Medication comparison involves evaluating the effectiveness, safety, and cost of different medications that can treat the same condition or have similar therapeutic effects. Researchers often conduct systematic reviews and meta-analyses to compare the outcomes of various medications in terms of their efficacy, side effects, drug interactions, and patient adherence. This research helps healthcare professionals and patients make informed decisions about which medication may be most suitable for their individual needs. Medication comparison studies can also inform healthcare policies and guidelines to improve patient outcomes and healthcare quality.