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. 2022 Dec 10;19(2):458–466. doi: 10.5114/aoms/157308

Table I.

Comparison of transdermal E2 and oral CE delivery. Modified [17]

Transdermal E2 delivery Oral CE delivery
Unmetabolized E2, at lower doses, directly to the blood stream First pass liver metabolism
↓ or ↔ TG ↑ TG
↓ LDL/HDL ↓↓ LDL/HDL
↔ Clotting factors ↑ Clotting factors
↔ Inflammatory factors ↑ Inflammatory factors
↑ E2 delivery to non-hepatic tissues ↓ CE delivery to non-hepatic tissues