Nausea, fluid retention, skin rash, hot flushes, tiredness. Anaemia; changes in vision due to cataracts or changes to the retina; increased amounts of fats in the blood; allergic reactions; leg cramp; changes in the womb (including changes to its lining & benign growths); headache, lightheadedness; itching of the genitals; thinning of the hair; vomiting, diarrhoea, constipation; changes in blood tests of liver function; formation of fatty liver cells; muscle pain; sensory changes (including taste disorder & numbness or tingling in the skin); increased risk of blood clots (including clots in small vessels).