(ml to tsp) Online Conversion Calculator - Converter. 1 US teaspoon (tsp) = 4.92892159 milliliters (ml) = 1/3 US tablespoons (tbsp) = 1/6 US fluid ounce (fl. oz.). The teaspoon is rounded to precisely 5 mL by US federal regulations for food labeling purposes.
19 May 2010. Lasix lasts about 6-8 hours in your system. Be careful in the sun you may want to wear some sunscreen if you take the Lasix that day. Keep yourself well hydrated if you are not on a liquids restriction as Lasix can be very dehydrating, which is of course the reason for being on it--- water retention.
Lasix (furosemide): I started taking this medication when I was in my early 20's for edema. I take 80 mg a day for 20 years now. If I miss a day I go up about 12 lbs on the scale. This medication has worked wonders for me but it is hard to take if you need to leave the house.