Clinical trials
Completed trials in South Africa
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
2,773 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 19 |
| 2001 | 31 |
| 2002 | 47 |
| 2003 | 77 |
| 2004 | 94 |
| 2005 | 109 |
| 2006 | 143 |
| 2007 | 129 |
| 2008 | 147 |
| 2009 | 145 |
| 2010 | 137 |
| 2011 | 166 |
| 2012 | 138 |
| 2013 | 142 |
| 2014 | 155 |
| 2015 | 148 |
| 2016 | 110 |
| 2017 | 112 |
| 2018 | 108 |
| 2019 | 121 |
| 2020 | 95 |
| 2021 | 115 |
| 2022 | 112 |
| 2023 | 63 |
| 2024 | 36 |
| 2025 | 9 |
| 2026 | 2 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 2,773 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| AstraZeneca | 136 |
| GlaxoSmithKline | 123 |
| Pfizer | 109 |
| Sanofi | 105 |
| Novo Nordisk A/S | 102 |
| Hoffmann-La Roche | 95 |
| Novartis Pharmaceuticals | 92 |
| Boehringer Ingelheim | 80 |
| National Institute of Allergy and Infectious Diseases (NIAID) | 79 |
| Bristol-Myers Squibb | 67 |
Top conditions
MeSH conditions the trials were registered with, not their broader categories. A condition with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| HIV Infections | 234 |
| Diabetes Mellitus, Type 2 | 172 |
| Tuberculosis | 154 |
| Acquired Immunodeficiency Syndrome | 123 |
| Asthma | 91 |
| Diabetes Mellitus | 90 |
| Pulmonary Disease, Chronic Obstructive | 82 |
| Arthritis, Rheumatoid | 78 |
| Breast Neoplasms | 75 |
| COVID-19 | 62 |
Trials
Showing 1 to 25 of 2,773. Each trial links to its page on Pharma Observatory.
2,673 more trials match. See them on Pharma Observatory
Recently changed trials
Changes observed in the last 7 days, newest first, site-count changes left out. Source: ClinicalTrials.gov.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.