Articles tagged with Drug Interactions
Researchers at MIPT have developed an algorithm to predict the impact of various substances on signaling pathways, which can help speed up the search for longevity drugs and decrease their cost. The new algorithm is based on comparing gene expression in young and elderly patients' cells.
The review provides guidance on managing surgical patients taking new oral anticoagulants, including discontinuation before procedures and resuming after procedures, as well as dose reductions based on kidney function and liver dysfunction considerations.
Researchers at the Lunenfeld-Tanenbaum Research Institute used baker's yeast to study drug interactions, finding that one-fifth of combinations suppress each other's effectiveness and increasing the risk of adverse reactions. The study's findings have implications for personalized medicine and optimization of combination therapies.
A new study by the University of Michigan reveals that there is no single healthy microbiome, but rather a unique and varied collection of bacteria for each person. The research found that various factors such as diet, environment, medication use, and life history influence the types of bacteria present.
A York University study found that abnormal lipid molecules in prenatal brain development can affect neural pathways, triggering autism. Environmental factors such as chemical exposure and medication use can also impact these lipids.
Researchers have developed a new drug delivery method that targets cancer cells using nanoballoons encapsulating anti-cancer drugs. The nanoballoons release the drugs when struck by a red laser, limiting interactions with healthy bodily systems and reducing side effects.
A new simulation module developed at ETH Zurich uses an ant algorithm to predict the interaction of molecules with human proteins, identifying potential side effects and optimizing molecular design. The module can now design new active agents in minutes, suggesting necessary chemical synthesis steps.
Researchers at Mount Sinai Hospital have discovered how the Marburg virus interacts with host protein Keap1, allowing it to live longer and replicate better. This knowledge may lead to the development of targeted therapies to arrest the lethal virus.
A new biochemical technique allows researchers to study how specific proteins called kinases interact to trigger cellular behavior, such as cell movement. The method, developed by Klaus Hahn's team, enables the activation of just one kinase and its interaction with another molecule in real time.
A study from Concordia University's John Molson School of Business found that prescription drug brand personality has two distinct dimensions: competence and innovativeness. Consumers prefer overall competence, while innovativeness is associated with uniqueness and originality.
A new vascular homing peptide, CAR, selectively targets hypertensive pulmonary arteries to enhance the effects of existing vasodilators without systemic side effects. The peptide retains its activity when given sublingually, offering a potential breakthrough in PAH treatment.
A study by UC San Diego researchers has mapped the complex genetic interactions underlying cellular response to UV radiation, revealing links between chromatin structure remodeling and efficient repair. The findings provide new insights into DNA damage caused by UV radiation and its role in skin cancer.
Researchers at the Salk Institute created a new approach to determine the structure of key cellular receptors using artificial amino acids, revealing crucial details about their binding pockets. This breakthrough could aid in designing drugs that target diseases such as diabetes and osteoporosis.
Researchers at UC San Diego used quantitative models and microfluidic devices to study bacterial growth and evolution of drug resistance. They found that the expression of resistance genes depends on the bacterial colony's growth status and the effectiveness of the resistance mechanism. The interaction between drug and resistance is co...
Researchers at CNIO have created a massive database of interactions between drugs and proteins, known as FireDB. The database includes over 16,600 compounds and 500,000 interactions, providing valuable information for the study of cancer and therapeutic agents.
A Penn Medicine study found that an automated prediction tool can accurately identify patients at risk of being readmitted within 30 days of discharge. The tool, developed by researchers, uses prior hospital admissions as a key predictor, and has been shown to reduce readmissions by 31% compared to those without the flag.
A systematic review found that non-physician clinicians regularly interact with pharmaceutical sales representatives, receiving gifts and samples. Most reported favorable views of these interactions, with some concerns about potential bias and conflict of interest.
A study found that people taking statin drugs often take an average of three other medications that can cause muscle pain and lead to discontinued use, a major contributor to the side effect. Researchers recommend adjusting dosages or choosing alternative medications to minimize interactions.
Researchers have made breakthrough in understanding protein polymers' interaction with other self-assembling biopolymers, paving the way for engineered bio-composites for various medical applications. The discovery has potential for biodegradable and biocompatible materials, such as drug delivery systems and tissue growth scaffolding.
Research suggests that nicotine withdrawal is driven by a specific group of neurons in the interpeduncular nucleus. Therapies targeting these cells may help people quit smoking. The findings also hint at potential interactions with other substance-use disorders.
This year's AAPS Fellows were recognized for their research and scholarly contributions in various fields of pharmaceutical sciences, including immunology, drug delivery, and clinical pharmacology. Notable recipients include Sathy Balu-Iyer, who developed a mechanistic model to understand immunogenicity of biotherapeutics.
A new study found that an interactive computer program increased help for those who needed it most without overtreating. Patients using the program were nearly twice as likely to ask about depression and receive treatment recommendations from their physician.
Researchers at Washington University School of Medicine are studying the quality and effectiveness of generic drugs for treating depression. They aim to determine if generic versions of bupropion HCl ER tablets work as well as brand-name Wellbutrin XL in treating depression, with a focus on safety and potential side effects.
A comprehensive review from the American Heart Association emphasizes the importance of personalized care for older adults with cardiovascular disease. The statement highlights key factors such as lifestyle changes, medication regimens, and revascularization strategies that can provide benefits and risks.
A study found that nearly all nurses who used mobile devices to look up drug information prevented at least one adverse event. The use of these tools improved patient safety and reduced healthcare costs, with estimated savings of $4 billion annually.
Researchers developed a new method to target cancer cells while sparing healthy cells, using synthetic lethal interactions. The approach has the potential to create targeted cancer treatments for specific tumor types.
Researchers at Monash University have combined computer modelling with pharmacology to gain new insights into how the body interacts with novel drug treatments. The study reveals alternative drug recognition sites on G protein-coupled receptors, which play a role in virtually every biological process and most diseases.
A study published in BMC Medicine found that nearly 60% of herbal products contained plant species not listed on the label, while 32% showed product substitution. This can lead to health risks due to toxicity and interactions with other herbs, supplements, and medications.
Hospitalized HIV patients are more likely to experience medication errors when cared for by hospital providers unfamiliar with HIV therapy complexities. Involing an infectious diseases specialist can significantly reduce these errors, correcting them in 68% of cases versus 32% without
Researchers have identified exactly how propofol interacts with brain cells to achieve a pain-free state. The study's findings may help design new versions of the drug that reduce risks and improve patient safety. By understanding how propofol works, scientists can develop alternative anesthetics with fewer side effects.
Researchers discovered that prostacyclin analogs and PDE5 inhibitors synergistically stimulate enhanced ATP release from human red blood cells, a potent vasodilator. This finding has implications for the development of new treatments for pulmonary arterial hypertension.
Researchers have discovered that a drug increasing sudden cardiac death risk interacts with mistranslated protein-coding genes in heart muscle. The study provides insight into how cardiac death risk might be increased by these drugs, opening the way for further research.
Researchers have identified a compound, I-Lys, that disrupts the interaction between CASP7 and XIAP in drug-resistant cancer cells, leading to activation of cell death and reduction in malignancies. The study suggests a promising approach for combating drug-resistant cancers.
A new UCLA-led study found that primary care physicians rarely discuss the risks and benefits of dietary supplements with their patients. The study analyzed audio recordings from over 1,400 office visits and discovered that only six out of 738 supplements were discussed in detail regarding all five major topics.
A study by Dr. Zoltan Medgyessy found that applying pressure to the P6 antiemetic point on the inner wrist with an acupressure wristband significantly reduced nausea intensity in patients experiencing migraines, with relief reported after just 28 minutes.
Frailty affects 5-10% of people over 70, leading to increased death rates, poor function, and hospitalizations. Screening with the FRAIL questionnaire can identify frail individuals and guide treatment with exercise, nutrition supplements, vitamin D, and reduced medications.
A comprehensive online database of human phosphatases and their substrates has been created to aid researchers in understanding cellular reactions. The database, DEPOD, groups phosphatases into families based on three-dimensional structure, enabling the identification of known substrates and suggestion of new ones.
Healthcare providers prefer robotic assistants for tasks such as housework and reminding patients when to take medication. However, they prefer human assistants for activities requiring direct physical interactions, like bathing and feeding.
A recent IRB study published in Chemistry and Biology has identified 1,162 side effects caused by drugs, with molecular descriptions for 446 cases explained solely by biology and 68 by chemistry. The research provides a list of
Researchers at Heidelberg University Hospital have developed a new method to detect drug interactions at very low doses, which can be used to study interactions between drugs without posing risks to patients. This breakthrough improves the reliability of pharmacological studies and has the potential to reduce medication errors.
Researchers are using computational models to analyze cardiac function, diagnose, and develop new treatments for conditions like atrial fibrillation and cardiac arrhythmia. They also created a framework to study drug interactions and predict pro- or anti-arrhythmic effects.
Researchers at Ruhr-University Bochum have developed a new method to attach proteins to the surface of germanium crystals, enabling time-resolved tracking of molecule interactions. This technology has been applied in the EU project K4DD and allows for the study of G-protein-coupled receptors.
Researchers analyzed 82 million drug-related search queries from 6 million users and found that those who searched for both drugs were more likely to look up symptoms associated with high blood sugar. This suggests that online searches could be used as an early warning system for potential drug safety issues.
A national survey of medical students found that many continue to receive industry-sponsored gifts, even as institutions restrict access to pharmaceutical sales representatives. The study suggests a need for further measures to reduce bias in medical education.
A digital processing system has been found to significantly reduce medication errors in US hospitals, with a potential to avoid over 50 million incidents nationwide. The system halves the likelihood of a drug error and cuts errors by 12.5% nationally, resulting in 17.4 million avoided errors in one year.
Scientists at Nottingham University are part of a €18m European-wide project using high-tech laser technology to study how drugs interact with cells. They aim to design more effective treatments for chronic illnesses like cancer and asthma by understanding how drug molecules bind and unbind from proteins.
Researchers have found a nearly eight-fold increased risk of death from cocaine abuse due to interactions between specific gene variants and cocaine exposure. The variants affect dopamine modulation in the brain, which is also targeted by medications for psychiatric disorders.
A new stem cell-derived system can identify cardiotoxic effects in experimental drugs early, potentially saving time and lives. The assay uses fluorescent imaging to monitor calcium ion levels during contractions, revealing beat rate and pattern irregularities.
A new study found that individuals with high levels of negative emotionality may be more prone to problem drinking when sensitive to the stimulating effects of alcohol and other drugs. The research suggests that people who experience powerful negative moods may be motivated to drink excessively in search of immediate reward.
Researchers found that primary care physicians provide higher quality care to diabetes patients by altering medications and offering lifestyle counseling more frequently. This study highlights the importance of a consistent primary care physician in managing chronic conditions like diabetes.
A University of Rhode Island researcher has discovered that orlistat strongly alters the therapeutic potential of anti-cancer drugs and blood thinners like aspirin. The drug's inhibition of a key enzyme can lead to severe toxicity in internal organs such as the liver and kidney.
A team of researchers at UCSF has identified a compound that regulates whole-body metabolism, providing a potential solution to obesity and diabetes. The breakthrough was achieved by screening over 2,400 medications in zebrafish, revealing two compounds that activate genes involved in fat burning.
The number of prescription drugs that interact with grapefruit is significantly increasing, putting patients at risk of serious adverse effects. Older adults are especially vulnerable due to decreased tolerance and age-related changes in drug metabolism.
Researchers characterized a drug about to enter clinical development by using mouse models with humanized livers, accurately predicting significant aspects of its behavior in humans. The findings hold huge implications for drug development, hinting that the drug could be both safe and effective in treating hepatitis C
A comprehensive review of herbal and dietary supplement interactions reveals potentially harmful drug combinations, particularly among those with central nervous or cardiovascular systems. The study emphasizes the need for increased awareness and monitoring to mitigate risks.
Research at IDWeek 2012 reveals high rates of HIV medication errors in hospitalized patients, but studies suggest that combining electronic records with clinical education can significantly decrease errors. Hospitals are implementing quality improvement measures to address the issue.
The report provides 29 specific recommendations for effective communication with older adults, including tips for optimizing interactions between health care professionals and older patients. It aims to encourage behaviors that consider the unique abilities and challenges of older adult patients.
Researchers at Scripps Research Institute have developed a screening method to identify RNA targets and potential drug compounds. The new technology probes millions of RNA-ligand combinations, enabling the definition of RNA motifs and small molecules that bind to RNA.
Researchers at Kansas State University are working on developing a flexible but standardized and secure communication network for medical devices. The team aims to enable devices to monitor and reason about patient health, reducing security problems as devices become more complex.
A new silicone model makes it possible for researchers to intuitively understand protein structures, positions, and interactions. The model allows users to test ideas about molecular interactions and simulate docking maneuvers, which can lead to innovation in drug design.