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.
According to our documentation on payment statuses, Pending means: This is a payment that has begun, but is not complete. An example of this is someone who has filled out the checkout form and then gone to PayPal for payment. We have the record of sale, but they haven't completed their payment yet. This means that Pending isn't inherently a problem, but it can be an indication of some other problem.