News

15-02-2022

End of a Clinical Trial

The end of a clinical trial (CT), unless terminated early, matches with the last visit of the last participant or upon completion of any follow-up and data collection process, as described in the protocol.

23-12-2021

Early Termination of a Clinical Trial

A clinical trial finishes when the last patient enrolled completes all their visits and follow-ups. However, a clinical trial may be terminated early for different reasons.

28-10-2021

Statistics in Clinical Trials

What is the role and purpose of statistics in clinical trials? We tell you

05-08-2021

Duration of Clinical Trials and Observational Studies

There is no established time for testing and approving a drug, but in general, completing the first 3 phases of clinical trials can take 10-15 years or longer before starting the approval stage.

25-05-2021

Taking part in a clinical trial: What you must know

A clinical trial may target different participant profiles, depending on its Phase.

22-03-2021

Temporal Design of Observational Studies

Observational studies are those in which the researchers only observe events without intervening or altering the standard clinical practice.

01-02-2021

Observational Studies

From a methodological perspective, clinical research can have an experimental or an observational design, which translates into experimental or observational trials or studies, respectively.

10-12-2020

Open Clinical Trials

An open clinical trial (CT) may have two different meanings based on the possibility of modifying the characteristics described in the study protocol or on the level of masking of the treatment or intervention administered.

14-09-2020

Randomized Clinical Trials

Randomized clinical trials (RCTs) are studies in which participants are assigned to an experimental group or a control group, randomly (randomly)

04-09-2020

Controlled and Uncontrolled Clinical Trials

We explain what the differences are between uncontrolled and controlled trials

16-06-2020

Types of Clinical Trial Designs

There are several types of clinical trial designs. Let's see the complete classification.

04-03-2020

Phases of a Clinical Trial

A clinical trial cannot be started until it has been approved by the competent agencies designated by law. In Spain, approvals are granted by the  Spanish Agency of Medicinal Products and Medical Devices (AEMPS) and an accredited Medical Research and Ethics Committee (MREC).