Pharmacology (from Greek ????????, pharmakon, “poison” in classic Greek; “drug” in modern Greek; and -?????, -logia “study of”, “knowledge of”) is the branch of medicine and biology concerned with the study of drug action, where a drug can be broadly defined as any man-made, natural, or endogenous (within the cell) molecule which exerts a biochemical and/or physiological effect on the cell, tissue, organ, or organism. More specifically, it is the study of the interactions that occur between a living organism and chemicals that affect normal or abnormal biochemical function. If substances have medicinal properties, they are considered pharmaceuticals. The field encompasses drug composition and properties, interactions, toxicology, therapy, and medical applications and antipathogenic capabilities. The two main areas of pharmacology are pharmacodynamics and pharmacokinetics. The former studies the effects of the drugs on biological systems, and the latter the effects of biological…
Drug Abuse Hotline Number is designed for those individuals who are seeking help for their substance abuse problems, question about drugs, support for family members, who’s loved ones are affected by the diseases.
The person with drug or alcohol addiction problem may be in crisis, and has no one to call or speak to. Often times, the individual with addiction problems feel hopeless and ashamed of his or her situation. Drug Abuse Hotline counselor will be to explain the addiction, how it can be treated, identify certain behaviors for families to understand a learn about drug abuse, addictions, and much more. Read more →
Meth Addiction Methamphetamine is a highly addictive stimulant that affects the central nervous system. Although most of the methamphetamine used in this country comes from foreign or domestic superlabs, the drug is also easily made in small clandestine laboratories, with relatively inexpensive over-the-counter ingredients. These factors combine to make methamphetamine a drug with high potential for widespread abuse.(NIDA drug abuse info). Crystal meth Addiction had overtaken control in the US. Until a few years ago, methamphetamine was considered a regional problem.
Largely confined to the West Coast and Southwest, it was off the radar of federal drug offices in Washington, D.C. But as the drug swept into rural Midwestern communities in the mid-1990s, catching hospitals and treatment centers unprepared for its devastating effects, steps were taken to gain a better understanding of meth’s toll on the body.(NBCNEWS.com) Methamphetamine Affect the Brain Methamphetamine increases the release and blocks the reuptake of the brain chemical (or neurotransmitter) dopamine, leading to high levels of the chemical in the brain—a common mechanism of action for most drugs of abuse.
Cocaine, is a potent addictive stimulant drug. It comes in the form of powder , that can be ingested by snorting or injected as water dissolved substance. The street name for cocaine is “crack”, this form of cocaine comes in a rock crystal form, which is heated, and then smoked. The reason for this name is that, while cocaine rock is being heated it produces crackling sound. They ways cocaine is abused. There are several common ways of ingesting cocaine: via snorting, smoking, or by intravenously.
Heroin is a highly addictive drug that is processed from morphine, which comes from the seed of a poppy plant. It is a sedative that obstructs the central nervous system. Heroin can be ingested intravenously , smoked or snorted. Heroin is a highly addictive drug, and abusing this drug had become a critical problem in the United States. According to NIDA research and statistics, there is a high increase in the amount of people who are snorting and smoking heroin, in comparison with those who use it intravenously. The reason for this change is an erroneous conception that snorting and smoking heroin will not result in addiction. Furthermore these forms of ingesting a drug apparently augment the purity of heroin. Cognitive Functioning Chronic use or abuse of heroin can lead to a permanent and destructive impairments on mental capacity. The negative effects on brain malfunctioning may result in memory loss, segmented, and judgment abilities.