neurosyphilis Pinicillin 12~14 million U daily by intravenous for 10~14 days 。Followed by benzathine penicillin 2.4 million U per week for 3 weeksneurosyphilis • Pinicillin 12~14 million U daily by intravenous for 10~14 days • Followed by benzathine penicillin 2.4 million U per week for 3 weeks