Will trioxin drops alter my personality?

No, Trioxin will not make you drowsy or dizzy.

These are the known side effects of Trioxin are:

Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Trioxin Drops:

Dryness; itching.

Seek medical attention right away if any of these SEVERE side effects occur when using Trioxin Drops:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); burning, cracking, irritation, or peeling not present before you began using Trioxin Drops.

http://www.drugs.com/sfx/trioxin-side-effects.html