Mechanism of Action. Ephedrine is a sympathomimetic amine - that is, its principal mechanism of action relies on its direct and indirect actions on the adrenergic receptor system, which is part of the sympathetic nervous system.
up vote 1 down vote. Pending request-It means that the person has just removed you from their Skype contact list but hasn't blocked you. You can however send them messages to them but can't call them. The person can call you if they want. You can send friend request again, if they removed you from contact list by mistake.
The definition as listed on http://www.ehow.com reads: Pending -. When a property is pending, that doesn't always mean that it is going to be closed and sold. A number of things can happen when a property is in pending status.For example, the seller might have liens on the property that they cannot pay.he definition as listed on http://www.ehow.com reads: Pending -. When a property is pending, that doesn't always mean that it is going to be closed and sold. A number of things can happen when a property is in pending status.