Syrup: The safety information is based on the individual components since there is limited information for the combination of multivitamins, buclizine hydrochloride, and lysine hydrochloride.
Vitamin C: Vitamin C is usually well tolerated with usual doses. Oral intake of high doses has been reported to cause diarrhea and other gastrointestinal disturbances as well as hyperoxaluria. Prolonged intake of large doses may also induce tolerance resulting in deficiency symptoms upon resuming intake of normal doses.
Vitamin B: Adverse events with B vitamins are rare although peripheral sensory neuropathy, hypersensitivity reactions, constipation, vomiting, abdominal pain, and yellow discoloration of urine have been reported.
Buclizine: Adverse drug reactions on buclizine includes drowsiness, dryness of mouth, headache, and jitteriness.
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