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Questions and Answers
Which source describes drugs that are made from inorganic crystal substances found naturally on earth?
Which source describes drugs that are made from inorganic crystal substances found naturally on earth?
What is an example of a drug that comes from a plant and is used to treat congestive heart failure and cardiac arrhythmias?
What is an example of a drug that comes from a plant and is used to treat congestive heart failure and cardiac arrhythmias?
Which source provides drugs containing hormones reclaimed from mare urine?
Which source provides drugs containing hormones reclaimed from mare urine?
What type of drug is used to regulate blood sugar levels in patients with diabetes mellitus?
What type of drug is used to regulate blood sugar levels in patients with diabetes mellitus?
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Patients lacking an adequate level of what may take specific mineral-based drugs?
Patients lacking an adequate level of what may take specific mineral-based drugs?
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Which source describes drugs that are made from plants with medicinal qualities and have been used for centuries as natural remedies?
Which source describes drugs that are made from plants with medicinal qualities and have been used for centuries as natural remedies?
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What is the therapeutic effect of a drug?
What is the therapeutic effect of a drug?
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Which of the following best describes a side effect of a drug?
Which of the following best describes a side effect of a drug?
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Why should healthcare providers identify all known side effects of a drug before administering it?
Why should healthcare providers identify all known side effects of a drug before administering it?
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What should female patients do when taking a broad-spectrum antibiotic to counter a possible vaginal yeast infection?
What should female patients do when taking a broad-spectrum antibiotic to counter a possible vaginal yeast infection?
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Why should female patients use additional forms of birth control when taking certain medications?
Why should female patients use additional forms of birth control when taking certain medications?
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What is a common reason why patients may discontinue the use of a medication?
What is a common reason why patients may discontinue the use of a medication?
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What did the Durham-Humphrey amendment specify in relation to certain drugs?
What did the Durham-Humphrey amendment specify in relation to certain drugs?
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What was the main focus of the Kefauver-Harris Amendment in 1962?
What was the main focus of the Kefauver-Harris Amendment in 1962?
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How does the Comprehensive Drug Abuse Prevent and Control Act of 1970 categorize controlled substances?
How does the Comprehensive Drug Abuse Prevent and Control Act of 1970 categorize controlled substances?
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What category of drugs under the Comprehensive Drug Abuse Prevent and Control Act has the highest abuse potential but also accepted medicinal use?
What category of drugs under the Comprehensive Drug Abuse Prevent and Control Act has the highest abuse potential but also accepted medicinal use?
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What is unique about Schedule IV and V drugs according to the act?
What is unique about Schedule IV and V drugs according to the act?
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What misconception is highlighted in the text regarding the source of drugs?
What misconception is highlighted in the text regarding the source of drugs?
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What should healthcare providers ensure before administering a medication that is taken orally?
What should healthcare providers ensure before administering a medication that is taken orally?
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Why should caution be exercised when administering intravenous medications?
Why should caution be exercised when administering intravenous medications?
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Which route of drug administration involves placing medication under the tongue?
Which route of drug administration involves placing medication under the tongue?
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What should be avoided with enteric-coated or time-release medications?
What should be avoided with enteric-coated or time-release medications?
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Where should medication be inserted for rectal administration?
Where should medication be inserted for rectal administration?
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When is it important for the patient to take Digoxin in the morning?
When is it important for the patient to take Digoxin in the morning?
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What method of administering medication involves the nurse giving the patient a packet of medications with instructions?
What method of administering medication involves the nurse giving the patient a packet of medications with instructions?
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Which patient groups are mentioned to commonly use self-administration of medication?
Which patient groups are mentioned to commonly use self-administration of medication?
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What is the common method of administering intravenous pain medication mentioned in the text?
What is the common method of administering intravenous pain medication mentioned in the text?
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What right does a mentally competent patient have in regards to medication administration?
What right does a mentally competent patient have in regards to medication administration?
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What should be advised to patients who refuse to take medication?
What should be advised to patients who refuse to take medication?
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What right does the patient have in relation to being informed about medication?
What right does the patient have in relation to being informed about medication?
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Study Notes
Self-Administration of Medication (SAM)
- Normal practice for patients in the home and workplace
- Also used in some acute and long-term care institutional settings
- Patients take medication according to instructions and advise the nurse when done
Patient Controlled Analgesia (PCA)
- Common method of administering intravenous pain medication
- Will be discussed further in a subsequent chapter
Right to Refuse Medication
- Mentally competent patient has the right to refuse medication
- Refusal is documented on the patient record
- Patients should be advised of the consequences of refusal
Right to Education
- Patient has the right to be told about the medication being administered
- Patients should be informed about expected side effects and provided instructions on how to manage adverse side effects
Sources of Drugs
- Plants: medicinal qualities, used for centuries as natural remedies, e.g. digitalis from foxglove plant
- Animals: byproducts, e.g. Premarin from mare urine, insulin from humans using DNA technology
- Minerals: inorganic crystal substances, e.g. trace elements for homeostasis
Therapeutic Effect and Side Effects
- Therapeutic effect: intended physiological effect of a drug
- Side effects: physiologic effects that are not the intended action, e.g. nausea, vomiting, skin rash
- Healthcare providers must identify all known side effects and weigh adverse effects with therapeutic effect
History of Drug Regulation
- 1938: Food, Drug and Cosmetic Act
- 1962: Kefauver-Harris Amendment, tightened controls on drug safety, standard labeling of drug containers
- 1970: Comprehensive Drug Abuse Prevent and Control Act, categorized controlled substances according to schedule based on potential for abuse
Routes of Medication Administration
- Oral (by mouth): liquid, elixir, suspension, pill, tablet, and capsule
- Sublingual (under tongue): pill, tablet, and capsule
- Buccal (between gum and cheek): pill, tablet, and capsule
- Topical (applied to skin): cream, ointment, and patch
- Inhalation (aerosol sprays): liquid
- Instillation (nose, eye, ear): liquid, cream, and ointment
- Insertion (rectal, vaginal): suppository
- Intradermal (beneath skin): injection
- Subcutaneous (beneath skin): injection
- Intramuscular (in muscle): injection
- Intravenous (in vein): injection
- Nasogastric and gastronomy tubes: liquid
- Transdermal: patches
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Test your knowledge on pharmacology
