Rivaroxaban is a prescription medication used to prevent certain types of blood clots and strokes. Rivaroxaban can be used in people who are having hip or knee replacement surgery, and for people with an irregular heart rhythm.

Rivaroxaban, a "blood thinner", belongs to a group of drugs called factor Xa inhibitors. Factor Xa is an enzyme required for blood to clot. Rivaroxaban inhibits factor Xa, slowing down blood clot formation.

This medication comes in tablet form and is usually taken once daily, with or without food. For people taking it for atrial fibrillation...

Buprenorphine is a prescription medication used to treat moderate to severe pain and chronic, around-the-clock pain that will last a long period of time. Buprenorphine is also used to treat patients who are dependent on opioids (addiction to opioid drugs including heroin and narcotic painkillers).

Buprenorphine belongs to a group of drugs called opioid partial agonist-antagonists, which help to relieve pain by binding to certain opioid receptors in the body. It treats dependence because it produces similar effects to opioids.

This medication comes in skin patch form and is...

Alefacept is a prescription medication used to treat moderate to severe chronic plaque psoriasis in adults. Alefacept belongs to a group of drugs called immunosuppressants. It is thought to work by blocking the actions of certain cells of the immune system.

Alefacept comes in an injectable form to be given directly into a muscle by a healthcare provider. It is usually given once a week, for 12 weeks.

Common side effects include sore throat, dizziness, and cough. Do not drive or operate heavy machinery until you know how Alefacept affects you.

Dronedarone is a prescription medication used to lower the chance of hospitalization caused by atrial fibrillation (irregular heart rhythms). Dronedarone belongs to a group of drugs called antiarrhythmics, which help the heart beat normally.

This medication comes in tablet form and is taken twice a day, with food.

Common side effects of dronedarone include stomach problems, nausea, and tiredness.