Table VII:
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| Drug | Action | Clinical Use |
| L DOPA | Converted to DA | Reduce symptoms of Parkinson’s disease |
| Carbidopa | Converted to DA only in the CNS (contains peripheral AADC inhibitor) | Reduce symptoms of Parkinson’s disease |
| Isoproterenol (Isuprel) | Stimulate b receptors | Arterial and bronchial dilation Relax smooth muscle of the bronchioles |
| Acebutolol (Atenolol) | Blocks b receptors | Anti-hypertension
Treat coronary heart disease, angina pectoris, ventricular arrhythmias, migraine and hyperthyroidism |
| Sumatriptan (Imitrex) | Stimulate 5-HT1 receptors | Treat hypertension or migraine |
| Tryptophan | Increases 5-HT level | Promotes sleep |
| Fenfluramine | Inhibits 5-HT reuptake | Hunger suppression |
| Imipramine (Tofranil) | Inhibits both NE and 5-HT reuptake | Antidepressant |
| Clomipramine (Anafranil) | Inhibits both 5-HT and NE reuptake | Antidepressant
Treat obsessive-compulsive disorder. |
| Desipramine (Norpramin) | Inhibits NE reuptake | Antidepressant |
| Nortriptyline (Pamelor) | Inhibits NE reuptake | Antidepressant |
| Fluoxetine (Prozac)
Sertraline (Zoloft) Paroxetine (Paxil) Fluvoxamine (Luvox) |
Inhibit 5-HT reuptake (SSRI) | Antidepressants.
Although not yet approved by the FDA, SSRIs are reported to be helpful in treating premature ejaculation, chronic pain, obsessive compulsive disorder, panic disorder, and premenstrual dysphoric disorder. |
| Lithium | Mechanism of action in controlling mania is unknown. | Mania |
| Bupropion (Wellbutrin) | Unknown | Antidepressant
Smoking cessation |
| Haloperidol (Haldol) | D2 receptor antagonist | Management of the manifestations
of psychotic disorders (antipsychotic).
Treatment of tics and vocal utterances of Tourette's Disorder. |
| Ranitidine (Zantac) | H2 receptor blocker | Gastric acid secretion blocker |
| Olanzapine (Zyprexa) | D1-4, 5-HT2A/2C, a2, M1-5 and H1 receptor antagonists | Antipsychotic |
| Risperidone (Risperdal) | DA or 5-HT antagonist | Antipsychotic |
| Methylphenidate (Ritalin) | Unknown- probably DA, NE or 5-HT reuptake blockers or releasers (similar to amphetamine) | A mild CNS stimulant that presumably activates the brain stem arousal system and cortex to produce its stimulant effect. |
| Phenelzine, tranylcypromine, iproniazid and pargyline | Irreversible MAO inhibitors | Antidepressants (used in the past- now only secondary choice) |
| Deprenyl | Reversible MAO inhibitor | Treat Parkinson’s disease |