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A nursing student is reviewing information about the Controlled Substances Act of 1970. The student would expect to find which of the following as being regulated for drugs classified as controlled substances? Select one that does not apply
- A. Manufacturing
- B. Elimination
- C. Distribution
- D. Dispensing the drug
Correct Answer: B
Rationale: The Controlled Substances Act of 1970 regulates the manufacture, distribution, and dispensing of drugs classified as controlled substances. Elimination refers to the excretion of drugs from the body, a pharmacokinetic activity. The act does not address formulation of the drug.
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A nurse is preparing to perform a follow-up assessment on a client who takes Chlorpromazine for the treatment of Schizophrenia. The nurse should expect to find the greatest improvement in which of the following manifestations?(Select one that does not apply.)
- A. Disorganized speech
- B. Bizarre behavior
- C. Impaired social interactions
- D. Hallucinations
Correct Answer: C
Rationale: Chlorpromazine improves positive symptoms like speech , behavior , and hallucinations , less so negative symptoms.
Amphetamine should not be taken with.....
- A. Paracetamol
- B. Aspirin
- C. MAO inhibitors
- D. Benzimidazole
Correct Answer: C
Rationale: Amphetamines combined with MAO inhibitors can cause a hypertensive crisis due to excessive catecholamine accumulation, a well-known dangerous interaction.
Cholinergic blockers are used to:
- A. Counteract the extrapyramidal symptoms (EPS) effects of phenothiazines
- B. Control tremors and relax smooth muscle in Parkinson's disease
- C. Inhibit the muscarinic action of ACh on bladder muscle
- D. All of the above
Correct Answer: D
Rationale: Cholinergic blockers address EPS, Parkinson's symptoms, and bladder overactivity.
While collecting a medication history, the patient admits to doubling the recommended dosage of an over-the-counter (OTC) medication, saying It's harmless or they would require a prescription. What is the nurse's best response?
- A. OTC drugs are serious medications and carry serious risks if not taken as directed.
- B. Taking medications like that is careless and you could kill yourself doing it.
- C. Sometimes you need to take more than the package directs to treat the symptoms.
- D. Did you notify your doctor of the increased dosage you were taking?
Correct Answer: A
Rationale: OTC drugs are no less a medication than prescription drugs and carry the same types of risks for overdosage and toxicity if directions are not followed. Although increasing the dosage is careless and dangerous, it is important to use the information as a teaching opportunity rather than scolding the patient. Agreeing with the patient or asking her if she talked to the doctor misses the teaching opportunity, which could be harmful for the patient.
The following drug causes a decrease in aqueous humour secretions from the ciliary body:
- A. Propranolol
- B. Nadolol
- C. Carvedilol
- D. Timolol
Correct Answer: D
Rationale: Timolol, a beta-blocker, reduces aqueous humor production in glaucoma.