Magnesium sulfate (intravenous and intramuscular) has been shown to be relatively effective for treating eclampsia and preeclampsia, although it has been considered the standard of care for decades.20 In 2003, two Cochrane reviews showed that magnesium use in patients with eclampsia was superior to that of phenytoin (Dilantin) and lytic cocktail,21 ...
The most prominent of anti-anxiety drugs for the purpose of immediate relief are those known as benzodiazepines; among them are alprazolam (Xanax), clonazepam (Klonopin), chlordiazepoxide (Librium), diazepam (Valium), and lorazepam (Ativan).
The only thing that can provide immediate relief to intense anxiety is medication, but unfortunately medications tend to be prescription only. That's why many people wonder if there are any over the counter medications for anxiety, in order to get the rapid relief they need.