Which factor can some over-the-counter drugs affect related to alcohol consumption?

Over-the-counter drugs can affect the rate of intoxication when combined with alcohol. Some medications can enhance the effects of alcohol, leading to increased intoxication. It is important to be cautious when taking over-the-counter drugs alongside alcohol, as they can potentiate the effects of alcohol and result in unexpected outcomes. Options A, B, and D are not accurate because over-the-counter drugs do not typically decrease blood alcohol levels, speed up sobriety, or prevent hangovers.