What do systematic reviews say?

Single herb plus conventional intervention vs conventional intervention

The review found no eligible studies for this question.

• Single herbal medicine for diabetic retinopathy 2018 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Single herb plus conventional intervention vs conventional intervention

Single herb plus conventional intervention may leads to higher visual acuity (gain of ≥ 2 lines) (end of treatment) compared with conventional intervention (low certainty).

• Single herbal medicine for diabetic retinopathy 2018 · Cochrane Headline outcomes only
  RR 1.26 [1.08, 1.48]
  5 studies · 541 participants
  Low

Single herb plus conventional intervention vs conventional intervention

It is very uncertain whether single herb plus conventional intervention changes reduction in microaneurysms compared with conventional intervention (very low certainty).

• Single herbal medicine for diabetic retinopathy 2018 · Cochrane Headline outcomes only
  RR 17.9 [1.05, 305.26]
  1 study · 146 participants
  Very low

Single herb plus conventional intervention vs conventional intervention

It is very uncertain whether single herb plus conventional intervention changes observations in retina: reduction in haemorrhages compared with conventional intervention (very low certainty).

• Single herbal medicine for diabetic retinopathy 2018 · Cochrane Headline outcomes only
  RR 26.3 [1.59, 437.56]
  1 study · 146 participants
  Very low

Single herb plus conventional intervention vs conventional intervention

• Single herbal medicine for diabetic retinopathy 2018 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 215 participants
  Low

Single herb plus conventional intervention vs conventional intervention

• Single herbal medicine for diabetic retinopathy 2018 · Cochrane Headline outcomes only
  no estimate extracted
  6 studies · 687 participants
  Very low