Assertion: bronchospasm's effect | /r/ObjectUse | used in metered-dose inhalers
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text: The toxicological effects observed at these very high doses included ataxia, tremors, dyspnea, or salivation, similar to effects produced by the structurally-related chlorofluorocarbons (CFCs) used in metered-dose inhalers, that were extensively used in the past.