4. Movement disorders
4.1 Dystonias and other involuntary movements
| Antipsychotics | Preparations | Comments |
| Promazine hydrochloride |
25mg and 50mg tablets 25mg/5ml and 50mg/5ml oral solution |
Licensed for short term adjunctive management of psychomotor agitation and agitation and restlessness in the elderly. |
| Monoamine depleting drugs | Preparations | Comments |
| Tetrabenazine | 25mg tablets | For management of tardive dyskinesia |
| Anti-muscarinic drugs | Preparations | Comments |
| For treatment of drug induced extra-pyramidal symptoms (but not tardive dyskinesia) | ||
| Procyclidine hydrochloride | 5mg tablets 2.5mg/5ml and 5mg/5ml syrup 5mg/5ml injection |
Injection - for HPFT prescribing only |
| Orphenadrine hydrochloride | 50mg/5ml oral solution | Tablets discontinued. Restricted to third line choice and only in patients who are not at risk of overdose. See Briefing note on Restriction to use of orphenadrine. |
| Trihexyphenidyl hydrochloride | 2mg and 5mg tablets 5mg/5ml syrup |
|
Continue to 5. Nausea and Labyrinth disorders