Pharmacists know the science of the medicine inside and out, so they can ensure that patients receive the correct dosages of life-saving prescriptions. They identify any dangerous interactions with other drugs and educate patients about the medication. Some pharmacists go a step further to offer tips for health and well-being. A pharmacist is a health care professional specializing in the usage and administration of medication. They dispense prescriptions to patients upon receiving a physician’s orders. Pharmacists are experts on how drugs work and interact with the body so that patients who take them achieve the best possible results.