 [ Symptoms ] what is hyperemesis gravidarum and is it similar or different to anything basically having a hard time founding any useful info regarding all of this besides what i have found regarding morning sickness nausea vomiting especially in light that catherine kate middleton duchess of cambridge is currently suffering from it [ Disease ] muscle relaxants are not that helpful and i rarely prescribe them for teenagers and even adults muscle relaxants tend to be overly sedative cold compresses ibuprofen and a restriction of aggravating activities can do wonders over time