Trial Outcomes & Findings for Syphilis Response to Higher Penicillin Dosage: The 2.4 Versus 7.2 Study (NCT NCT02611765)

NCT ID: NCT02611765

Last Updated: 2016-05-17

Results Overview

Number of participants who achieve treatment success. Loss to follow-up was assumed to be a failure.

Recruitment status

COMPLETED

Study phase

PHASE4

Target enrollment

64 participants

Primary outcome timeframe

12 months

Results posted on

2016-05-17

Participant Flow

Participant milestones

Participant milestones
Measure
Enhanced Therapy
Three doses of 2.4 million units of intramuscular benzathine penicillin G administered weekly (a total of 7.2 million units) Enhanced therapy: Three doses of intramuscular 2.4 million units of benzathine penicillin G administered weekly (a total of 7.2 million units).
Standard Therapy
A single intramuscular injection of 2.4 million units of benzathine penicillin G Standard therapy: A single dose of intramuscular 2.4 million units of benzathine penicillin G
Overall Study
STARTED
29
35
Overall Study
COMPLETED
27
29
Overall Study
NOT COMPLETED
2
6

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Syphilis Response to Higher Penicillin Dosage: The 2.4 Versus 7.2 Study

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Enhanced Therapy
n=29 Participants
Three doses of 2.4 million units of intramuscular benzathine penicillin G administered weekly (a total of 7.2 million units) Enhanced therapy: Three doses of intramuscular 2.4 million units of benzathine penicillin G administered weekly (a total of 7.2 million units).
Standard Therapy
n=35 Participants
A single intramuscular injection of 2.4 million units of benzathine penicillin G Standard therapy: A single dose of intramuscular 2.4 million units of benzathine penicillin G
Total
n=64 Participants
Total of all reporting groups
Age, Continuous
35 years
STANDARD_DEVIATION 11 • n=5 Participants
35 years
STANDARD_DEVIATION 10 • n=7 Participants
35 years
STANDARD_DEVIATION 10 • n=5 Participants
Sex: Female, Male
Female
2 Participants
n=5 Participants
1 Participants
n=7 Participants
3 Participants
n=5 Participants
Sex: Female, Male
Male
27 Participants
n=5 Participants
34 Participants
n=7 Participants
61 Participants
n=5 Participants
Race/Ethnicity, Customized
Whites
1 participants
n=5 Participants
6 participants
n=7 Participants
7 participants
n=5 Participants
Race/Ethnicity, Customized
African Americans
15 participants
n=5 Participants
22 participants
n=7 Participants
37 participants
n=5 Participants
Race/Ethnicity, Customized
Hispanics
13 participants
n=5 Participants
7 participants
n=7 Participants
20 participants
n=5 Participants

PRIMARY outcome

Timeframe: 12 months

Number of participants who achieve treatment success. Loss to follow-up was assumed to be a failure.

Outcome measures

Outcome measures
Measure
Enhanced Therapy
n=29 Participants
Three doses of 2.4 million units of intramuscular benzathine penicillin G administered weekly (a total of 7.2 million units) Enhanced therapy: Three doses of intramuscular 2.4 million units of benzathine penicillin G administered weekly (a total of 7.2 million units).
Standard Therapy
n=35 Participants
A single intramuscular injection of 2.4 million units of benzathine penicillin G Standard therapy: A single dose of intramuscular 2.4 million units of benzathine penicillin G
Treatment Success Defined as a Decrease in Rapid Plasma Reagin (RPR) Titer of >= 2 Dilutions (4-fold)
27 participants
28 participants

Adverse Events

Enhanced Therapy

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Standard Therapy

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Adverse event data not reported

Additional Information

Jose Serpa-Alvarez

Baylor College of Medicine

Phone: 713 798-7910

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place