Medicines and Dizziness: Could Your Medication Be Contributing?
Dizziness can have many causes, but one possibility that is sometimes overlooked is medication.
Some medicines can cause dizziness, light-headedness, unsteadiness or blurred vision. Others may affect blood pressure, alertness or the body’s ability to compensate for a vestibular problem.
Potential contributors include certain blood pressure medications, sedatives, some antidepressants, antihistamines and medicines that affect the inner ear. The likelihood of side effects depends on the specific drug, dose, combinations and individual circumstances.
Can medication slow vestibular recovery?
Some medicines, particularly vestibular suppressants such as certain antihistamines and benzodiazepines, reduce symptoms by dampening activity within the vestibular system. They may be useful in selected circumstances, particularly during severe acute vertigo.
However, prolonged use may interfere with the processes of vestibular compensation in some patients. This is one reason why ongoing medication should be reviewed when dizziness persists.
This does not mean that prescribed medication is necessarily inappropriate. Some medicines are essential, and treatments for migraine or other underlying conditions may improve dizziness over time.
What should you do?
If you are feeling dizzy, do not stop or change your medication without speaking to your GP or prescribing clinician. Instead, ask whether your symptoms could be a side effect and whether a review is appropriate.
A vestibular physiotherapy assessment may also help determine whether balance problems, reduced gaze stability or motion sensitivity are contributing to your symptoms.
The goal is not simply to suppress dizziness, but to understand why it is happening and choose the right combination of medical care and rehabilitation.
Seek urgent medical attention for sudden severe dizziness accompanied by symptoms such as weakness, difficulty speaking, double vision or a new severe headache.
Ototoxic drugs and hearing loss – RNID
Note I am not a prescriber and therefore can not advise directly about taking medications – rather it is something that is considered when assessing dizziness for the first time.
