*Drug problem, 10 letters
Dizziness or drowsiness, e.g., 10 letters
Drug label warning subject, 10 letters
Medicine reaction, 10 letters
Prescription drug concern, 10 letters
Undesired consequence, 10 letters
Unintended consequence, 10 letters
Unpleasant result, 10 letters
Unintended consequences, 11 letters