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Cliff

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Files posted by Cliff

  1. Adequate and Appropriate Donor Screening Tests for Hepatitis B; Hepatitis B Surface Antigen (HBsAg) Assays Used to Test Donors of Whole Blood and Blood Components, Including Source Plasma and Source Leukocytes

    Docket Number: 2002D-0081 Issued by: Center for Biologics Evaluation and Research Blood establishments are required under 21 CFR 610.40(a)(3) and (b) to test donations of human blood and blood components for hepatitis B virus using approved screening tests that are adequate and appropriate for this purpose. One test used to detect the presence of hepatitis B infection is the hepatitis B surface antigen (HBsAg) test.

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  2. Additional Recommendations for Donor Screening With a Licensed Test for HIV-1 Antigen

    Docket Number: FDA-2022-D-0499 Issued by: Center for Biologics Evaluation and Research On August 8, 1995, FDA issued a memorandum to all registered blood and plasma establishments entitled, "Recommendations for Donor Screening with a Licensed Test for HIV-1 Antigen". This memorandum supplements that memorandum and provides additional recommendations regarding storage of samples for HIV-1 antigen testing as well as clarifications of the previous recommendations regarding specific implementation issues. 

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  3. Additional Recommendations for Testing Whole Blood, Blood Components, Source Plasma and Source Leukocytes for Antibody to Hepatitis C Virus Encoded Antigen (Anti-HCV)

    Docket Number: FDA-2022-D-0498 Issued by: Center for Biologics Evaluation and Research On April 23, 1992, August 5, 1993, and August 19, 1993, FDA issued memoranda to all registered blood and plasma establishments, which provided recommendations for testing for antibody to Hepatitis C Virus Encoded Antigen (anti-HCV). This memorandum supplements those previous memoranda by transmitting additional recommendations for testing for antibody to anti-HCV in blood establishments. (See attached recommendations.)
    In a public meeting of the Blood Products Advisory Committee (BPAC) on March 21, 1996, after review and discussion of the relevant information available, concern was expressed that the use of a supplemental test for anti-HCV that uses fewer antigens than the screening test for anti-HCV may cause uncertainties. In particular, the Committee discussed its concern that the use of the Chiron RIBA HCV 2.0 Immunoblot Assay (SIA) as a supplemental test for anti-HCV should not be used for donor re-entry if the Ortho™ HCV Version 3.0 ELISA Test System was used as a screening test. FDA has considered the BPAC concerns and sets forth in the attached recommendations donor re-entry and counseling procedures that should be used in this situation.

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  4. Use of Sterile Connecting Devices in Blood Bank Practices

    Docket Number: FDA-2022-D-0486 Issued by: Center for Biologics Evaluation and Research Sterile connecting devices produce sterile welds between two pieces of compatible tubing. This procedure permits sterile connection of a variety of containers and tube diameters. This guidance describes recommended practices and procedures for use of these devices. This guidance does not address the data or information that a manufacturer of a sterile connecting device must submit to FDA in order to obtain approval or clearance for marketing. It is also important to note that the use of an approved or cleared sterile connecting device for purposes not authorized in the labeling may cause the device to be considered adulterated and misbranded under the Federal Food, Drug and Cosmetic Act.

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  5. Volume Limits for Automated Collection of Source Plasma

    Docket Number: FDA-2013-S-0613 Issued by: Center for Biologics Evaluation and Research The increased number of automated plasma collection devices with  varying capacities for tailoring each collection to the specific  donor has resulted in the existence of multiple Food and Drug  Administration (FDA) approved nomograms which specify, for each  piece of equipment, the maximum volume of plasma to be harvested  from each donor category. Current considerations in determining  the volume of plasma to be collected include gender, height,  weight, hematocrit, and in some centers, the length of time in  process or the number of cycles. Because multiple equipment  types commonly coexist in a location, the potential for error  due to application of an inappropriate nomogram is significantly  increased. The use of various anticoagulant solutions, differing concentrations of the anticoagulant, and a range of anticoagulant to plasma ratios, additionally complicates some schema and  creates additional opportunity for error.

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  6. Use of Nucleic Acid Tests to Reduce the Risk of Transmission of West Nile Virus from Donors of Whole Blood and Blood Components Intended for Transfusion

    Docket Number: FDA-2008-D-0263 Issued by: Center for Biologics Evaluation and Research We, FDA, are issuing this guidance to provide you1  with recommendations for testing donations of Whole Blood and blood components for West Nile Virus (WNV) using an FDA-licensed donor screening assay2 .  We believe that the use of a licensed nucleic acid test (NAT) will reduce the risk of transmission of WNV, and therefore recommend that you use a licensed to screen donors of Whole Blood and blood components intended for transfusion for infection with WNV.

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  7. Use of Serological Tests to Reduce the Risk of Transfusion-Transmitted Human T-Lymphotropic Virus Types I and II (HTLV-I/II)

    Docket Number: FDA-2018-D-3324 Issued by: Center for Biologics Evaluation and Research We, FDA, are providing you, blood collection establishments, with recommendations regarding the use of serological tests to reduce the risk of transmission of human T-lymphotropic virus type I (HTLV-I) and type II (HTLV-II), collectively referred to as HTLV-I/II, by blood and blood components.  These recommendations apply to the collection of Whole blood and blood components, except Source Plasma.

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  8. Use of Serological Tests to Reduce the Risk of Transmission of Trypanosoma cruzi Infection in Blood and Blood Components

    Docket Number: FDA-2009-D-0137 Issued by: Center for Biologics Evaluation and Research We, FDA, are providing you, blood collection establishments, with recommendations regarding the use of serological tests to reduce the risk of transmission of Trypanosoma cruzi (T. cruzi) infection in blood and blood components. These recommendations apply to the collection of blood and blood components, except Source Plasma, for transfusion or for use in manufacturing a product, including donations intended as a component of, or used to manufacture, a medical device.

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  9. “Computer Crossmatch” (Computerized Analysis of the Compatibility between the Donor’s Cell Type and the Recipient’s Serum or Plasma Type)

    Docket Number: FDA-2007-D-0019 Issued by: Center for Biologics Evaluation and Research "Computer crossmatch" is a process used to ensure that blood released for transfusion is compatible with the intended recipient.1  We, FDA, are issuing this guidance to assist you, blood establishments that perform compatibility testing using a computer crossmatch system to perform computerized matching of blood, consistent with current good manufacturing practice (CGMP) requirements in 21 CFR Parts 210, 211 and 606. Blood establishments must have standard operating procedures (SOPs) "to demonstrate incompatibility between the donor’s cell type and the recipient’s serum or plasma type" under the compatibility testing requirements in 21 CFR 606.151(c). This guidance describes practices that we believe satisfy the requirements in 21 CFR 606.151(c) to help ensure detection of an incompatible crossmatch when using a computerized system for matching a donor’s cell type with a recipient’s serum or plasma type.

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  10. Testing for Biotin Interference in In Vitro Diagnostic Devices

    Docket Number: FDA-2019-D-1876 Issued by: Center for Biologics Evaluation and Research         Center for Devices and Radiological Health The Food the Drug Administration (FDA or we) is providing recommendations on the testing for interference by biotin on the performance of in vitro diagnostic devices (IVDs).  This guidance is intended to help device developers and clinicians understand how FDA recommends biotin interference testing be performed, and how the results of the testing should be communicated to end-users, including clinical laboratories and clinicians.  The recommendations apply to IVDs, including devices that are licensed under section 351 of the Public Health Service Act (42 U.S.C. 262) and used in donor screening, that use biotin technology.  This guidance finalizes the draft guidance of the same title dated June 2019.

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  11. Streamlining the Donor Interview Process: Recommendations for Self-Administered Questionnaires

    Docket Number: 2002D-0080 Issued by: Center for Biologics Evaluation and Research Blood and plasma establishments (hereafter referred to as “blood establishments”) that collect blood and blood components intended for transfusion or for further manufacture may present donor screening questions to the donor by several methods. The blood establishment should choose the method that works best within its donor screening procedures. This guidance is intended for those blood establishments that wish to implement self-administered donor questionnaires, which allow donors to answer the pre-donation questions on their own; however, you (the blood establishment) may elect to continue to administer the donor questions by direct oral questioning. The guidance provides the recommendations of the Food and Drug Administration (FDA) for implementing self-administered donor questionnaires. In addition, the guidance describes the information the licensed blood establishments should include in a biologics license application supplement or annual report when they intend to implement self-administered questionnaires. This guidance finalizes the draft guidance of the same title dated April 2002. It also supersedes Section I.A of FDA’s memorandum dated April 23, 1992, entitled “Revised Recommendations for the Prevention of Human Immunodeficiency Virus (HIV) Transmission by Blood and Blood Products.”

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  12. United States Industry Consensus Standard for the Uniform Labeling of Blood and Blood Components Using ISBT 128

    Docket Number: 98D-0965 Issued by: Center for Biologics Evaluation and Research The purpose of this document is to provide guidance on labeling requirements in the US for blood and blood components.

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  13. Use of Nucleic Acid Tests on Pooled and Individual Samples From Donors of Whole Blood and Blood Components, Including Source Plasma, to Reduce the Risk of Transmission of Hepatitis B Virus

    Docket Number: FDA-2011-D-0799 Issued by: Center for Biologics Evaluation and Research We, FDA, are providing you, blood establishments that collect Whole Blood and blood components for transfusion or for further manufacture, including recovered plasma, Source Plasma and Source Leukocytes, with recommendations concerning the use of FDA-licensed nucleic acid tests (NAT) to screen blood donors for hepatitis B virus (HBV) deoxyribonucleic acid (DNA). We are also providing you with recommendations for product testing and disposition, donor management, methods for donor requalification, and product labeling.

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  14. Revised Recommendations for Testing Whole Blood, Blood Components, Source Plasma and Source Leukocytes for Antibody to Hepatitis C Virus Encoded Antigen (Anti-HCV)

    Docket Number: FDA-2013-S-0612 Issued by: Center for Biologics Evaluation and Research This memorandum transmits Revised Recommendations for Testing for Antibody to Hepatitis C Virus Encoded Antigen (Anti-HCV) in Blood Establishments, August, 1993. These revised recommendations modify those issued on April 23, 1992, in regard to testing for anti-HCV. A donor who currently tests, or who in the past had tested, repeatedly reactive for anti-HCV with a solid phase enzyme linked immunoassay (ELISA), licensed by the Food and Drug Administration (FDA), may now be considered for re-entry provided that certain criteria, described in this document, are fulfilled.

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  15. Revised Recommendations Regarding Invalidation of Test Results of Licensed and 510(k) Cleared Bloodborne Pathogen Assays Used to Test Donors

    Docket Number: 99D-2213 Issued by: Center for Biologics Evaluation and Research To reduce infectious disease transmission by blood and blood products, donor samples from blood donations are tested for markers of pathogenic bloodborne infections, including antibodies, antigens, and nucleic acids that may indicate the presence of etiologic agents such as human immunodeficiency virus (HIV), hepatitis B virus (HBV), hepatitis C virus (HCV), human T-cell lymphotropic virus (HTLV), cytomegalovirus (CMV), syphilis, and others. The validity of screening and supplemental (confirmatory) test assay results is determined by the performance of test kit manufacturer supplied reagents labeled as Acontrols@, used in accordance with the test kit instructions.

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  16. Safety, Efficacy, and Pharmacokinetic Studies to Support Marketing of Immune Globulin Intravenous (Human) as Replacement Therapy for Primary Humoral Immunodeficiency

    Docket Number: 2005D-0438 Issued by: Center for Biologics Evaluation and Research We, FDA, are providing you, Investigational New Drug Application (IND) sponsors and Biologics License Application (BLA) applicants, recommendations for testing the safety and efficacy of Immune Globulin Intravenous (Human) (IGIV) products as replacement therapy in primary humoral immunodeficiency. The document provides guidance on general principles concerning clinical trial design to evaluate safety, efficacy, and pharmacokinetics of investigational IGIV products and is intended to assist you in the preparation of the clinical/biostatistical and human pharmacokinetic sections of a BLA. This guidance does not address evidence of clinical efficacy for other indications, or other sections of a BLA such as chemistry, manufacturing, and controls and preclinical toxicology.

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  17. Requalification of Donors Previously Deferred for a History of Viral Hepatitis after the 11th Birthday

    Docket Number: FDA-2017-D-5152 Issued by: Center for Biologics Evaluation and Research We, FDA, are issuing this guidance to provide you, establishments that collect Whole Blood or blood components intended for transfusion or for further manufacture, including Source Plasma and Source Leukocytes, with recommendations for a requalification method under Title 21 of the Code of Federal Regulations (CFR) 630.35(b) (21 CFR 630.35(b)) for donors who had been indefinitely deferred for a history of viral hepatitis after the 11th birthday, prior to the elimination of the donor suitability requirement under 21 CFR 640.3(c)(1) and 21 CFR 640.63(c)(11).

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  18. Revised Recommendations for Red Blood Cell Immunization Programs for Source Plasma Donors

    Docket Number: FDA-2013-S-0611 Issued by: Center for Biologics Evaluation and Research On August 14, 1974, the Food and Drug Administration (FDA) issued a guideline recommending immunization schedules for Source Plasma donors participating in red blood cell immunization programs. FDA revised the guideline in June, 1980, with additional recommendations concerning red blood cell donor criteria, volume and frequency of collections, laboratory tests, preparation of antigen, and record keeping.
    Subsequently, the Center for ·Biologics Evaluation and Research (CBER) , FDA, issued a memorandum on October 7, 1988, entitled "Recommendations for Changeover from Use of Fresh Immunizing Red Blood Cells to Use of Frozen Immunizing Cells Stored a Minimum of Six Months Prior to Use" . This memorandum recommended the use of immunizing red blood cells stored for a minimum of six months prior to use to permit re-testing of red blood cell donors for infectious diseases, including anti-HIV, HBsAg, anti-HBc, and alanine aminotransferase (ALT) testing.

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  19. Revised Recommendations for Testing Whole Blood, Blood Components, Source Plasma and Source Leukocytes for Antibody to Hepatitis C Virus Encoded Antigen (Anti-HCV)

    Docket Number: FDA-2013-S-0613 Issued by: Center for Biologics Evaluation and Research This memorandum transmits Recommendations for Testing for Antibody to Hepatitis C Virus Encoded Antigen (Anti-HCV) in Blood Establishments, April 1992. These recommendations supersede those issued on 29 November 1990 which should be archived.
     

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  20. Recommendations Regarding License Amendments and Procedures for Gamma Irradiation of Blood Products

    Docket Number: FDA-2013-S-0613 Issued by: Center for Biologics Evaluation and Research This memorandum transmits recommendations regarding license amendments and procedures pertinent to irradiated blood and blood products. Irradiation of these products is a practice which has developed over many years to reduce the risk of transfusion-­associated graft-versus-host disease in recipients at this complication.
    Since labeling of blood and blood products as irradiated pertains to safety and intended use, irradiated and non-irradiated products are considered different products by the Center for Biologics Evaluation and Research. Recommendations are provided here regarding manufacturing and quality control procedures, labeling and other aspects of production and use of irradiated blood and blood products.

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  21. Recommendations to Reduce the Possible Risk of Transmission of Creutzfeldt-Jakob Disease and Variant Creutzfeldt-Jakob Disease by Blood and Blood Components

    Docket Number: FDA-2012-D-0307 Issued by: Center for Biologics Evaluation and Research We, FDA, are issuing this guidance document to provide you, blood establishments that collect blood and blood components, with recommendations intended to reduce the possible risk of transmission of Creutzfeldt-Jakob disease (CJD) and variant Creutzfeldt-Jakob disease (vCJD) by blood and blood components.  The recommendations in this guidance apply to the collection of Whole Blood and blood components intended for transfusion or for use in further manufacturing, including Source Plasma.  
    This guidance supersedes the guidance of the same title dated April 2020 and updated August 2020 (2020 guidance).  We removed the recommendations to defer indefinitely blood donors for: 1) geographic risk of possible exposure to bovine spongiform encephalopathy for time spent in the United Kingdom (U.K.) from 1980-1996 and for time spent in France and Ireland from 1980-2001, and 2) receipt of a blood transfusion in the U.K., France, and Ireland from 1980-present.  We also provide recommendations for requalification of individuals previously deferred for these geographic risk factors, provided they meet all other eligibility requirements.

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  22. Recommendations to Reduce the Risk of Transfusion-Transmitted Malaria

    Docket Number: FDA-2000-D-0187 Issued by: Center for Biologics Evaluation and Research This guidance document provides you, blood establishments that collect blood and blood components, with FDA’s recommendations to reduce the risk of transfusion-transmitted malaria (TTM).  The recommendations contained in this guidance apply to the collection of Whole Blood and blood components, except Source Plasma.  Blood establishments are not required to assess Source Plasma donors for malaria risk (21 CFR 630.15(b)(8)).  This guidance supersedes the guidance titled “Revised Recommendations to Replace the Risk of Transfusion-Transmitted Malaria; Guidance for Industry” dated April 2020 (April 2020 guidance).  
    To address the urgent and immediate need for blood and blood components during the Coronavirus Disease 2019 (COVID-19) public health emergency, in April 2020 FDA (we) issued revised recommendations to reduce the risk of TTM during the public health emergency.  The recommendations in the April 2020 guidance were based on the Agency’s evaluation of the available scientific and epidemiological data on malaria risk, and data on FDA-approved pathogen reduction devices.  As stated in the April 2020 guidance, FDA expected implementation of the revised recommendations would not be associated with any adverse effect on the safety of the blood supply and that early implementation of the recommendations may help to address significant blood shortages that occurred as a result of the COVID-19 public health emergency.  Further, the guidance explained that we expected that the recommendations set forth in the revised guidance would continue to apply outside the context of the COVID-19 public health emergency, and that FDA would replace the April 2020 guidance with an updated guidance that incorporates any appropriate changes based on public comments and our experience with implementation.

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  23. Requalification Method for Reentry of Blood Donors Deferred Because of Reactive Test Results for Antibody to Hepatitis B Core Antigen (Anti-HBc)

    Docket Number: FDA-2008-D-0263 Issued by: Center for Biologics Evaluation and Research We, FDA, are issuing this guidance to provide you, establishments that collect Whole Blood or blood components intended for transfusion, with recommendations for a requalification method or process for the reentry of deferred donors into the donor pool based on a determination that previous tests that were repeatedly reactive for antibodies to hepatitis B core antigen (anti-HBc) were falsely positive and that there is no evidence of infection with hepatitis B virus (HBV). Currently, donors who are repeatedly reactive on more than one occasion for anti-HBc (samples from more than one collection from the same donor are repeatedly reactive for anti-HBc) must be indefinitely deferred in accordance with Title 21 Code of Federal Regulations, section 610.41(a) (21 CFR 610.41(a)).

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  24. Requalification Method for Reentry of Donors Who Test Hepatitis B Surface Antigen (HBsAg) Positive Following a Recent Vaccination against Hepatitis B Virus Infection

    Docket Number: FDA-2008-D-0263 Issued by: Center for Biologics Evaluation and Research This guidance document is intended for blood establishments that manufacture Whole Blood and blood components for transfusion or for further manufacture, including Source Plasma and Source Leucocytes. This guidance provides recommendations for a requalification method or process for the reentry of deferred donors who test repeatedly reactive for hepatitis B surface antigen (HBsAg), confirmed positive by neutralization, following a recent vaccination against hepatitis B virus (HBV) infection, and who are not infected by HBV.

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  25. Recommendations for Deferral of Donors and Quarantine and Retrieval of Blood and Blood Products in Recent Recipients of Smallpox Vaccine (Vaccinia Virus) and Certain Contacts of Smallpox Vaccine Recipients

    Docket Number: 02D-0362 Issued by: Center for Biologics Evaluation and Research This guidance document provides the current recommendations of the Food and Drug Administration (FDA) for assessment of donor suitability and quarantine and retrieval of blood and blood products in cases of donors exposed to vaccinia virus, which is the virus used in smallpox vaccines. The presence of vaccinia virus in transfused blood or plasma could be harmful to some recipients. Although the presence of vaccinia virus in blood (viremia) has rarely been documented, this possibility has not been assessed using modern laboratory techniques. Therefore, the risk of transmission of vaccinia virus by blood and blood products is uncertain.

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