This registry includes trials registered in Portuguese and also allows registration in Spanish and English. Other Portuguese-speaking countries including Angola, Cabo Verde, Guiné-Bissau, Moçambique, Portugal, São Tomé e Príncipe and Timor-Leste are encouraged to use this registry.
Prospective registration of clinical trials is a legal requirement in Brazil.
Default operator No default operator. The interface appears to search on the term or phrase entered.
Boolean operators None available
Phrase searching breast cancer (speech marks are not required)
Nesting Yes
Truncation Appears to truncate automatically
Field tags
Hyphens Hyphens are recognised
Help pages No
Example breast cancer (finds records with the phrase breast cancer)
Saved searches No
Export tagged Yes (XML)
Updated 5 August 2021