It is also important to note that headache is a common side effect of
levothyroxine
use. In people with moderate to severe hypothyroidism, who would inherently require higher doses, the drug may, in fact, trigger headaches or worsen existing symptoms.
What are the side effects of too much Synthroid?
What happens if I overdose on Levothyroxine (Synthroid)? Overdose symptoms may include
headache, leg cramps, tremors, feeling nervous or irritable, chest pain, shortness of breath, and fast or pounding heartbeats
.
Does Synthroid cause headaches?
General: fatigue, increased appetite, weight loss, heat intolerance, fever, excessive sweating.
Central
nervous system: headache,hyperactivity, nervousness, anxiety, irritability, emotional lability, insomnia.
What are the symptoms of too much thyroid medication?
- Heart palpitations or a faster heart rate, even at rest.
- Trouble falling asleep.
- Feeling jittery.
- Sweating a lot.
- Anxiety.
- Shaky hands.
- Diarrhea.
- Weight loss.
Can too much thyroxine cause headaches?
Side effects usually only occur if you're taking too much levothyroxine. This can cause problems including sweating, chest pain, headaches, diarrhoea and being sick. Tell the doctor if you develop new symptoms while taking levothyroxine.
Can you drink coffee right after taking Synthroid?
In studies, coffee reduced the body's absorption of thyroid medications by about 30%. That's why experts recommend that you
wait at least 60 minutes after drinking coffee to take your thyroid replacement medication
.
Can too much Synthroid cause weight gain?
Can Synthroid cause weight gain?
Weight gain isn't a known side effect of Synthroid
. Weight gain wasn't reported by people taking the drug in clinical trials. Weight gain is a known symptom of hypothyroidism (low levels of thyroid hormones), which Synthroid is used to treat.
What happens if you take Synthroid and you don't need it?
On the other hand, if you take too little Synthroid, your body may not have enough thyroid hormone. This can lead to symptoms
of hypothyroidism
(a condition that causes low thyroid
Is 50 mg of Synthroid a lot?
There are two strategies for initiating levothyroxine in healthy adults younger than 65 years:
low-dose
(50 mcg) and full-dose (1.6 to 1.7 mcg per kg). Traditionally, lower starting doses of 25 to 50 mcg per day are recommended for patients 65 years and older or who have ischemic heart disease.
Can too much Synthroid make you tired?
Take too much and you're at risk for weak bones, insomnia, breathlessness and even heart problems. My own experience with Synthroid began a few years ago when I started feeling more tired than usual. I chalked it up to stress, my endless to-do list and the lack of sleep.
What does a thyroid storm feel like?
Symptoms of thyroid storm include:
Feeling extremely irritable or grumpy
. High systolic blood pressure, low diastolic blood pressure, and fast heartbeat. Nausea, vomiting, or diarrhea.
Do you have hypothyroidism look at your hands?
Signs and symptoms of hypothyroidism can show up in the hands and nails. Hypothyroidism can cause dermatologic findings such as nail infection,
vertical white ridges on the nails
, nail splitting, brittle nails, slow nail growth, and nails lifting up.
What are the side effects of too much thyroid medication in dogs?
If given at too high of a dose, your dog may experience thyrotoxicosis. Signs of this may include
increased heart rate, appetite, drinking, urination, excitability, panting, and nervousness
.
What happens if you eat too soon after taking Synthroid?
Taking it with or too soon before or after a meal or snack could
reduce absorption to 64%
, from a high of 80% when you're fasting, according to the American Thyroid Association (ATA). Just changing your timing could bring your thyroid levels back into a normal range.
Can you take Synthroid at night?
Ideally,
levothyroxine should be the only medication taken at bedtime
. Just as with morning dosing, it is best to avoid co-administration with other medications such as statins, blood pressure drugs, and metformin.
What foods should be avoided when taking Synthroid?
Foods containing soy and cottonseed meal can make Synthroid less effective.
Walnuts, grapefruit juice, and dietary fiber
can also make Synthroid less effective. If you eat any of these on a regular basis, check with your doctor.
