What is Trihexyphenidyl Hydrochloride used for?
Trihexyphenidyl is used along with other medications to treat the symptoms of Parkinson’s disease (PD; a disorder of the nervous system that causes difficulties with movement, muscle control, and balance) and to control extrapyramidal symptoms (tremor, slurred speech) caused by certain medications.
When should Trihexyphenidyl be given?
How to use Trihexyphenidyl HCL. Take this medication by mouth, usually 3 to 4 times a day with meals and at bedtime, or as directed by your doctor. Your doctor may start you at a low dose and increase your dose slowly to find the best dose for you.
What does trihexyphenidyl do to the brain?
Trihexyphenidyl helps control Parkinson’s type symptoms by blocking the receptors that acetylcholine acts on and thus reducing acetylcholine activity. This helps restore the balance of acetylcholine and dopamine in the brain.
How does Trihexyphenidyl make you feel?
SIDE EFFECTS: Drowsiness, dizziness, constipation, flushing, nausea, nervousness, blurred vision, or dry mouth may occur. These effects usually lessen as your body gets used to the medicine. If any of these effects persist or worsen, contact your doctor or pharmacist promptly.
How much trihexyphenidyl should I take?
Adults—At first, 1 milligram (mg) once a day. Your doctor may increase your dose as needed. However, the dose is usually not more than 15 mg per day, given in divided doses 3 or 4 times per day.
How long does Trihexyphenidyl stay in your system?
The mean elimination half life of trihexyphenidyl is 3.2 ± 0.3 hours. Symptoms of overdose include mydriasis, dryness of mucous membranes, red face, atonic states of bowels and bladder, and hyperthermia in high doses.
Does trihexyphenidyl cause memory loss?
If you’re older than 60 years, you may be more sensitive to the effects of trihexyphenidyl. It has been shown to cause more confusion and memory loss in older people. Your doctor may start you on a low dosage and watch for side effects.
How long does trihexyphenidyl last in your system?
Trihexyphenidyl is rapidly absorbed from the gastrointestinal tract. The onset of action is within 1 hour after oral dosing. The peak activity is noted after 2 to 3 hours. The duration of action of one single dose is 6 to 12 hours in a dose dependent manner.
How long does trihexyphenidyl stay in your system?
Is Trihexyphenidyl taken with food?
You may take this medicine before or after food, although it is usually taken with meals.
What is a common side effect of fluphenazine?
Drowsiness, lethargy, dizziness, lightheadedness, nausea, loss of appetite, sweating, dry mouth, blurred vision, headache, and constipation may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly.