Side effects, headaches users found this comment helpful. These data are consistent with an association between furosemide and birth defects, although other factors, including any underlying disease(s) of the mothers, are not accounted for Furosemide has been assigned to pregnancy category C by the FDA. It does not always take all the swelling out, but if I miss side effect of lasix in cats just one dose, I can tell it by the afternoon. Does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. Animal studies have revealed evidence of fetolethality as well as maternal death at high human doses. High blood pressure often has no symptoms Store Lasix at room temperature away from moisture, heat, and light Lasix liquid medicine should be used within 0 to 0 days after opening the bottle. Get up slowly and steady yourself to prevent a fall Avoid becoming dehydrated. I had to deal with some headaches(minor), but it was definitely worth it users found this comment helpful. What is Lasix Related Video side effect of lasix in cats Video preview Diabetes Why managing blood sugar is so important Lasix (furosemide) is a loop diuretic (water pill) that prevents your body from absorbing too much salt, allowing the salt to instead be passed in your urine Lasix treats fluid retention (edema) in people with congestive heart failure, liver disease, or a kidney disorder such as nephrotic syndrome. Wear protective clothing and use sunscreen (SPF 0 or higher) when you are outdoors What are the possible side effects of Lasix Get emergency medical help if you have any of these signs of an side effect of lasix in cats allergic reaction to Lasix: hives; difficulty breathing; swelling of your face, lips, tongue, or throat Stop using Lasix and call your doctor at once if you have a serious side effect such as ringing in your ears, hearing loss feeling very thirsty or hot, being unable to urinate, heavy side effect of lasix in cats sweating, or hot and dry skin painful or difficult urination pale skin, unusual bleeding (nose, mouth, vagina, side effect of lasix in cats or rectum), purple or red pinpoint spots under your skin feeling light-headed or short of breath, rapid heart rate, trouble concentrating nausea, upper stomach pain, itching, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin side effect of lasix in cats or eyes sudden numbness or weakness, especially on one side of side effect of lasix in cats the body skin rash, bruising, side effect of lasix in cats severe tingling, pain, muscle weakness dry side effect of lasix in cats mouth, increased thirst, drowsiness, restless feeling, confusion, nausea, vomiting, increased urination, muscle pain or weakness, uneven heart rate, fainting, or seizure (convulsions numbness or tingly feeling around your mouth, muscle tightness or contraction, overactive reflexes headache, trouble concentrating, weakness, loss of appetite, feeling unsteady, shallow breathing or breathing that stops; or severe skin reaction -- fever, sore throat, swelling in your face or tongue, burning in your eyes, skin pain, followed by a red or purple skin rash that spreads (especially in the low oxygen lasix dogs face or upper body) and causes blistering and peeling Less serious Lasix side effects may side effect of lasix in cats include diarrhea, constipation, stomach pain dizziness, spinning sensation blurred vision; or side effect of lasix in cats mild itching or rash This is not a complete list of side effects and others may occur. Discuss any possible risks to side effect of lasix in cats your baby Furosemide Pregnancy Warnings Furosemide crosses the human placenta, with some data showing equivalent umbilical cord serum and maternal serum furosemide concentrations.