A thyroid level of 0.56, combined with a rapid heart rate, suggests your current dose of Thyronorm (levothyroxine) may be a bit too high for your body right now, causing temporary overactivity. Please do not stop your medication abruptly, as this can cause your thyroid levels to fluctuate. Instead, I highly recommend contacting your doctor soon. They will likely reduce your dosage safely to help your heart rate settle. Since you are not currently planning a pregnancy, your target range is more flexible. Please consult your healthcare provider for a personalized dose adjustment.

Feeling faint after dinner can happen when blood pressure drops as blood flows to your digestive tract. However, your swollen feet, abnormal urine test, and positive ANA test require careful medical evaluation. These findings, combined with your history of kidney stones, could indicate kidney strain or an autoimmune response. Additionally, your Thyronorm (levothyroxine) dose may need to be checked, as thyroid levels directly impact your blood pressure and fluid balance. Please share these results with your doctor promptly for a safe, comprehensive evaluation.

Since your thyroid levels are well-managed with levothyroxine (Thyronorm), that is wonderful news. After a miscarriage, your body's hormones can take several cycles to fully reset, which can temporarily delay your periods and ovulation, even if standard tests look normal. Give your body a little gentle time to heal. I highly recommend discussing a cycle-tracking plan with your doctor to help guide you on this journey.

Cough and fever for a few days are often due to an infection, but taking multiple medicines together should be carefully monitored. Since you are already on Thyronorm and have a sulpha allergy, it is important not to add or change medicines on your own. Continue resting, stay well hydrated and take light meals to support recovery. Watch for symptoms such as an increasing fever, breathing difficulty, or weakness. Consult your doctor to review your current treatment and ensure it is safe and appropriate for you.

You are proactively managing your health. For your weekday-only Thyronorm (levothyroxine) routine, you should typically get your thyroid function tested every 6 to 12 months once your levels are stable, or sooner if you experience symptoms. Regarding your lovely 2.5-year-old daughter, please don't worry. While a genetic predisposition to thyroid issues can run in families, the risk of her developing it now is very low. Simply mention your history to her pediatrician during her routine checkups for peace of mind.

Your TSH of 5.75 mIU/L indicates a mildly underactive thyroid, which can indeed affect your periods. For Thyronorm (levothyroxine), there is no single standard starting dose. Doctors typically start with a low dose, such as 25 micrograms daily, and gradually adjust it based on your follow-up blood tests in 6 to 8 weeks. I highly recommend consulting your doctor, who will personalize your dose based on your weight and overall health. We will get your thyroid balanced and help regulate your cycles soon!