Stop using celecoxib and call your doctor at once if you have a serious side effect such as: 1  chest pain, weakness, shortness of breath, slurred speech, problems with vision or balance; 2  black, bloody, or tarry stools;  coughing up blood or vomit that looks like coffee grounds;
To convert milligrams (mg) to milliliters (ml), the number of milligrams must be multiplied by the density of the liquid, which equals the volume in liters,and then divided by 1,000 to convert liters to milliliters. The density of each liquid is unique.
âIn addition, tablet sizes average 3-5 mg. New evidence shows that adult males only need 150 micrograms, and the average female needs only 100 micrograms (a microgram is 1/100 th of a milligram). So the average melatonin supplement is 20 â 50 times more than we need!â 1 microgram = 1/100th of a mg = 0.01 mg. A woman needs 100 microgram = 1 mg.