Acyclovir does not increase risk in pregnancy.
Andrews
E B
EB
D000014:Abnormalities, Drug-Induced / Q000209:etiology*; D000212:Acyclovir / Q000009:adverse effects*; D005260:Female; D005315:Fetal Diseases / Q000139:chemically induced*; D006801:Humans; D011247:Pregnancy; D012042:Registries; D012307:Risk Factors
D000212:Acyclovir