Review: could Effexor cause Myoclonic Jerks?


Myoclonic jerks is found among people who take Effexor, especially for people who are female, 40-49 old also take medication Temazepam, . We study 41,508 people who have side effects while taking Effexor from FDA and social media. Among them, 32 have Myoclonic jerks. Find out below who they are, when they have Myoclonic jerks and more.

Personalized health information

On eHealthMe you can find out what patients like me (same gender, age) reported their drugs and conditions on FDA and social media since 1977. Our tools are free and anonymous. 86 million people have used us. 300+ peer-reviewed medical journals have referenced our original studies. Start now >>>


Effexor has active ingredients of venlafaxine hydrochloride. It is often used in depression. (latest outcomes from Effexor 69,031 users)

Myoclonic Jerks

Myoclonic jerks (involuntary twitching of a muscle or group of muscles) (latest reports from 1,466 Myoclonic jerks patients).

On Sep, 17, 2016

41,508 people reported to have side effects when taking Effexor.
Among them, 32 people (0.08%) have Myoclonic Jerks

Number of reports submitted per year:

Could Effexor cause Myoclonic jerks?

Gender of people who have Myoclonic Jerks when taking Effexor *:

  • female: 63.33 %
  • male: 36.67 %

Age of people who have Myoclonic Jerks when taking Effexor *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 7.41 %
  • 20-29: 22.22 %
  • 30-39: 25.93 %
  • 40-49: 29.63 %
  • 50-59: 7.41 %
  • 60+: 7.41 %

Top co-used drugs for these people *:

  • Temazepam (6 people, 18.75%)
  • Xanax (2 people, 6.25%)
  • Premarin (2 people, 6.25%)
  • Phenelzine (2 people, 6.25%)
  • Alprazolam (2 people, 6.25%)

Top other side effects for these people *:

  • Tachycardia Nos (10 people, 31.25%)
  • Tremor Nec (9 people, 28.12%)
  • Overdose Nos (7 people, 21.88%)
  • Mydriasis (7 people, 21.88%)
  • Hypertonia (7 people, 21.88%)

* Approximation only. Some reports may have incomplete information.

** Reports from social media are used.

How to use the study: print a copy of the study and bring it to your health teams to ensure drug risks and benefits are fully discussed and understood.

Do you have Myoclonic jerks when taking Effexor?

Browse all side effects of Effexor

a b c d e f g h i j k l m n o p q r s t u v w x y z

Drugs that are associated with Myoclonic jerks

Myoclonic jerks

Could your condition cause Myoclonic jerks

Myoclonic jerks

Related studies

Can you answer these questions?

More questions for: Effexor, Myoclonic jerks

You may be interested in these reviews

More reviews for: Effexor, Myoclonic jerks

NOTE: The study is based on active ingredients and brand name. Other drugs that have the same active ingredients (e.g. generic drugs) are NOT considered.

WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.

DISCLAIMER: All material available on is for informational purposes only, and is not a substitute for medical advice, diagnosis, or treatment provided by a qualified healthcare provider. All information is observation-only, and has not been supported by scientific studies or clinical trials unless otherwise stated. Different individuals may respond to medication in different ways. Every effort has been made to ensure that all information is accurate, up-to-date, and complete, but no guarantee is made to that effect. The use of the eHealthMe site and its content is at your own risk.

You may report adverse side effects to the FDA at or 1-800-FDA-1088 (1-800-332-1088).

If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.