You should call your doctor if: 1  Your breathing becomes difficult or painful. 2  You notice new wheezing or have worsening asthma symptoms. 3  You have a high fever that does not come down after taking a fever-relieving medication, such as acetaminophen or aspirin. 4  If a fever lasts more than three days.
The company was formed in 2006 by the merger of the British high street pharmacist Boots Group and the pan-European wholesale and retail pharmacy group Alliance UniChem and was listed on the London Stock Exchange as Alliance Boots plc.
August 6, 2014: Walgreens exercised its option to purchase the remaining 55% of Alliance Boots. The combined company is known as the Walgreens Boots Alliance and is headquartered in Chicago.