| Term | Definition |
| WHAT IS THE MEANING OF ADRENERGIC STIMULATION | Drugs that stimulate the sympathetic nervous system. Also referred to as adrenergic agonists or sympathomimetics because they mimic the affects of the sympathetic neurotransmitters norepinephrine and epinephrine |
| WHAT DOES ADRENERGIC BLOCKING MEAN | A compound that binds to adrenergic receptors to inhibit or block stimulation by the SNS. (sympathetic nervous system) |
| WHAT DOES CHOLINERGIC MEAN | Drugs that stimulate the PSNS (parasympathetic nervous system) by mimicking ACh |
| WHAT DOES CHOLINERGIC BLOCKING MEAN | Drugs that block the action of ACh at receptor sites in the synapse. Blocks the cholinergic nerves that transmit impulses via the release of ACh at their synapses |
| IS THERE ANOTHER NAME FOR CHOLINERGIC BLOCKING DRUGS | Anti-cholinergic drugs |
| FDA RATING OF DRUGS FOR THE EFFECTS ON PREGNANCY CATEGORY A | Studies indicate no risk to human fetus |
| FDA RATING OF DRUGS FOR THE EFFECTS ON PREGNANCY CATEGORY B | Studies indicate no risk to animal fetus; information for humans is not available |
| FDA RATING OF DRUGS FOR THE EFFECTS ON PREGNANCY CATEGORY C | Adverse effects reported in animal fetus; information for humans is not available |
| FDA RATING OF DRUGS FOR THE EFFECTS ON PREGNANCY CATEGORY D | Possible fetal risk in humans reported; however, consideration of potential benefit vs. risk may, in selected cases, warrant use o these drugs in pregnant women |
| FDA RATING OF DRUGS FOR THE EFFECTS ON PREGNANCY CATEGORY X | Fetal abnormalities reported and positive evidence of fetal risk in humans available from animal and/or human studies. THESE DRUGS ARE NOT TO BE USED IN PREGNANT WOMEN |