NHS blood guidelines. The finger prick test is set at a level that means you are well over the range needed and its not that accurate anyway particularly if the solution has been well used. We use cookies to enhance your site experience and for analytics purposes.Blood donations are regulated by state therefore it does depend on the state. Levothyroxine is the most common therapy for the treatment of hypothyroidism as it is the same as the major thyroid hormone produced by the thyroid gland. A recent study assessed thyroidstimulating hormone (TSH) and levothyroxine dosage in 5426 outpatients who had been prescribed levothyroxine, along with drugs that can impair levothyroxine absorption (ie, antacids, iron, sucralfate, cholestyramine, orlistat, sevelamer, and proton pump inhibitors) or drugs that can affect levothyroxine metabolism (carbamazepine, phenobarbital, phenytoin). Also they test your blood for iron anemia before. If T4 is included in the blood test interpretation, then the blood test and the timing of the medication must be considered for the assessment to be correct.Tests are usually more accurate when the thyroid hormone medication is taken after a thyroid test and not before the test. Octreotide. Dr. Gurmukh Singh answered. Does the finger prick test also test B12 ?One of the questions they ask you is "do you feel well today? The time of day you take your thyroid meds, and how you store them, can make or break your thyroid disease management. You must be at least 16 years of age, a minimum of 110 pounds, and in basic good health. When you can donate: Plasma – Straight away; Blood and/or platelets – 4 months after you return we can test your blood for malaria antibodies (proteins that your body makes when fighting a malaria infection). see pcp.It should improve your thyroid levels measured as tsh.If your TSH was 0.01 you were definitely taking too much thyroid hormone so I assume your doctor reduced your dose. He missed a trick by not diagnosing depression too.I used to give blood but soon as diagnosed with thyroid problem they told me no!Lots of issues here. This can affect blood tests. Depending on her weight, your patient is donating up to … His ebook on Hipjoint and Sleep has been a well-known success for his clients. Perhaps they take the high TSH out with micro tweezers lol! Rabies. It may help if you spell out your concern. It may help if you spell out your concern. For under active thyroid you can give blood when taking thyroid medication, it is actual just hormones and if you had more in your blood stream than normal you would be … Unclear question: What is a "bac reading"? 1 decade ago. So, there is actually no difference once the dosage is adjusted. Therefore, within the few hours after ingestion there can be a ten or fifteen per cent level difference in level compared to twelve to twenty four hours after ingestion. You can donate blood to the National Bllod Service (England) if you take Levothyroxine but not within three months of a prescription change. It depends on the situation of things.When your thyroid hormone is at the right level, you feel best at that time. So, before prescriptions for your thyroid hormone can be adjusted, blood tests must be accurate so that you can get all the information that you need.The results of a 2007 study will be of help here. "How often can you say yes though and how many of us are actually being treated properly for our condition!I've been told all my symptoms are down to menopause I'll just have let them know my state of health is considered "normal " for my age.Was it yet another clairvoyant GP told you this or did he do a blood test? Of course I said yes-Levo so I was told I couldn't donate till I had finished the course so I naturally said I'm on it for life so told I couldn't donate anymore! My finger prink test was falling but not far enough for a positive result. Hi yes I live in London. Are you taking any medication now? A study was conducted on Experimental and Clinical Endocrinology and Diabetes. The medication does not prevent you from giving blood. However, many patients with hypothyroidism do not take the right dose and are either over-treated or undertreated.