A member asked:

What are the side effect of trihexphenidyl hcl tablet if long time?

A doctor has provided 1 answer

OTC medications: Residual side effects from the actual medication. You may need more over time and if you stop taking them the insomnia gets worse.

Answered 5/20/2012

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Can a 8 yr old take half tablet of phenylephrine HCL 10mg?

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