Phase 1 Study of the Pharmacokinetics of Amoxicillin in Pregnancy

Purpose

The study design is a prospective phase I pharmacokinetic study focused on dosing of 500 mg oral amoxicillin administration in pregnant women in the 2nd and 3rd trimester.

Condition

  • Pregnancy Related

Eligibility

Eligible Ages
Between 16 Years and 50 Years
Eligible Genders
Female
Accepts Healthy Volunteers
No

Inclusion Criteria

  1. Pregnant, engaged in prenatal care with a medical provider (at least one visit) 2. Estimated gestational age 24-34 weeks 3. Able to provide informed consent 4. English speaking

Exclusion Criteria

  1. Receipt of amoxicillin within the past 7 days. (Routine GBS prophylaxis with ampicillin or other antibiotic and routine surgical prophylaxis prior to cesarean with cephalexin and azithromycin 500 mg IV is allowed). 2. Known hypersensitivity or intolerance of amoxicillin, penicillin, other beta lactam or cephalosporin antibiotics. 3. Known renal impairment (serum creatinine ≥1.2 mg/dL). 4. Active concomitant medications known to interact with amoxicillin: allopurinol, methotrexate, mycophenolate, immune checkpoint inhibitors (ie. pembrolizumab), tetracyclines (ie. doxycycline), vitamin K antagonists (ie. warfarin), aminoglycosides (ie. gentamicin).

Study Design

Phase
Phase 1
Study Type
Interventional
Allocation
N/A
Intervention Model
Single Group Assignment
Intervention Model Description
The study design is a prospective phase I pharmacokinetic study focused on dosing of 500 mg oral amoxicillin administration in pregnant women in the 2nd and 3rd trimester.
Primary Purpose
Basic Science
Masking
None (Open Label)

Arm Groups

ArmDescriptionAssigned Intervention
Experimental
Amox 500 mg
Amoxicillin 500 mg PO
  • Drug: Amoxicillin
    medication administration
    Other names:
    • Probenecid

Recruiting Locations

UAB
Birmingham, Alabama 35294
Contact:
Jodie Dionne, MD
205-975-6530
jdionne@uabmc.edu

More Details

Status
Recruiting
Sponsor
University of Alabama at Birmingham

Study Contact

Jodie Dionne-Odom, MD MSPH
12059756530
jdionne@uabmc.edu

Detailed Description

Twenty adult pregnant women in good health who are admitted for preterm premature rupture of membranes (24-34 weeks gestational age) will be enrolled in this intensive pharmacokinetic study. Basic information will be collected from the medical record including age, weight, height, pregnancy dating, medications, and allergies.