Side Effects of Levothyroxine sodium 100mcgs when used in thyroid problems
A medicine is only made available to the public if the clinical trials have shown that the benefits of taking the medicine outweigh the risks.
Once a medicine has been licensed, information on the medicine’s effects, both intended and unintended, is continuously recorded and updated.
Some side-effects may be serious while others may only be a mild inconvenience.
Everyone’s reaction to a medicine is different. It is difficult to predict which side-effects you will have from taking a particular medicine, or whether you will have any side-effects at all. The important thing is to tell your prescriber or pharmacist if you are having problems with your medicine.
The frequency of these side-effects is unknown
- bone problems – these may occur in infants
- breathing difficulties
- chest pain
- difficulty sleeping
- faster heart rate
- feeling restless
- feelings of excitement
- general feeling of being unwell
- hair loss – this may occur in children
- heart problems
- hypersensitivity reactions
- intolerance of heat
- intracranial hypertension – this may occur in children
- joint pain
- muscle cramps
- muscle weakness
- premature epiphyseal closure – this may occur in children
- skin rash or rashes
- weight loss
- worsening of thyroid problems – these may occur if Levothyroxine sodium is taken at a high dose for long period of time. These may include lowered blood pressure, jaundice, confusion or coma
If you feel unwell or if you have concerns about a side-effect, you will need to seek advice. If you feel very ill, get medical help straight away. Contact your prescriber, pharmacist, nurse or call 111.