Diamox Sequels (acetazolamide) and Lasix (furosemide) are used to treat congestive heart failure.

Diamox Sequels (acetazolamide) and methazolamide are carbonic anhydrase inhibitors used to treat glaucoma.

Keppra (levetiracetam) and Topamax (topiramate) are anti-epileptic drugs (AEDs) (anticonvulsants) used to treat types of seizures in people with epilepsy. Topamax is also used to prevent migraine headaches.

Topamax (topiramate) and Zonegran (zonisamide) are anticonvulsants used to prevent epileptic seizures. Topamax is also used to prevent migraine headaches.

Seroquel (quetiapine) and lithium (brand name: Lithobid) are used to treat bipolar disorder. Seroquel is also used to treat schizophrenia in adults and children who are at least 13 years old, and major depression. Seroquel and lithium belong to different drug classes. Seroquel is an antipsychotic and lithium is an alkali-metal.

Topamax (topiramate) and Lamictal (lamotrigine) are anticonvulsants used to prevent epileptic seizures. Topamax is also used to prevent migraine headaches.

Focalin (dexmethylphenidate) and Adderall (amphetamine and dextroamphetamine salts) central nervous system stimulants used to treat attention deficit hyperactivity disorder (ADHD). Adderall is also used to treat narcolepsy.

Intuniv (guanfacine) and Adderall (amphetamine and dextroamphetamine salts) are used to treat attention deficit hyperactivity disorder (ADHD). Unlike other drugs used to treat ADHD, Intuniv is not a stimulant.

Lamictal (lamotrigine) and lithium are used to treat seizure disorders. Lithium is also used to treat manic episodes of bipolar disorder. Lamictal and lithium belong to different drug classes. Lamictal is an anticonvulsant and lithum is an antimanic agent.