Biperiden lactate

A 35-year-old woman with schizophrenia developed acute respiratory distress and laryngeal stridor (196). Neuroleptic drug-induced laryngeal dystonia was diagnosed. She was given biperiden lactate 10 mg intramuscularly and her symptoms resolved fully within 30 minutes. On the advice of a psychiatrist, and to sedate her for admission to a psychiatric hospital, her mother had secretly put 50 drops of haloperidol (10 mg/ml) in her food 1 hour before the symptoms appeared. 

Dose. 2 to 12 mg of biperiden hydrochloride daily, by mouth. Biperiden lactate is given parenterally in doses of 5 to 20 mg daily. 

Benztropine mesylate Biperiden lactate Procyclodine hydrochloride Trihexyphenidyl hydrochloride... 

Biperiden hydriKhluride has all uf the actions described fur biperiden. The hydrochlurtde is used for tablets becau.se it is better. suited to this do.sage furm than is the lactate salt. As with the free base and the lactate. salt, xerostumia (dryness of the mouth) and blurred vision may occur. 

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