NATA-BOC NATA-BOC Pharmacology and Drug Management 2 — Questions and Answers
Question 1: Which supplement is classified as a performance-enhancing substance and is banned by the NCAA when found in high concentrations in urine?
- Vitamin D
- Creatine
- Caffeine (Correct answer)
- Iron
Correct answer: Caffeine
Caffeine is restricted by the NCAA; urinary concentrations exceeding 15 mcg/mL are considered a doping violation.
Question 2: What is the primary purpose of using a diuretic in athletics from a doping perspective?
- To increase endurance
- To mask other banned substances (Correct answer)
- To reduce muscle cramps
- To enhance hydration
Correct answer: To mask other banned substances
Diuretics are often used as masking agents to dilute urine or accelerate excretion of other banned substances, making them prohibited in sport.
Question 3: Which beta-2 agonist is commonly used as a rescue inhaler for exercise-induced bronchospasm and requires a therapeutic use exemption (TUE) in many sports?
- Salmeterol
- Albuterol (Correct answer)
- Formoterol
- Ipratropium
Correct answer: Albuterol
Albuterol (salbutamol) is the most common rescue inhaler for exercise-induced bronchospasm and may require a TUE depending on the sport's governing body.
Question 4: An athletic trainer notices an athlete taking herbal supplements. What is the greatest pharmacological concern with unregulated herbal products?
- They always contain banned substances
- They may contain undisclosed banned or harmful ingredients (Correct answer)
- They are never effective
- They always cause allergic reactions
Correct answer: They may contain undisclosed banned or harmful ingredients
Unregulated herbal supplements may contain undisclosed banned substances or contaminants due to lack of FDA pre-market approval for dietary supplements.
Question 5: What does the term 'therapeutic index' refer to in pharmacology?
- The speed of drug absorption
- The ratio between a drug's toxic dose and effective dose (Correct answer)
- The route of drug elimination
- The half-life of the drug
Correct answer: The ratio between a drug's toxic dose and effective dose
The therapeutic index is the ratio of the toxic dose (TD50) to the effective dose (ED50), indicating how safe a drug is at therapeutic levels.
Question 6: Which analgesic is classified as a Schedule II controlled substance and requires special prescribing protocols due to its high addiction potential?
- Acetaminophen
- Tramadol
- Oxycodone (Correct answer)
- Naproxen
Correct answer: Oxycodone
Oxycodone is a Schedule II opioid analgesic with high addiction potential, requiring DEA-regulated prescribing and strict documentation.
NATA-BOC NATA-BOC Pharmacology and Drug Management 2
Which supplement is classified as a performance-enhancing substance and is banned by the NCAA when found in high concentrations in urine?