Question: how much benadryl can you take in a 24-hour period?
Answer: Do not take more than 6 doses in 24 hours. Use only as directed. 2 to 4 chewable tablets (25 mg to 50 mg) every 4 to 6 hours or as directed by a doctor. 1 to 2 chewable tablets (12.5 mg to 25 mg) every 4 to 6 hours or as directed by a doctor.