What effect should a nurse expect when assessing a middle-aged female client taking melatonin?

When assessing a middle-aged female client taking melatonin, the nurse should anticipate improved sleep as the primary effect. Melatonin is a hormone produced by the pineal gland that regulates the sleep-wake cycle. It is commonly used as a supplement to help individuals with sleep disorders, particularly in cases of insomnia or disrupted circadian rhythms. By taking melatonin supplements, many individuals experience a more natural onset of sleep, and overall sleep quality can improve.

Research has indicated that melatonin can help reduce the time it takes to fall asleep and may enhance the depth of sleep, which is particularly beneficial for individuals who may have difficulties with sleep due to aging or changes in lifestyle. The effects are most often observed as an improvement in sleep patterns, making it reasonable to expect better sleep quality in clients using this supplement.

The other potential effects, such as decreased fatigue or reduced appetite, are not well-supported by the direct effects of melatonin, and increased anxiety levels would typically not be associated with its use; in fact, melatonin is sometimes used to help mitigate anxiety associated with sleep patterns. Thus, improved sleep stands out as the expected outcome for a middle-aged female client taking melatonin.