49. What should one do if the medication does not help within three days?
(A) Stop driving or operating machinery.
(B)Stop taking it and see a doctor.
(C) Take half of the dosage.
(D)Take fifteen teaspoonfuls on the fourth day.
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統計: A(17), B(196), C(16), D(6), E(0) #1571287
統計: A(17), B(196), C(16), D(6), E(0) #1571287