Table 1 Available anti-VEGF compounds and their properties [28].

From: Use of biomaterials for sustained delivery of anti-VEGF to treat retinal diseases

Drug

Type of molecule

Molecular weight

Half-life in posterior segment of eye

Typical drug dosage per injection

Bevacizumab (Avastin™)

Recombinant humanised IgG1 monoclonal antibody inhibitor of VEGF-A

149 kDa

~8 days

1.25 mg in 0.05 ml

Ranibizumab (Lucentis™)

Recombinant humanised IgG1 monoclonal antibody fragment inhibitor of VEGF-A

48 kDa

~5 days

0.5 mg in 0.05 ml

Aflibercept (Eylea™)

Decoy receptor inhibitor of VEGF-A and VEGF-B

115 KDa

~7 days

2.0 mg in 0.05 ml