Following this puts new work involving it at the top of your briefing, with a note saying why it is there. Links are taken from the source record, never inferred.
This is an FDA supplemental approval action for acyclovir oral suspension labeling; it documents a regulatory decision, not clinical evidence of efficacy or safety.
FDA supplemental approval for acyclovir labeling update; clarifies product information but does not constitute clinical evidence of efficacy or safety.