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Herbal supplements and the geriatric population
Herbal supplements and the geriatric population

... Theophylline  decreased plasma levels Digoxin  decreased bioavailability Indinavir*  decreased therapeutic effect Warfarin*  decreased therapeutic effect ...
FORMULATION AND EVALUATION OF FLOATING MATRIX TABLET OF ATENOLOL FOR
FORMULATION AND EVALUATION OF FLOATING MATRIX TABLET OF ATENOLOL FOR

... asymptomatic condition such as hypertension. It is poorly absorbed from the lower gastrointestinal tract. The oral bioavailability of atenolol was reported to be 50%1. The human jejunal permeability and extent of absorption is low2. Thus, it seems that an in gastric residence time may increase the e ...
Non-opioid Analgesics and Adjuvants
Non-opioid Analgesics and Adjuvants

... • Acetaminophen (paracetamol) – Minimal anti-inflammatory effects – Fewer adverse effects than other nonopioid analgesics – Adverse effects • Renal toxicity • Risk for hepatotoxicity at high doses – Increased risk with liver disease or chronic alcoholism ...
Recent Advances in Cancer Chemotherapy
Recent Advances in Cancer Chemotherapy

... DNA. It appears to be cycle non-specific. Cis-platinum is administered in an intravenous solution usually in an infusion from 1 5 minutes to eight hours. Following administration, plasma levels of the drug show a biphasic pattern of decay with an initial half life of 2 5 to 50 minutes and a terminal ...
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NuLev Tablet Prescribing Information

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$doc.title

... These  novel  small  (<400daltons)  polypep6de  inhibitors  of  proteases  have  a   therapeu6c  poten6al  for  inflammatory  condi6ons  where  excessive  or   deregulated  IL-­‐36  signalling  may  have  a  func6on  in  disease  pathology,  suc ...
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this PDF file - International Journal of Ayurvedic Medicine

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Brother Can You Spare a Drug - Scholarly Commons at Hofstra Law
Brother Can You Spare a Drug - Scholarly Commons at Hofstra Law

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IN­VITRO TARTRATE  Research Article   
IN­VITRO TARTRATE  Research Article   

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Antiemetic drugs
Antiemetic drugs

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Nonbeta-lactams_E

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To Study the Utilization Pattern of Nasal Decongestants and their
To Study the Utilization Pattern of Nasal Decongestants and their

... safety of oral phenylepherine: Systematic review and metaanalysis. Ann Phamacother 2007;41(3):381-90. 15. Empey DW, Young GA, Letley E, John GC, Smith P, McDonnell KA, et al. Dose response study of nasal decongestant and cardiovascular effects of pseudoephedrine. Br J Clin ...
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... to isotretinoin, history of pregnancy, heart problem, bone disorder, hepatic disorder, and intestinal disease. If administered during pregnancy fatal defects can occur. Drug is contraindicated in pregnancy. Pregnancy test is the first requirement of iPLEDGE Programme [42]. Tragedy of Pergolide Pergo ...
Ranexa - Gilead
Ranexa - Gilead

... plasma concentrations of these drugs [see Clinical Pharmacology (12.3)]. Drugs Transported by P-gp Concomitant use of ranolazine and digoxin results in increased exposure to digoxin. The dose of digoxin may have to be adjusted [see Clinical Pharmacology (12.3)]. Drugs Metabolized by CYP2D6 The expos ...
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... distributed in the body. Significant levels are achieved in the CNS within 30 minutes to 1 hour. – Scopolamine is rapidly and fully distributed into the CNS where it has greater effects than most other antimuscarinic drugs. – In contrast, the quaternary derivatives are poorly taken up by the brain. ...
Up in Smoke - Marijuana Today - Burns M. Brady
Up in Smoke - Marijuana Today - Burns M. Brady

Systemic enzymes - World Nutrition, Inc.
Systemic enzymes - World Nutrition, Inc.

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... gradually increasing restriction of daily activities. It is a clinical syndrome characterized by a cluster of symptoms and signs manifested by difficulties in memory, disturbance in language, psychological and psychiatric changes and impairments in routine activities [1]. Several pharmacological str ...
Intro to systemic enzyme therapy
Intro to systemic enzyme therapy

... Bromelain Found in pineapples and breaks down other proteins, such as collagen.* Papain A proteolytic enzyme obtained from un-ripe papaya.* Amylase Digests carbohydrates and helps convert starch to sugar. * Lipase Digests fat. It is secreted in the digestive tract that catalyzes the breakdown of fat ...
Anti-psychotics
Anti-psychotics

... first); mixed results depending on the drug combination used Agitation in Alzheimer’s Disease and Dementias: o Rationale: calming, sedative, antipsychotic effects o Black Box Warning: both typical and atypical APDs increase death due to CV accidents and infections in patients with AD/dementia (there ...
Recent trends in the prescribing hypertensive drugs in a suburba t
Recent trends in the prescribing hypertensive drugs in a suburba t

... β blockers (BBS) 30% (n=36), Angiotensin receptor blockers 25% (n=30), Angiotensin converting enzyme inhibitors 15 % (n=18) and Diuretics 15 % (n=18 ). Among those, most commonly prescribed drug for monotherapy was calcium channel blockers (55%). The usage of AR blockers has been increasing and it i ...
New Tuberculosis Therapeutics: A Growing
New Tuberculosis Therapeutics: A Growing

... part because of this lengthy and complex treatment regimen, the World Health Organization (WHO), in 1993, introduced a global strategy for TB control known as “directly observed therapy, short-course” (DOTS) [3]. One of the crucial components of this strategy is the direct observation by trained per ...
Which medications may lead to addiction?
Which medications may lead to addiction?

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Drug interaction



A drug interaction is a situation in which a substance (usually another drug) affects the activity of a drug when both are administered together. This action can be synergistic (when the drug's effect is increased) or antagonistic (when the drug's effect is decreased) or a new effect can be produced that neither produces on its own. Typically, interactions between drugs come to mind (drug-drug interaction). However, interactions may also exist between drugs and foods (drug-food interactions), as well as drugs and medicinal plants or herbs (drug-plant interactions). People taking antidepressant drugs such as monoamine oxidase inhibitors should not take food containing tyramine as hypertensive crisis may occur (an example of a drug-food interaction). These interactions may occur out of accidental misuse or due to lack of knowledge about the active ingredients involved in the relevant substances.It is therefore easy to see the importance of these pharmacological interactions in the practice of medicine. If a patient is taking two drugs and one of them increases the effect of the other it is possible that an overdose may occur. The interaction of the two drugs may also increase the risk that side effects will occur. On the other hand, if the action of a drug is reduced it may cease to have any therapeutic use because of under dosage. Notwithstanding the above, on occasion these interactions may be sought in order to obtain an improved therapeutic effect. Examples of this include the use of codeine with paracetamol to increase its analgesic effect. Or the combination of clavulanic acid with amoxicillin in order to overcome bacterial resistance to the antibiotic. It should also be remembered that there are interactions that, from a theoretical standpoint, may occur but in clinical practice have no important repercussions.The pharmaceutical interactions that are of special interest to the practice of medicine are primarily those that have negative effects for an organism. The risk that a pharmacological interaction will appear increases as a function of the number of drugs administered to a patient at the same time.It is possible that an interaction will occur between a drug and another substance present in the organism (i.e. foods or alcohol). Or in certain specific situations a drug may even react with itself, such as occurs with dehydration. In other situations, the interaction does not involve any effect on the drug. In certain cases, the presence of a drug in an individual's blood may affect certain types of laboratory analysis (analytical interference).It is also possible for interactions to occur outside an organism before administration of the drugs has taken place. This can occur when two drugs are mixed, for example, in a saline solution prior to intravenous injection. Some classic examples of this type of interaction include that Thiopentone and Suxamethonium should not be placed in the same syringe and same is true for Benzylpenicillin and Heparin. These situations will all be discussed under the same heading due to their conceptual similarity.Drug interactions may be the result of various processes. These processes may include alterations in the pharmacokinetics of the drug, such as alterations in the absorption, distribution, metabolism, and excretion (ADME) of a drug. Alternatively, drug interactions may be the result of the pharmacodynamic properties of the drug, e.g. the co-administration of a receptor antagonist and an agonist for the same receptor.
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