Revised SPC: Indivina (estradiol valerate and medroxyprogesterone acetate) tablets
Exacerbation of angioedema has been added as a potential adverse effect of treatment (frequency unknown), and caution is recommended in patients with a history of angioedema. SPC also notes many HIV/HCV antivirals can increase or decrease plasma concentrations of oestrogen.
Source:
electronic Medicines compendium