W 4 (Trihexyphenidyl 2 mg)
This pill with imprint "W 4" is White, Round and has been identified as Trihexyphenidyl hydrochloride 2 mg. It is manufactured by West-Ward Pharmaceutical Corporation.
Trihexyphenidyl is used in the treatment of parkinson's disease; extrapyramidal reaction; cerebral spasticity and belongs to the drug class anticholinergic antiparkinson agents. FDA has not classified the drug for risk during pregnancy. Trihexyphenidyl 2 mg is not a controlled substance under the Controlled Substance Act (CSA).
- Imprint:
- W 4
- Strength:
- 2 mg
- Color:
- White
- Shape:
- Round
- Availability:
- Prescription only
- Drug Class:
- Anticholinergic antiparkinson agents
- Pregnancy Category:
- N - Not classified
- CSA Schedule:
- Not a controlled drug
- Manufacturer:
- West-Ward Pharmaceutical Corporation
- National Drug Code (NDC):
- 00143-1764
- Inactive Ingredients:
- lactose anhydrous
silicon dioxide colloidal
corn starch
magnesium stearate
microcrystalline cellulose
Note: Inactive ingredients may vary.
More about trihexyphenidyl
- Side Effects
- During Pregnancy or Breastfeeding
- Dosage Information
- Drug Images
- Drug Interactions
- Support Group
- Pricing & Coupons
- En Español
- 14 Reviews – Add your own review/rating
- Drug class: anticholinergic antiparkinson agents
Consumer resources
Other brands: Artane, Trihexane
Professional resources
Related treatment guides
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