Phase 4 The Focus of the Study is to Investigate Reversible Effects of Combined Oral Contraceptive Use on Serotonergic Neurotransmission Clinical Trials
1 recruitingPhase 4
What is a Phase 4 trial?
Phase 4 trials, also called post-marketing studies, are conducted after a treatment has been approved and is available to the public. They monitor long-term effectiveness and safety in a broader population.