Acetaminophen (Tylenol and generic), aspirin, ibuprofen (Advil, Motrin, and generic), and naproxen (Aleve and generic) are all inexpensive. (See When not to take these drugs.) And they're generally safe for occasional use for a headache or sore muscles.
The risks of an IUD pregnancy are many. To start off with, the chances of a miscarriage are high. You may also experience vaginal bleeding. Another complication is the placental disruption. In this condition what happens is, the placenta and the uterus separate while the baby is still within the womb.
In the United Kingdom (UK), the IUD with progestogen is referred to as an intrauterine system (IUS) or intrauterine contraceptive (IUC). This article will refer to these devices as the hormonal IUD to distinguish from IUD with copper. Mirena is one brand available in the United States and UK.