Answer
Immediate-release tablets and oral suspension can be taken with or without food. Prolonged-release tablets must be taken with food.
Sources for this answer
- NHSNHS · NHS medicine guidance
- Xetinin XL 500mg prolonged release tablets — Current selected SmPCemc · Summary of Product Characteristics
- Clarithromycin 250 mg/5 ml granules for oral suspension — Current selected SmPC