In that case, the limited data available suggest that for patients with creatinine clearance between 10 and 29 ml/ min, adefovir dipivoxil (one 10 mg tablet) may be administered every 72 hours; for haemodialysis patients, adefovir dipivoxil (one 10 mg tablet) may be administered every 7 days following 12 hours continuous dialysis (or 3 dialysis sessions, each of 4 hours duration).