The use of herbal products to treat a wide range of conditions is rapidly leading to increased intake of phytochemicals. This is one of the main reasons for reinforcing the surveillance of the safety, efficacy and quality control of traditional and complementary medicines. Herbal preparations can interact with a drug at pharmacokinetic, pharmacodynamic and pharmacogenetic levels. In this articl...

Background & Aim: Herbal medicine usage is prevalent among world people from a long time ago and, It has been five times from 90th to 97th in the USA. According to increasing usage of herbal drugs and investigating the knowledge, beliefs and function of patients to herbal drugs, this research was done. Experimental: It is a descriptive, cross se...

One of the most important health issues facing humanity, cancer is a scary disease that demands proactive approach to treatment. Plants, source novel chemical entities and promising topic for research. Despite its success, chemotherapy has so far had some unfavourable side effects. However, use plants products generated from them revolutionising field as simple, secure, cost-effective, time-sav...

In recent years, the combined use of Herbal medicines and Western drugs has been increasing. Though certain problems may occur when both types of medicines are taken together, they have not been adequately analyzed. It was reported that anticoagulation was enhanced in addition to bleeding when patients took long-term warfarin therapy in combination with Salvia miltiorrhiza (danshen), and laxati...

To date, a number of significant herbal drug interactions have their origins in the alteration of cytochrome P450 (CYP) activity by various phytochemicals. Among the most noteworthy are those involving St. John's wort and drugs metabolized by human CYP3A4 enzyme. This review article is the continued work from our previous article (Part 1) published in this journal (Wanwimolruk and Prachayasitti...

One of the horizons that always directs human to discover unknowns is nature and its valuable substances. Although it is a new branch in medicine but it has a valuable place from ancient times. During continuous years, natural drugs especially herbal drugs had became the base and even in some cases the only way for treatment and their primary substances are still being used in pharmacological i...

All over the world, especially in developing countries herbal drugs are playing an important role in health care programmes.This is because they are being cheap and locally available. There is a general belief amongst the consumers globally that herbal drugs are always safe because they are “natural". However evidences suggests otherwise. The mere fact that a product is "natural" may not signif...