a class of powerful broad-spectrum antibiotics calle...

    Data showing that the antibiotic doxycycline might prevent a sexually transmitted infection (STI) if taken soon after sex made headlines earlier this year.

    As surging numbers of cases of syphilis and gonorrhea affect more Americans, here's what you need to know about using the drug.

    “If you're actively having sex and not using c...

    The first new antibiotic for gonorrhea -- the second most common sexually transmitted disease -- has shown promise in a clinical trial.

    That news should come as a relief to public health experts, because gonorrhea has become resistant to all but one of the existing antibiotics used to treat it.

    This new antibiotic, called zoliflodacin, was seen in the

  • Cara Murez HealthDay Reporter
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  • November 3, 2023
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  • A new study on Clostridioides difficile infections finds that choosing an alternative antibiotic for high-risk patients with pneumonia can reduce infection risk.

    C. diff infections can be deadly, and they are often acquired by hospitalized patients taking broad-spectrum antibiotics.

    More than 450,000 C. diff infections are reported in the United States eac...

    Many antibiotics long used to treat common childhood infections are no longer effective because of antibiotic resistance.

    The authors of a new study say global guidelines on antibiotic use need to be updated to reflect this, and they called for an increased focus on developing new antibiotics for in...

    Millions of people undergo joint replacement surgery every year. To prevent infection, doctors often give them a second antibiotic -- but new research suggests this can backfire.

    Adding a second antibiotic at the time of hip and knee replacement surgery may actually increase infections, researchers in Australia found.

    “Given the number of joint replacements performed in Austr...

    The U.S. Centers for Disease Control and Prevention is poised to recommend use of a powerful antibiotic to prevent sexually transmitted infections.

    On Monday, the CDC issued dr...

    New research shows that an antibiotic effective for bacterial pneumonia also appears to fight treatment-resistant staph infections.

    The drug is ceftobiprole. It appeared successful in fighting methicillin-resistant staph infections, sometimes called MRSA. It showed similar benefit when tested against the antibiotic daptomycin to treat complicated Staphylococcus aureus infections....

    New research on a leading cause of foodborne illness has linked a large share of Michigan infections to antibiotic-resistant bacteria strains.

    More than 100 strains of Campylobacter jejuni circulating in Michigan are resistant to at least one antibiotic, according to researchers from Michigan State University (MSU) and the Michigan Department of Health and Human Services. More th...

    Most people with appendicitis who are given antibiotics — instead of having their appendix removed — fare well over the long haul, new research indicates.

    The conclusion follows roughly two decades spent tracking patient outcomes in Sweden.

    The study found that among those initially treated solely with antibiotics, rather than surgery, less than half ended up experiencing anothe...

    Doctors who overprescribe antibiotics are often blamed for medication-resistant illnesses, but new research points to another potential culprit: air pollution.

    Controlling air pollution could reduce antibiotic resistance, greatly reducing deaths and economic costs, according to a new in-depth global analysis were published Aug. 7 in The Lancet Planetary Health..


    Testing children with a suspected sinus infection for three common bacteria might cut unnecessary antibiotic prescribing, a new study suggests.

    Only half of kids with sinusitis -- inflammation or swelling of the sinuses -- show any improvement with antibiotics, which target bacterial infections, not viral infections, the researchers note.

    "When a child comes in with a sore thro...

    Infectious disease experts are warning that a shortage of a key antibiotic for treating the sexually transmitted infection syphilis could make it hard to fight the spread of the disease.

    The United States already has a big problem with syphilis, with cases rising for more than 20 years. Cases increased nearly 75% between 2017 and 2021 alone, bringing the number to more than 176,000 in 202...

    Bacteria found in hospital patients in Ukraine is showing extreme antibiotic resistance, making it harder to treat the wounded and ill in this war-torn country, new research warns.

    “I am quite thick-skinned and have witnessed numerous situations involving patients and bacteria," said study author and bacteriologist

    “Superbug” infections are increasing in U.S. hospitals, and a coalition of medical groups has now issued a set of updated recommendations to protect patients.

    These guidelines are meant to prevent the spread of methicillin-resistant Staphylococcus aureus, also known as MRSA, the authors of the recommendations argue.

    MRSA causes about 10% of hospital-associated infection...

    Pfizer Inc. warned doctors this week of an impending shortage of Bicillin, its long-acting, injectable form of penicillin.

    The medication is not commonly used for children because alternatives such as amoxicillin are preferred over the Bicillin shot, the company explained in a stat...

    Babies around the world are dying because the antibiotics used to treat sepsis infections in hospitals are losing their effectiveness, a new report warns.

    A team of 80 researchers from four continents has been studying the issue of antibiotic-resistance and newborn sepsis in 19 hospitals.

    “The observational study has been instrumental in providing the high-quality data that w...

    About half of extremely preterm babies have at least one life-threatening bacterial infection in their bloodstream after 72 hours of life.

    Now, new research points to the babies' own gut microbiomes as the source.

    Knowing that the most common bacteria in bloodstream infections are also commonly found to colonize the gut without causing disease at first, researchers set out to test...

    Patients hospitalized with pneumonia typically stay on IV antibiotics until they're stable, after about three days, but a new study suggests a different option.

    Researchers report that more patients who have community-acquired pneumonia could switch sooner to oral antibiotics. Antibiotics given as pills were also linked with earlier release from the hospital. They were not associated with...

    A "morning after" dose of a common antibiotic can greatly lower the chances of sexually transmitted bacterial infections in high-risk people, a new clinical trial has found.

    Researchers discovered that taking the antibiotic doxycycline within 72 hours of unprotected sex slashed the risk of gonorrhea, chlamydia and syphilis by two-thirds among gay and bisexual men and transgender women who...

    A family vacation to remember, but maybe not for the best reasons.

    Doctors report on an unusual case where a hungry iguana bit a vacationing toddler's hand, passing on an infection with a germ called Mycobacterium marinum.

    A 3-year-old girl named Lena Mars, of San Jose, Ca., was visiting Costa Rica with her family and eating cake while sitting on the beach. Suddenly an igua...

    In more bad news about antibiotic resistance, new research suggests that people and their pets may be able to transmit multidrug-resistant germs to each other.

    Still, cases of cross-transmission are rare and it's not clear if pets are giving germs to people or people are giving germs to their pets, the study authors noted.

    "In urban areas in high-income countries, pets do not seem ...

    A common antibiotic taken shortly after sex by folks in high-risk groups may help stem the spread of some sexually transmitted infections (STIs).

    Using doxycycline about 72 hours after unprotected sex effectively prevented chlamydia and syphilis cases in men who have sex with men and in transgender women, research presented last month at the

    Public health officials are warning about an increase in drug-resistant strains of the bacteria shigella.

    About 5% of shigella infections reported to the U.S. Centers for Disease Control and Prevention last year were caused by the drug-resistant XDR strain. That compares to 0% in 2015.

    Limited treatment options exist for people infected with XDR strains. The bacteria are easily tran...

    When testing determines that a patient who was thought to be allergic to penicillin actually is not, the warning is expected to be removed from their charts and pharmacy records.

    But that "de-labeling" is not always happening.

    “Penicillin allergy labels are associated with increased health care cost burdens as well as adverse events for patients,” said lead author

  • Cara Murez HealthDay Reporter
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  • February 14, 2023
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  • New drugs may be needed to fight the deadliest form of tuberculosis, because it may no longer respond to current treatments.

    An animal study by Johns Hopkins University researchers found that an approved antibiotic regimen may not work for TB meningitis due to multidrug-resistant str...

    A probiotic supplement appears to clear the body of a type of bacteria that can cause serious antibiotic-resistant infections, a new study finds.

    More research is needed, but experts said the work could lead to a way to prevent infections with the bac...

    Overuse of antibiotics may trigger inflammatory bowel disease (IBD), new research suggests.

    Among folks who were 40 or older, a new study found that antibiotics may increase the risk for bowel diseases, such as Crohn's and ulcerative colitis, for one to two years after use. And the greatest risk was posed by two classes of antibiotics — nitroimidazoles and fluoroquinolones — often use...

    An early surge in cold and flu cases has created shortages in key antiviral and antibiotic drugs needed for the annual “sick season,” pharmacists report.

    The antiviral flu drug Tamiflu is in short supply for both adults and children, in both its brand name formulation as well as the generic version, said Mich...

    The world desperately needs new antibiotics to fight infection as bacteria become resistant to existing options.

    GSK has developed a new antibiotic to treat urinary tract infections (UTIs) that appears to be so effective the pharmaceutical company stopped testing early on the recommendation of independent monitors and plans to submit data to the U.S. Food and Drug Administration soon,

    Doctors could soon have access to a new weapon in the ongoing battle against antibiotic-resistant bacteria.

    An experimental combination antibiotic appears to offer a new option for doctors treating stubborn drug-resistant urinary tract infections (UTIs), according to new clinical trial results.

    The new combo of cefepime and enmetazobactam outperformed an established antibiotic drug ...

    It could be harder to fill a prescription for the widely used antibiotic amoxicillin because of a shortage that appears to be linked to an ongoing surge in RSV infections across the United States.

    Supplies of amoxicillin oral solution, which is typically used in children, are low, the U.S. Food and Drug Admin...

    The COVID pandemic has eaten into the progress made against drug-resistant infections, according to the U.S. Centers for Disease Control and Prevention.

    The agency reported that hospital-related infections and deaths grew by 15% during the pandemic's first year, 2019 to 2020. The increase owes to

  • By Steven Reinberg HealthDay Reporter
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  • July 12, 2022
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  • A strain of the superbug MRSA has emerged in pigs that is highly resistant to antibiotics and a growing cause of human infections.

    University of Cambridge researchers said this particular strain of MRSA, short for methicillin-resistant Staphylococcus aureus, has shown up in livestock over the past 50 ye...

    Giving antibiotics to a woman just before a cesarean delivery does not increase her baby's risk of asthma or eczema, a new British study says.

    C-section is common, but can put new mothers at increased of infection, so they're given preventative antibiotics.

    "Maternal infections, such as wound infection, can b...

    The more antibiotics that seniors take, the greater their risk of inflammatory bowel disease (IBD), a new study suggests.

    The findings could help explain some of the increase in Crohn's disease and ulcerative colitis (common types of IBD) among older adults, according to the study...

    Urinary tract infections (UTIs) are common and often easily managed, yet some women are plagued by one infection after another. Now, a new study hints at a culprit: the antibiotics used to treat them.

    UTIs can affect anyone, but are particularly prevalent among women. Studies suggest that up to 80% of women develop a UTI at some point, and about one-quarter of them have frequent recurrenc...

    British researchers are warning of one more rising health danger: a drug-resistant mold found in the environment that infects certain people's lungs.

    Aspergillus fumigatus can cause a fungal lung infection called aspergillosis in people with lung conditions or weakened immune systems. Aspergill...

    Babies and toddlers who've been given antibiotics might have a less vigorous immune response to routine childhood vaccinations, new research warns.

    The study is the first to suggest that antibiotics might dampen youngsters' ability to generate infection-fighting antibodies in response to vaccination.

    Experts caut...

    The majority of antibiotic prescriptions for U.S. seniors and Black and Hispanic Americans are inappropriate, a new report reveals.

    For the study, researchers analyzed federal government data on more than 7 billion outpatient visits to doctors' offices, hospital clinics and emergency departments nationwide between 2009 and 2016.

    Nearly 8 million visits (11%) led to antibiotic prescr...