Answer
Lithium may increase severe neurological or movement-related toxicity, while prochlorperazine can oppose levodopa's effects. These combinations require prescriber review.
Sources for this answer
- Prochlorperazine maleate 3 mg Buccal Tablet-P/Almus Migraine Relief 3mg Buccal Tablets — Current selected SmPCemc · Summary of Product Characteristics
- Buccastem M — Current selected SmPCemc · Summary of Product Characteristics
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