Hysteria, in its colloquial use, describes unmanageable emotional  excesses. Generally, modern medical professionals have given up the use of "hysteria" as a diagnostic category, replacing it with more precisely defined categories such as somatization disorder   In 1980, the American Psychiatric Association   officially changed the diagnosis of "hysterical neurosis, conversion type" , the most dangerous and effective type, to conversion disorder  
IGNATIA 200- Top remedy for hysteria . Hysteria due to grief. Crying and laughing alternately. Does foolish things. During the attack give IGANTIA Q  mixed with Pothos Q – 5 drops each half hourly.
MOSCHUS Q- The odor of this remedy is liable to bring the patient to work. It readily does away the hysterical attack and unconsciousness  or uncontrollable laughter and extreme coldness
TARENTULA HISPANA 30- Patient pretends a hysterical fit. Uncontrollable laughter. Sings and dances. Destructive impulses. Pulls hair and tears clothes
AGARICUS MUS. 30- Hysterical fits and faintness after sexual intercourse
CAMPHORA Q- It acts like magic in paroxysms of hysteria. 5 drops can be given on a lump of sugar every minutes
CROCUS SATIVA 30-  Sudden changes in moods. Spasmodic twitching of muscles
VALERIANA  Q- It should be tried when well selected remedies fail. Nervous excitement and sleeplessness. Hysterical  flatulence . Sensation of thread  in the throat
ASFOETIDA  3X—Globus hystericus. Nausea with constant swallowing . Hysterical cough and asthma . Offensive diarrhea and flatulence
POTHOS FOETIDUS Q—A specific remedy