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2 votes
What side effect did the older antihistamines cause in many patients? A. Drowsiness

B. Difficulty in breathing
C. Runny nose
D. Increase in appetite

2 Answers

3 votes

Answer:A Drowsiness

Step-by-step explanation:

User Aviit
by
7.3k points
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I would say A hope this helped
User Eray Diler
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8.5k points
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