| A | B |
| Norepinephrine and Epinephrine | Neurotransmitters affecting the sympathetic NS. |
| Acetylcholine | Neurotransmitter affecting the parasympathetic NS. |
| Adrenergics. | Drugs which stimulate the sympathetic NS. |
| Cholinergics | Drugs which stimulate the parasympathetic NS. |
| Adrenergic Blockers | Drugs which inhibit the sympathetic nervous system. |
| Anticholinergics | Drugs which inhibit the parasympathetic nervous system. |
| Increased heart rate and constricted blood vessels. | Actions of adrenergic drugs. |
| Constricted pupils, decreased heart rate, increased bladder tone. | Actions of cholinergic drugs |
| Dry mouth, constipation, | Common side effects of anticholinergics. |
| Tachycardia, Hypertension | Common side effects of adrenergic drugs. |
| Treatment of asthma, shock, premature labor. | Uses of adrenergic drugs. |
| Hypotension, bradycardia, diarrhea | Common side effects of cholinergic drugs. |
| Relax bladder (spasms), dilate pupils (eye exam),treat COPD, Parkinsons Disease | Uses of anticholinergic drugs. |
| Increase bladder tone (retention),treat glaucoma, Myasthenia Gravis | Uses of cholinergic drugs. |
| Treatment of migraine headaches, hypertension, dysrhthmias | Uses of adrenergic blockers. |
| Sympathetic NS receptors | alpha, beta, dopaminergic |
| Parasympathetic NS receptors | muscarinic, nicotinic |
| Direct Acting | ANS drugs which act directly at receptor sites |
| Indirect Acting | ANS drugs which act to stimulate release of neurotransmitters |