The list price for a pair of generic Adrenaclick pens, which uninsured customers may have to pay, is about $400, compared with more than $600 for a pair of EpiPens. Coupons for both products can lower the price further.
A major difference between a merger and acquisition is that, generally in a merger the companies that come together will be of similar size; however, in an acquisition, one company will be larger and stronger than the smaller company that is being acquired.
From a legal point of view, a merger is a legal consolidation of two companies into one entity, whereas an acquisition occurs when one company takes over another and completely establishes itself as the new owner (in which case the target company still exists as an independent legal entity controlled by the acquirer).