Table 2 Consistent quantitative alteration in physiologic EEG frequencies induced by psychoactive medications
| Class of drugs | Eeg frequencies | Treatment indications | ||||
|---|---|---|---|---|---|---|
| Delta (0.5–1.5 Hz) | Theta (5.5–8.5 Hz) | Alpha (8.5–11 Hz) | Sigma (12–16 Hz) | Beta/Gamma (21–32 Hz) | ||
| Benzodiazepines (BZDs) | Decrease | Increase | Increase |
Anxiety Sedation | ||
| Barbiturates | Increase | Increase |
Anxiety Sedation Epilepsy | |||
| Tricyclic Antidepressants (TCAs) | decrease | Decrease | Increase | Depression | ||
| SSRI Antidepressants | decrease | Increase |
Depression Anxiety OCD | |||
| Amphetamines | decrease | Decrease | increase |
Somnolence Narcolepsy AD/HD | ||
| Opiates | increase | decrease | Pain | |||
|
Anticonvulsants Phenytoin, valproate, carbamazepine | increase | Epilepsy | ||||
| Gamma hydroxy butyrate (GHB) | increase |
Cataplexy Narcolepsy | ||||
| Classic Neuroleptics | increase | decrease | decrease |
Schizophrenia Psychosis | ||