What are the possible side effects of memantine (Namenda)? Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Stop using memantine and call your doctor at once if you have any of these serious side effects:
only three atoms were produced, which is less than any other element. for the last time, diamonds are not the most expensive elements on earth, they are just a form of carbon. no form of carbon is the most expensive element on earth. a diamond sized piece of eka-radon would be worth millions.
Some of those pennies are the most sought after coins that numismatists collect. Hereâs our list of the top 5 most valuable pennies. This Lincoln wheat penny can be a bit of a crapshoot. Due to how many were produced, this coin can be worth as little as $.75 or as much as $750.