ADVERSE REACTIONS
Skin and urine discoloration
The most common reaction is discoloration of the skin and urine. Skin will attain a temporary yellowish discoloration. Urine attains a bright yellow color. Discoloration of the skin usually fades in 6 to 12 hours and usually fades in urine in 24 to 36 hours.
Gastrointestinal Reaction
The next most common adverse reaction is nausea. Vomiting, and gastrointestinal distress have also occurred. A strong taste may develop after injection.
Hypersensitivity Reactions
Symptoms and signs of hypersensitivity have occurred. Generalized hives and itching, bronchospasm and anaphylaxis have been reported. [see
Contraindications and Warnings and Precautions
]
Cardiopulmonary Reactions
Syncope and hypotension may occur. Cardiac arrest, basilar artery ischemia, severe shock and death may occur rarely. [see
Warnings and Precautions
]
Neurologic Reactions
Headache may occur. Convulsions may rarely occur following injection.
Thrombophlebitis
Thrombophlebitis at the injection site has been reported. Extravasation of the solution at the injection site causes intense pain at the site and a dull aching pain in the injected arm. [see Administration
and
Warnings and Precautions
].
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