Study of MRM-3379 in Male Participants With Fragile X Syndrome (BLOOM)

Inclusion Criteria

• •Willing and able to provide signed informed consent/assent. Where local regulations permit inclusion of participants deemed unable to provide informed consent, a legally authorized representative must provide informed consent on the participant's behalf, and the participant must provide assent if applicable.
• •Male, 13-45 years of age (inclusive)
• •Weight ≥30 kg and BMI between 18 and 36 kg/m2 (inclusive) at the screening visit
• •Diagnosis of FXS with a molecular genetic ≥200 CGG repetitions .
• •Able to perform the PVT and ORRT of the NIH-TCB
• •Have a consistent caregiver(s) who is willing and able to be present regularly and reliably with the participant
• •Able to swallow tablets or capsules