Trihexyphenidyl hydrochloride

  • What is Trihexyphenidyl hydrochloride?

    Trihexyphenidyl is used to treat symptoms of Parkinson's disease and tremors caused by other medical problems.
  • What is the most important information I should know about Trihexyphenidyl hydrochloride?

    Trihexyphenidyl may increase the risk of developing glaucoma. Tell your doctor immediately if you experience any eye problems or change in vision.
  • Who should not take Trihexyphenidyl hydrochloride?

    Do not take this medication if you are allergic to trihexyphenidyl or any of its components.
  • What should I tell my doctor before I take the first dose of Trihexyphenidyl hydrochloride?

    Tell your doctor about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with trihexyphenidyl. Also talk to your doctor about your complete medical history, especially if you have heart problems, high blood pressure, liver or kidney disease, glaucoma, or vision problems.
  • What is the usual dosage?

    The information below is based on the dosage guidelines your doctor uses. Depending on your condition and medical history, your doctor may prescribe a different regimen. Do not change the dosage or stop taking your medication without your doctor's approval.

    Adults: The doctor will need to individualize the dose based on your condition and any other medications you are taking.

  • How should I take Trihexyphenidyl hydrochloride?

    Take this medication exactly as prescribed by your doctor.
  • What should I avoid while taking Trihexyphenidyl hydrochloride?

    Trihexyphenidyl may cause dizziness or blurred vision. Use caution when driving, operating machinery, or performing other hazardous activities until you know how this drug affects you.

    Avoid combining trihexyphenidyl with alcohol, since this may increase drowsiness and dizziness.

    Avoid becoming overheated. Trihexyphenidyl may cause decreased sweating. This could lead to heat stroke in hot weather or with vigorous exercise.

  • What are possible food and drug interactions associated with Trihexyphenidyl hydrochloride?

    If trihexyphenidyl is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your doctor before combining this medication with any the following: fluvoxamine, fluoxetine, levodopa, paroxetine, pindolol, propranolol, and tranquilizers.
  • What are the possible side effects of Trihexyphenidyl hydrochloride?

    Side effects cannot be anticipated. If any develop or change in intensity, inform your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking this drug.

    Side effects may include: drowsiness, dizziness, mild nausea, nervousness, blurred vision, dry mouth, constipation

  • Can I receive Trihexyphenidyl hydrochloride if I am pregnant or breastfeeding?

    The effects of trihexyphenidyl during pregnancy and breastfeeding are unknown. Tell your doctor immediately if you are pregnant, plan to become pregnant, or are breastfeeding.
  • What should I do if I miss a dose of Trihexyphenidyl hydrochloride?

    Take the missed dose as soon as you remember. However, if it is almost time for the next dose, skip the missed dose and continue with your regular schedule. Do not take 2 doses at once.
  • How should I store Trihexyphenidyl hydrochloride?

    Store at room temperature in a tightly closed container.