Answer
Methylphenidate hydrochloride is associated with the onset or worsening of motor and verbal tics, and worsening of Tourette's syndrome has also been reported.
Sources for this answer
- Equasym XL 10 mg, 20 mg or 30 mg CapsulesTakeda UK Ltd · emc · SmPC §4.4 Special warnings and precautions for use · Version 26Document updated
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