Welcome Help Please log in to determine if you are eligible to purchase PT Programs. T VAGINALIS, MOLECULAR - TVAG Analytes/procedures in bold type are regulated for proficiency testing by the Centers for Medicare & Medicaid Services (CMS). Analyte Challenges per Shipment Number of Shipments Trichomonas vaginalis 3 Two shipments per year Program Information Three 1.5-mL liquid specimens Designed for molecular techniques Shipping Schedule Shipment A: May 13 Shipment B: November 11 Guest Log in/Register