If you’ve been prescribed this medication, it can be helpful to know more about it.
This includes understanding Cogentin’s side effects, warnings, contraindications, and potential drug interactions.
This is referred to as drug-induced parkinsonism.
HeroImages/Getty Images
In addition to Cogentin, Artane (trihexyphenidyl) may also be prescribed to treat parkinsonism.
When first starting Cogentin, a low dose is recommended.
If you miss a dose of Cogentin, take it when you remember.
If it’s close to the time for your next dose, don’t take the missed dose.
Instead, take the next dose at the regular time, then resume your normal schedule.
How to Take and Store
Cogentin is typically delivered via injection into the muscle.
In emergency situations, it can also be administered intravenously or in IV form so it is faster-acting.
Storing it at room temperature, or between 68 and 77 degrees, is recommended.
Cogentin may cause sleepiness or dizziness.
Do not drive or operate machinery until you determine how this medication will affect you.
Always take this medication as directed by your healthcare provider.
Side Effects of Cogentin
Some people experience side effects when taking Cogentin.
Certain adverse effects are more common than others, and some can be severe.
Changing the dose may help, or they may switch you to a different medication.
Cogentin is not advised for people withtardive dyskinesiaor angle-closure glaucoma.
It’s unknown whether Cogentin is safe to use during pregnancy.
So, let your healthcare provider know if you are pregnant and they want to prescribe this drug.
Warnings and Interactions With Cogentin
Cogentin can lead to serious health issues as well as drug interactions.
This includes:
Allergic Reaction
Allergic reactions may be mild or serious.
Mild reactions include skin rashes that may go away if the dosage is decreased.
Severe reactions can include swelling of the face and throat, trouble breathing, and hives.
If you have a reaction, call your healthcare provider.
Seek emergency services if your allergic reaction is severe.
Heat Stroke
Cogentin can interfere with the body’s ability to sweat.
Mental Health Effects
This medication may lead to symptoms of confusion, excitement, or hallucinations.
If you experience any of these effects, talk to your healthcare provider about lowering your dose.
Interactions
Cogentin may interact with certain drugs, such as antipsychotic drugs andtricyclic antidepressants.
In some cases, these interactions have been fatal.
Therefore, it’s important that you tell your physician about any other medications you are taking.
Also tell your provider about any supplements, herbs, or vitamins that you take.
Whenmixed with alcohol, Cogentin can increase your feelings of drowsiness.
2018;7(2):233248. doi:10.1007/s40120-018-0105-0
Dols A, Lemstra AW.Parkinsonism and bipolar disorder.Bipolar Disord.
2020;22(4):413-415. doi:10.1111/bdi.12888
Stoker T, Greenland J.Parkinsons Disease: Pathogenesis and Clinical Aspects.
National Library of Medicine, MedlinePlus.Trihexyphenidyl.
National Library of Medicine, MedlinePlus.Benztropine.
2016;47(1):67-77. doi:10.1002/jppr.1303
U.S. Food and Drug Administration.Cogentin (benztropine mesylate injection) label.
