The combined oral contraceptive pill contains two hormones, synthetic oestrogen and progesterone (called progestogen). All the approximately 20 brands on the market have a similar amount of oestrogen.

Values are reported as relative risk. COC = Combined oral contraceptive; CT = Computed tomography; IS = Ischemic stroke; MA = Migraine with aura; MO = Migraine without aura; MRI = Magnetic ...

In the April issue of Arthritis Care & Research, Bernier et al. 2 reported that current use of combined oral contraceptives (COCs) is associated with an increased risk of developing SLE (adjusted ...

George Rosenkranz, a chemical engineer known for his development of hormone-based contraceptives in the 1950s, died June 23 at his home in Atherton, California. He was 102. Over a research career ...

Hormonal contraceptives were categorized as combined oral contraceptives, combined non-oral contraceptives, progestogen-only pills, and progestogen-only non-oral contraceptives. Use of combined ...

The effect of combined oral contraceptives on bone mineral density is variable, with no effect reported in premenopausal women; however, growing evidence suggests that low-dose combined oral ...

Keep this leaflet with the medicine. You may need to read it again. Norinyl-1 is a combined oral contraceptive, commonly known as a "birth control pill" or "the Pill". It contains both an ...