Worst Pills, Best Pills

An expert, independent second opinion on more than 1,800 prescription drugs, over-the-counter medications, and supplements

trihexyphenidyl


DRUG AND DIETARY SUPPLEMENT PROFILES

A comprehensive review of the safety and effectiveness of this drug. If the drug is not a Do Not Use product, information on adverse effects, drug interactions and how to use the medication are included.
Search results below include Drug and Dietary Supplement Profiles where your selected drug is a primary subject of discussion.

benztropine (COGENTIN); trihexyphenidyl
  • We list this drug as a Do Not Use drug because it causes memory impairment, confusion, hallucinations, and retention of urine.

WORST PILLS, BEST PILLS NEWSLETTER ARTICLES

Search results below include Worst Pills, Best Pills Newsletter Articles where your selected drug is a primary subject of discussion.

Drug-Induced Urinary Incontinence
September 2022
Numerous prescription and over-the-counter drugs can cause or exacerbate urinary incontinence. Knowing which medications prescribed or recommended by your doctor cause urinary incontinence will allow you to take steps to prevent or minimize this common, troubling adverse drug effect.
Drug-Induced Constipation
January 2022
Numerous prescription and over-the-counter drugs can cause or exacerbate constipation. Knowing which medications prescribed or recommended by your doctor cause constipation will allow you to take steps to prevent or minimize this common, troubling adverse drug effect.
Preventing Heat-Induced Death and Illness
June 2018
This article lists practical steps to take to avoid death, hospitalization or other medical problems caused by heat stress. It also identifies over 100 drugs that can impair your response to heat and thereby increase your risk of heat-induced illness and death.
Anticholinergics May Increase Dementia Risk in Elderly
August 2015
Learn about recent evidence suggesting that anticholinergic drugs — which include many antidepressants, antihistamines and overactive bladder control medications — may increase the risk for developing Alzheimer’s disease and other types of dementia in the elderly.
Preventing Heat-Induced Death and Illness
June 2012
This article lists practical steps to take to avoid death, hospitalization or other medical problems caused by heat stress. It also contains a list of 123 drugs that can impair your response to heat.