Balancing chemical equations is a key chemistry skill. Use these step by step instructions to write and balance chemical equations. Balancing chemical equations is a key chemistry skill. Use these step by step instructions to write and balance chemical equations.
So, there are many signs and symptoms of Selenium Overdose- some occur very early and some occur much later. 1  Early Signs: Some of the early signs of Selenium Toxicity are endocrine hormone disturbances- particularly thyroid issues. Poor hair and nail growth are early signs that are probably the easiest to notice.
08-04-2010 02:30 You can't really overdose on Valium alone. It'll just sedate you in large doses. I once read a report about a woman who overdosed on 1000mg's of Valium, went into a coma for a couple of days, and was then discharged from hospital with no further complications.