i have the hot feeling during the noon sometimes , donno whether due to weather being hot or what but i always apply snake powder to ease my hot feeling and try get back to my nap
for the eczema , not sure what can be help , mine recover in about 1wks + like that but i used medicated oil wenever its itchy =x
for the herbs rite , wen the person give you knowing your pregnant , guess its ok for you to take it alrdy ,as they will know what herbs are not allowed during pregnancy =)
dont be depressed , hang on for the remaining months , sometimes might get better in a later stage .. remember your bearing everything for the sake of your baby so just stay cheerful mind as happy mom = happy baby =)
take care of yourself and rest well !!