T3 And T4 Levels

T3 (Triiodothyronine) and T4 (Thyroxine) are hormones produced by the thyroid gland. The average level of T3 is 80 to 180 ng/dL, and T4 is 4 to 12 ug/dL. Increase or decrease in this levels causes metabolic disorders like hypothyroidism and hyperthyroidism.

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Can pregnancy be planned if the TSH level is 7.19?

Query: Hi doctor, I am 32 years old and having a kid. Currently, my TSH value is 7.19. I am using 75 mg thyroid medicine. How much dosage should I take? I am planning for another kid. Shall I plan for a pregnancy at this stage?  Read Full »


Dr. Deep Dutta

Endocrinologist, General Medicine Physician, Internal Medicine Physician

Answer: Hi, Welcome to icliniq.com. It is important not to miss any dose. It is important to take your medication in an empty stomach and at least 45 minutes before food. It is advisable to keep thyroid-stimulating hormone TSH less than 2.5 mU/L before planning for pregnancy. Please repeat T4 and TSH after ...  Read Full »

Please help my husband with an unknown allergy and sexual incompetence.

Query: Hello doctor, My husband is suffering from unknown allergy for the last 2 years. He has consulted many doctors and has done many tests, but no positive result yet. He takes Allegra or Montec every day; else he gets rashes all over the body. He is also having filaria for over 5 years and takes medic...  Read Full »


Dr. Shalini Patodiya

Dermatologist, Venereologist, Cosmetologist, Family Physician, Hair Transplant Surgeon

Answer: Hi, Welcome to icliniq.com. By allergy, if you mean red raised rashes, then that is known as urticaria. So, that means he is suffering from chronic urticaria and impotency. There can be many causes including thyroid, which can cause both the above issue. Also, rarely Allegra - Fexofenadine can cause...  Read Full »

Which of the two opinions for my TSH value is correct?

Query: Hi doctor, I am very concerned about my health. I made an appointment last year with an endocrinologist. I had a laboratory work and my TSH was 3.4. It was considered normal on laboratory ranges. But, my primary doctor said that 3.4 is high on what it should be consider the new normal. My LDL chole...  Read Full »


Dr. Bindiya Thakkar

Diabetologist, Endocrinologist

Answer: Hello, Welcome to icliniq.com. Work up of hypothyroidism involves just TSH (thyroid stimulating hormone) or TSH and free T4. TT3 (triiodothyronine) or reverse T3 has no role in the diagnosis of hypothyroidism and it is useful in hyperthyroidism. TSH more than 10 is hypothyroidism and definitely need...  Read Full »

What is causing all my symptoms?

Query: Hi doctor, I have the following problems in my daily life. Social phobia, inferiority complex, lack of concentration and fear of everything. I am not interested to do anything. I am leading a sedentary lifestyle. I also masturbate a lot. I am thinking consistently about my future and living without ...  Read Full »


Dr. Ashok Kumar Choudhary

Andrologist, General Practitioner, Geriatrician, Psychiatrist, Psychologist Counsellor, Psychotherapist, Sexologist

Answer: Hi, Welcome to icliniq.com. First of all, inferiority complex, social phobia, poor concentration and fear of everything can be a manifestation of depression or anxiety disorders. Having said this, we need to understand that the same symptoms can be present in abnormal thyroid function. The presence...  Read Full »

What do high T3 levels and thyroid peroxidase antibodies indicate?

Query: Hello doctor, My free T3 level is 17.6 pmol/L, thyroid peroxidase Ab is 509 IU/ml, plasma-c reactive protein 54.8 mg/L. I would like to get a prescription for thyroid, if needed. I am currently on Bisoprolol 1.25 mg.  Read Full »


Dr. Zulfiqar Ahmed

Endocrinologist, Diabetologist

Answer: Hi, Welcome to icliniq.com. You have hyperthyroidism means increased thyroid hormones. Your TPO (thyroid peroxidase) is also increased. How are your symptoms? Like tremors, loss of weight, nervousness, etc.? How bad are your symptoms? Do you have pain in front of your neck? Have you d...  Read Full »

Why do I still feel like passing out?

Query: Hello doctor, I am a 38 year old male. I was diagnosed with hypothyroidism before 1.5 years. Currently, I am on Thyroxine 75 mcg and Aten 25. Still, I have the symptom of passing out feeling. Please advise.  Read Full »


Dr. Rajyaguru

Neuro Surgeon, Neurologist, Spine Surgeon

Answer: Hi, Welcome to icliniq.com. I would like to have some more information. When was your last FT4 and TSH levels checked? What do you feel exactly? Is there any generalized weakness or giddiness? Do you have an inability to tolerate cold? Please let me know the answers to discuss further. Revert back w...  Read Full »

What is the reason for increased level of total T3 even with medication?

Query: Hi doctor, I need to consult an endrocrinologist. My Tri-iodothyronine total (T3)^ 0.80. I am already taking 50 mcg Thyronorm. Please advise the new dosage.  Read Full »


Dr. Zulfiqar Ahmed

Endocrinologist, Diabetologist

Answer: Hi, Welcome to icliniq.com. I have seen the report (attachment removed to protect patient identity). Your total T3 is mildly low but it is normal because your T4 and TSH (thyroid-stimulating hormone) are in the proper range. So you do not need to change your dosage of Thyronorm. Please continue ...  Read Full »

What medicines can I take for my thyroid problem?

Query: Hi doctor, I am 40 year old. Recently I tested my thyroid and the report shows T3 - 1.1, T4- 8.4 and TSH - 6.7. Please advise me which medicine is currently safe for me. My health problem includes fatigue and occasional depression. Also my lips are dry. Please help.  Read Full »


Dr. Sadaf Mustafa

General Medicine Physician, Internal Medicine Physician

Answer: Hello, Welcome to icliniq.com.  Read Full »

How to treat high T3 level in a pregnant woman?

Query: Hi doctor, My wife is 17 weeks and 4 days pregnant. She has been diagnosed with T3 thyroid - 237, hemoglobin - 10.4 and low RBC count. Currently, she is taking Aspirin gastro resistant 50 mg, Milical od 740 mg and Fecontin-Z 61.8 mg one tablet per day. Does this have an impact on child? What measu...  Read Full »


Dr. Dattaprasad Balasaheb Inamdar

Infertility Specialist, Obstetrician And Gynaecologist

Answer: Hi, Welcome to icliniq.com. I have seen all the attached reports (attachment removed to protect patient identity). Rise of triiodothyronine (T3) alone has no clinical significance (especially when TSH is in normal range - 1.50). So, it will not harm mother or the baby. Regarding parameters of hemogr...  Read Full »

Will increase in level of FT3 likely to cause anxiety and OCD?

Query: Hello doctor, I suffered from terrible anxiety and OCD that seems to come and go over time. My mother had exactly the same disorder like myself. She was diagnosed with an under active thyroid and autoimmune thyroid issue. On taking medication to sort her levels she has been free from the mental hea...  Read Full »


Dr. Shaikh Sadaf

Diabetologist, Endocrinologist, Family Physician, General Practitioner

Answer: Hello, Welcome to icliniq.com. I just read your query and from what you have mentioned it appears that you have sub-clinical hyperthyroidism and the FT3 here does not seem to be high enough to be causing the symptoms that you have mentioned so rest assured on that front as of now. This condition d...  Read Full »

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