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Drug Therapy in the 21st Century

Drug Therapy in the 21st Century

Drug Therapy in the 21st Century Changes in Health Care in the 21st Century Access to medical and pharmacologic information is available from many sources Consumers are taking steps to demand specific treatments and considerations Alternative therapies are being offered and advertised Financial pressures are leading to early discharge Patient teaching and home care provisions […]

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Dosage Calculation

Dosage Calculation

Dosage Calculations Dosing Considerations Sex Weight Age Physical condition Other drugs that the patient is taking Accurate Dosing Dependent on: The prescriber who orders the drug The pharmacist who dispenses the drug The nurse who administers the drug Measuring Systems Metric system Apothecary system Household system Avoirdupois system Metric System Solids: gram (g) 1 milligram […]

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Toxic Effects of Drugs

Toxic Effects of Drugs

Toxic Effects of Drugs Adverse Drug Reaction Definition Adverse effects are undesired effects that may be unpleasant or even dangerous Reasons adverse drug reactions occur: The drug may have other effects on the body besides the therapeutic effect The patient is sensitive to the drug given The drug’s action on the body causes other responses […]

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Drugs and The Body

Drugs and The Body

Drugs and the Body Pharmacodynamics Pharmacodynamics is the science of dealing with interactions between living organisms and foreign chemicals Chemical reactions occur continuously in the body of each living system When other chemicals (drugs) are added to the body, additional effects occur Drug Actions To replace or act as substitutes for missing chemicals To increase […]

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Introduction to Drugs

Introduction to Drugs

Nurses’ Responsibility Administering drug Assessing for adverse drug effects Intervening to make the drug regimen more tolerable Providing patient teaching about drugs and the drug regimen Monitoring and prevention of medication errors Pharmacology Pharmacology is the study of the biological effects of chemicals Health care providers focus on how chemicals act on living organisms Pharmacotherapeutics […]

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