Viekira Pak is a hepatitis C drug meant to cure those with the virus. Hepatitis C is a disease that's transmitted by blood. Once infected, most don't have immediate symptoms, but left untreated it can lead to cirrhosis, liver failure, and liver cancer. It affects between 130 and 150 million people worldwide.
Firazyr (icatibant), Shire: $35,800
The drug Firazyr is used to treat a rare condition called hereditary angioedema (or HAE), a blood disorder that causes episodic swelling. Firazyr is an injection that can be used to treat these attacks. This price is for three syringes worth of the drug.
Cuprimine (penicillamine) Valeant: $39,800
Cuprimine, a drug that's already been the subject of congressional drug price hearings, has been around since the 1950s. It's currently owned by Valeant, and in the past few years, its price has shot up. It's used to treat Wilson Disease, a rare, inherited disease that causes copper to build up in the body. The drug works to get that copper out of a person's system. Like others in this list, the drug is also included on the World Health Organization's list of essential medicines. The price is for 120 capsules, taken after every meal.
Orkambi (lumacaftor and ivacaftor), Vertex: $44,200
When it was approved, Vertex's drug made headlines for costing $259,000 a year. It treats a particular type of cystic fibrosis, and is taken twice a day. Cystic fibrosis is a rare inherited disease in which a thick mucus builds up in the lungs and other key organs.
Sovaldi, the first of a new set of Hepatitis C cures that hit the market back in 2013, came under a lot of fire for costing $1,000 a pill, adding up to $84,000 for a 12-week course of treatment. According to GoodRx, the most without insurance a person should pay is $81,000 for the full treatment.