A Phase 1/2 Study in Healthy Volunteers and Participants With Autosomal Dominant Retinitis Pigmentosa (RHO-adRP)

Inclusion Phase 1a (Single Ascending Dose Escalation in Healthy Volunteers) Inclusion: * Be in good general health, as determined by the Investigator * Male or female age 18 to 65 years (inclusive) at the time of signing the informed consent form * Have a body weight \>50kg, with a body mass index (BMI) from 18.0 to 35.0 kg/m\^2 (inclusive) at screening * Have sufficient venous access to allow blood sampling for pharmacokinetic analysis and safety laboratory samples * Participants in Cohort 2b will be asked to participate in an additional food effect cohort and capable of consuming the high-fat meal within the protocol-specified time period and willing to consume 100% of the high-fat meal Phase 1b/2 (Multiple Ascending Dose Escalation in RHO-adRP Patients) Inclusion: * Participants must have a diagnosis of Rhodopsin-associated, autosomal dominant Retinitis Pigmentosa confirmed by a genetic test that is implemented in accordance with the relevant national requirements * Male or female age 18 to 65 years (inclusive) at the time of signing the informed consent form * Have a body weight \>50kg, with a body mass index (BMI) from 18.0 to 35.0 kg/m\^2 (inclusive) at screening * Best Corrected Visual Acuity (BCVA) using the Early Treatment Diabetic Retinopathy Study (ETDRS) \> 70 * Other than their diagnosis of RHO-adRP, be in good general health, as determined by the Investigator * Have sufficient venous access to allow blood sampling for pharmacokinetic analysis and safety labo…