Hetlioz LQ Side Effects
Generic name: tasimelteon
Medically reviewed by Drugs.com. Last updated on Jun 15, 2024.
Note: This document provides detailed information about Hetlioz LQ.
Applies to tasimelteon: oral capsule, oral suspension Side Effects associated with tasimelteon. Some dosage forms listed on this page may not apply specifically to the brand name Hetlioz LQ.
Applies to tasimelteon: oral capsule, oral suspension.
Precautions
It is very important that your doctor check your progress at regular visits. This will allow your doctor to see if the medicine is working properly and to decide if you should continue to take it.
This medicine may cause some people to become drowsy, sleepy, or less alert than they are normally. It is best that some activities before bedtime should be limited after taking this medicine.
Since smoking may decrease the treatment effects of this medicine, it is best to avoid smoking while you are using it. If you have any questions about this, check with your doctor.
Do not take other medicines unless they have been discussed with your doctor. This includes prescription or nonprescription (over-the-counter [OTC]) medicines and herbal or vitamin supplements.
Serious side effects of Hetlioz LQ
Along with its needed effects, tasimelteon (the active ingredient contained in Hetlioz LQ) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor immediately if any of the following side effects occur while taking tasimelteon:
More common side effects
- bladder, lower back, or side pain
- bloody or cloudy urine
- difficult, burning, frequent, or painful urination
Other side effects of Hetlioz LQ
Some side effects of tasimelteon may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.
Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
More common side effects
For healthcare professionals
Applies to tasimelteon: oral capsule, oral suspension.
Nervous system adverse events
- Very common (10% or more): Headache (17%)
- Frequency not reported: Somnolence[Ref]
Hepatic
- Very common (10% or more): Increased ALT (10%)[Ref]
Psychiatric
- Very common (10% or more): Nightmare/abnormal dreams (10%)
Genitourinary
- Common (1% to 10%): Urinary tract infection[Ref]
Respiratory
- Common (1% to 10%): Upper respiratory tract infection[Ref]
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References
1. (2014) "Product Information. Hetlioz (tasimelteon)." Vanda Pharmaceuticals Inc
More about Hetlioz LQ (tasimelteon)
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Further information
Hetlioz LQ side effects can vary depending on the individual. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Note: Medication side effects may be underreported. If you are experiencing side effects that are not listed, submit a report to the FDA by following this guide.