II. Causes: Altered CNS Neurotransmitters
- Antidepressant Medications
- Centrally acting Antihypertensive Medications
- Beta Blockers
- Rauwolfia alkaloids
- Alpha Adrenergic Agonists (e.g. Clonidine)
- Antiparkinsonian Medications
III. Causes: Chemical Dependency: Drug Withdrawal
- Alcohol Abuse with withdrawal
- Barbiturate Abuse with withdrawal
- Benzodiazepine Abuse with withdrawal
IV. Causes: Miscellaneous medications
- Flutamide
- Procarbazine
- Ketamine
- Short-acting Barbiturates