Therapeutic uses of amphetamine include

One of the following is not an adverse effect of sympathomimetics :

NA is contraindicated in

Ephedrine is used as an adjuvant drug in myasthenia gravis because:

Indicate the agent of choice in the emergency therapy of anaphylactic shock:

All of the following are possible therapeutic uses of ephedrine except:

Which of the following is a prodrug of adrenaline used topically in glaucoma

Concerning amphetamine

Which of the following is an Atropine substitute not matched correctly with its use :

A 44-year-old man comes to his physician complaining of
intermittent fatigue. On physical examination he exhibits drooping
eyelids. Administration of which of the following agents is most appropriate to confirm a diagnosis of myasthenia gravis?

Indications of isoprenaline include :

Concerning dopamine choose the false statement:

Propranolol has the following actions except:

Regarding beta blockers , choose the wrong statement:

2- Succinylcholine:

3- Release of calcium from sarcoplasmic reticulum of skeletal muscle is prevented by:

4- Concerning skeletal muscle relaxants, which of the following is INCORRECT:

5- Prolonged apnea is sometimes seen in patients who have undergone an operation. Which of the following muscle relaxants could be the cause?

6- The underlying cause of the prolonged apnea resulting from succinylcholine is:

7-A 30 year-old female is being prepared for anesthesia before exploratory surgery for a mass in her neck.In addition to using an inhalation anesthetic, which one of the following drugs is given to cause complete paralysis of the skeletal muscles?