Related Clues:

• Disagreeable sorts, in slang
• Units of medicine
• Challenges
• Exams
• Items often passed
• Captures, in a way
• Tries
• Rx items
• Trials and tribulations
• Quizzes
• Pains in the neck
• Examines closely
• See 45-Across
• Multivitamins, e.g.
• Feelers