Assertion: contraceptive's dose | /r/HasProperty | safe
Facets:
value: for healthy women
type: TRANSITIVE-OBJECT
value: over age 35 years
type: OTHER
Source sentences:
text: A dose of 50 μg or less of the hormone has been considered safe for healthy women over age 35 years, and is also somewhat protective of bone mineralization.
text: Oral contraceptives with levonorgestrel and a low dose of estrogen are associated with the lowest risk of venous thrombosis [blood clots] and are therefore the safest option," says Astrid van Hylckama Vlieg, PhD, a research fellow at Leiden University Medical Center in the Netherlands, and the lead author of one study.