We previously reported that some patients used dietary supplements with their medication without consulting with physicians. Dietary supplements and medicines may interact with each other when used concomitantly, resulting in health problems. An Internet survey was conducted on 2109 people who concomitantly took dietary supplements and medicines in order to address dietary supplement usage in p...

BACKGROUND Dietary supplements are taken by about half of Americans. Knowledge of dietary supplement use is important because they may interact with prescription drugs or other supplements, cause adverse reactions including psychiatric symptoms, or contain inherently toxic ingredients or contaminants. This study explores the use of dietary supplements by patients with bipolar disorder in the US...

BACKGROUND Patients who undergo surgery appear to use dietary supplements significantly more frequently than the general population. Because they contain pharmacologically active compounds, dietary supplements may affect coagulation and platelet function during the perioperative period through direct effects, pharmacodynamic interactions, and pharmacokinetic interactions. However, in this regar...

BACKGROUND Numerous surveys show that dietary supplements are used by a large proportion of the general public, but there have been relatively few surveys on the prevalence of dietary supplement use among health professionals, including physicians and nurses. Even less information is available regarding the extent to which physicians and nurses recommend dietary supplements to their patients. ...

Address correspondence to: Cristina Palacios, PhD, Nutrition Graduate Program, School of Public Health, University of Puerto Rico, PO Box 365067 San Juan, PR 00936-5067. Email: [email protected] Objective: There has been a notable increase in the use of nutritional supplements in elders. Studies indicate that there may be a health risk in this population associated with the possible int...

BACKGROUND Many Americans are using alternative medical therapies as well as nutritional or dietary supplements that include vitamins, minerals, herbal products, tissue extracts, protein solutions, and other chemicals. Potential for both good and harm exists in taking many of these preparations. METHODS We surveyed 200 consecutive patients older than 18 years attending a family practice clini...

Herbal supplements are a significant source of drug-drug interactions (DDIs), herb-drug interactions, and hepatotoxicity. Cytochrome P450 (CYP450) enzymes metabolize a large number of FDA-approved pharmaceuticals and herbal supplements. This metabolism of pharmaceuticals and supplements can be augmented by concomitant use of either pharmaceuticals or supplements. The xenobiotic receptors consti...

background: premenstrual syndrome (pms) is one of the most common disorders in women in reproductive age. the study aimed to assess the effect of carbohydrate-rich supplements and diets on premenstrual syndrome. methods: the study was conducted within two stages. first stage was descriptive cross sectional investigation to find out frequency and subjects diagnosed as pms according to the apa cr...

background adulterated herbal weight loss products with containing undeclared synthetic drugs are common and responsible for many serious health damages. objectives the purpose of the study was to determine five synthetic adulterants in eight common herbal weight loss supplements, which are currently sold in iran markets, to verify their presence in supplements, without mentioning on the labels...