| What is the Anti-HAV Seroprevalence of Travelers >60 Years or Having Lived in a Tropical Country for >5 Years (NCT04638335) | University of Lausanne Hospitals | 2019-10-06 |
| Increasing Healthcare Engagement Via Routine Vaccination Among Young Black Men Who Have Sex With Men (NCT03445416) | Ann & Robert H Lurie Children's Hospital of Chicago | 2018-09-01 |
| Immunogenicity and Persistence of GlaxoSmithKline (GSK) Biologicals' Havrix® in Healthy Adult Subjects Vaccinated at Infancy Under the Hepatitis A Universal Mass Vaccination (UMV) Program in Israel (NCT03183492) | GlaxoSmithKline | 2018-05-07 |
| Effects of Aging on Primary and Secondary Vaccine Responses (NCT03312699) | Stanford University | 2017-09-19 |
| Comparative Immunogenicity Study of Two Hepatitis A Vaccines (NCT03231605) | China National Biotec Group Company Limited | 2017-07-26 |
| Safety and Immunogenicity of Measles Vaccine, Varicella Vaccine and Hepatitis-A Vaccine (NCT03330171) | University of Witwatersrand, South Africa | 2017-04-10 |
| Hepatitis B in Cystic Fibrosis and Latent Tuberculosis Respectively (NCT02605538) | Karolinska University Hospital | 2015-09-01 |
| Evaluation of the Long-term Persistence of Hepatitis A Antibodies in Healthy Adults Who Were Vaccinated 21-25 Years Earlier With GlaxoSmithKline (GSK) Biologicals' Hepatitis A Vaccine, Havrix® (NCT02124785) | GlaxoSmithKline | 2015-05-01 |
| Evaluation of the Long-term Hepatitis A and B Antibody Persistence in Healthy Adult Subjects, Primed 16 to 20 Years Earlier With GSK Biologicals' Combined Hepatitis A and B Vaccine, Twinrix® (SB208127) in Study HAB-084 (208127/084) (NCT02135666) | GlaxoSmithKline | 2015-05-01 |
| Study to Assess Seroprevalence of Hepatitis A, Hepatitis B and Bordetella Pertussis in Mexico (NCT02112890) | GlaxoSmithKline | 2014-12-10 |
| Comparison of Immunization Schedules of Inactivated Hepatitis A Vaccine and Combined Hepatitis A and Hepatitis B Vaccine (NCT02445703) | Sinovac Biotech Co., Ltd | 2014-05-01 |
| Safety of Two Doses of Avaxim® 80U Pediatric (Inactivated Hepatitis A Vaccine) in Toddlers, Children and Adolescents (NCT02011763) | Sanofi Pasteur, a Sanofi Company | 2013-12-01 |
| The Effects of Honey, as a Dietary Supplement in Children With Hepatitis A (NCT02300792) | Ain Shams University | 2013-11-01 |
| The Immunogenicity and Safety of Inactivated and Live Attenuated Hepatitis A Vaccines (NCT01949857) | Institute of Medical Biology, Chinese Academy of Medical Sciences | 2013-09-01 |
| Regulatory Post-Marketing Surveillance Study for Hepatitis A Vaccine (AVAXIM 160U) (NCT01838070) | Sanofi Pasteur, a Sanofi Company | 2013-04-01 |
| Immunogenicity and Safety of Inactivated and Live Attenuated Hepatitis A Vaccines (NCT02601040) | Jiangsu Province Centers for Disease Control and Prevention | 2011-11-01 |
| Study to Evaluate the Safety and Immunogenicity of Combined Hepatitis A/B Vaccine With MenACWY-CRM Conjugate Vaccine (NCT01453348) | Novartis Vaccines | 2011-10-01 |
| Immunogenicity of Hepatitis A Vaccine in Inflammatory Bowel Disease (IBD) Patients (NCT01341808) | Asan Medical Center | 2011-04-01 |
| Hepatitis A Vaccination in the Elderly (NCT01353989) | Rijnstate Hospital | 2010-07-01 |
| Immunogenicity and Interchangeability of Two Inactivated Hepatitis A Vaccines (NCT01252680) | Sinovac Biotech Co., Ltd | 2010-04-01 |
| A Study to Evaluate the Safety and Immunogenicity of the Hepatitis A Virus Vaccine HAVpur in Healthy Young Children (NCT01349829) | Crucell Holland BV | 2010-03-01 |
| Seroprevalence Study of Hepatitis A, Varicella-Zoster, Cytomegalovirus, Herpes Simplex and Bordetella Pertussis (NCT01160081) | GlaxoSmithKline | 2010-03-01 |
| Long-term Persistence Study in Healthy Adults Previously Vaccinated With Twinrix Adult (NCT01037114) | GlaxoSmithKline | 2010-01-27 |
| Antibody Persistence & Immune Memory in Healthy Adults Previously Vaccinated With Twinrix Adult (NCT01000324) | GlaxoSmithKline | 2009-11-06 |
| Serological Evaluation of Varicella and Hepatitis A Vaccines Using Injector Delivery (NCT00926419) | University of Sao Paulo General Hospital | 2009-06-01 |
| Evaluation of Antibody Persistence & Immune Memory in Subjects Vaccinated During Adolescence With Twinrix™ (NCT00875485) | GlaxoSmithKline | 2009-05-01 |
| Comparison of Immunogenicity and Safety of Inactivated and Live Attenuated Hepatitis A Vaccines in Young Adults (NCT01865968) | Sinovac Biotech Co., Ltd | 2008-10-01 |
| The Fifth-year Follow-up Study for the Phase IV Clinical Trial of Hepatitis A Vaccine in Healthy Children (NCT02002065) | Sinovac Biotech Co., Ltd | 2008-10-01 |
| Study of ChimeriVax™-Japanese Encephalitis Vaccine in Toddlers in Thailand and the Philippines (NCT00735644) | Sanofi Pasteur, a Sanofi Company | 2008-08-01 |
| Immunogenicity and Safety of ChimeriVax™ Japanese Encephalitis Vaccine in Thai Toddlers and Children (NCT00621764) | Sanofi Pasteur, a Sanofi Company | 2008-03-01 |
| Immunogenicity and Safety of Sanofi Pasteur's AVAXIM 80U Pediatric Vaccine Followed by Booster Dose (NCT00483470) | Sanofi Pasteur, a Sanofi Company | 2007-06-01 |
| Hepatitis A Vaccine, Inactivated and Measles, Mumps, Rubella and Varicella Virus Vaccine Live Safety Study (V251-066)(COMPLETED) (NCT00326183) | Merck Sharp & Dohme LLC | 2007-03-26 |
| Long Term Follow-up of a Study to Assess the Safety and Immunogenicity of a Hepatitis A Vaccine Administered With and in the Absence of DTPaHibIPV, OPV and MMR Vaccines (NCT01307436) | Crucell Holland BV | 2007-03-14 |
| Hepatitis Vaccination in HIV Infection: Role of Adjuvant Interleukin-2 (NCT00451984) | Aalborg University Hospital | 2007-03-01 |
| Immunogenicity and Safety of Hepatitis A Vaccine Given at the Same Time of Measles, Mumps, Rubella Combined Vaccine (NCT00313950) | Sanofi Pasteur, a Sanofi Company | 2006-09-01 |
| Safety and Immunogenicity Study of GlaxoSmithKline (GSK) Biologicals' 10-valent Pneumococcal Conjugate Vaccine. (NCT00338351) | GlaxoSmithKline | 2006-04-01 |
| Safety, Immunogenicity, and Immune Persistence Study of an Inactivated Hepatitis A Vaccine (NCT00534885) | Sinovac Biotech Co., Ltd | 2006-03-01 |
| Safety of GlaxoSmithKline (GSK) Biologicals Hepatitis A Vaccine in Korean Population (NCT00237991) | GlaxoSmithKline | 2005-06-01 |
| Long-Term Immune Persistence of GSK Biologicals' Combined Hepatitis A & B Vaccine Injected According to a 0,1,6 Month Schedule (NCT00289718) | GlaxoSmithKline | 2004-11-01 |
| Long-term Immune Persistence of GSK Biologicals' Combined Hepatitis A & B Vaccine Injected According to a 0,1,6 Mth Schedule in Healthy Adults (NCT00289770) | GlaxoSmithKline | 2004-11-01 |
| A Randomized Trial of Vaccine Adherence in Young Injection Drug Users (NCT00244374) | University of California, San Francisco | 2004-08-01 |
| Safety and Immunogenicity of a Paediatric Dose of Virosomal Hepatitis A Vaccine (NCT01405677) | Crucell Holland BV | 2004-06-01 |
| Long-Term Follow-Up Studies at Year 6, 7, 8, 9, 10: 2 Formulations of Combined Hepatitis A/B Vaccine Compared in Subjects Aged 12-15 Years (NCT00197119) | GlaxoSmithKline | 2004-05-01 |
| Long-Term Immune Persistence of GSK Biologicals' Combined Hepatitis A & B Vaccine Injected According to a 0,6 Month Schedule (NCT00289744) | GlaxoSmithKline | 2004-02-16 |
| Long-Term Immune Persistence of GlaxoSmithKline Biologicals' Inactivated Hepatitis A Vaccine Injected According to a 0, 12-month Schedule (NCT00291876) | GlaxoSmithKline | 2004-01-01 |
| Long-Term Immune Persistence of GlaxoSmithKline Biologicals' Inactivated Hepatitis A Vaccine, Injected According to 0, 6-month Schedule (NCT00289757) | GlaxoSmithKline | 2004-01-01 |
| Effect of Risk Factors Likely to Influence Immuno of Combined Hepatitis A & B Vacc vs Monovalent Hepatitis A & B Vacc (NCT00289731) | GlaxoSmithKline | 2003-11-24 |
| Immunogenicity and Safety of Havrix™ Co-Administered With a Diphtheria, Tetanus and Pertussis and a Haemophilus b Vaccine in Children Aged 15 Months (NCT00197236) | GlaxoSmithKline | 2003-11-11 |
| Immunogenicity & Safety of Hepatitis A Vaccine Co-admin With a Measles/Mumps/Rubella & a Varicella Vaccine in Children (NCT00197015) | GlaxoSmithKline | 2003-10-06 |
| Immune Response & Safety of a Hepatitis A Vaccine Given Together With a Pneumococcal Vaccine in Healthy Children 15 m of Age (NCT00197002) | GlaxoSmithKline | 2003-09-11 |
| Long Term F/U Studies at Y5&6 to Demonstrate the Equivalence of 2 Vaccination Schedules of Combined Hepatitis A & B Vaccine (NCT00197171) | GlaxoSmithKline | 2003-09-01 |
| A Study to Compare the Efficacy of Hepatitis A Vaccine and Immune Globulin When Given After Exposure to Hepatitis A (NCT00139139) | Centers for Disease Control and Prevention | 2003-09-01 |
| Comparative Study in Healthy Adults Aged 18-50 Yrs Administered With Hepatyrix or Havrix+Typherix or Tiphim Vi, to Compare Reactogenicity & Immunogenicity (NCT00197249) | GlaxoSmithKline | 2002-05-01 |
| A Efficacy Against Otitis Media in Children With 11 Valent Pneumococcal Vaccine (NCT00119743) | GlaxoSmithKline | 2000-10-01 |
| Immunogenicity Study of an Inactivated Hepatitis A Vaccine in Infants and Young Children (NCT00139113) | Centers for Disease Control and Prevention | 1996-09-01 |