Drugs A to Z
Browse 1,910 medicine pages by name. Each page explains what the medicine treats, how it is normally taken and which warnings matter.
Omnitrope
somatropin
Omnitrope (somatropin) is a recombinant human growth hormone used to treat growth failure in children and…
Omontys
peginesatide
Omontys is a man-made form of a protein that helps your body produce red blood cells. The amount of this…
Omvoh
mirikizumab-mrkz
Omvoh (mirikizumab-mrkz) is used to treat moderately to severely active ulcerative colitis (UC) or Crohn'…
OnabotulinumtoxinA
OnabotulinumtoxinA
OnabotulinumtoxinA (Botox, Botox Cosmetic) is a purified form of botulinum toxin type A that is used to t…
Onapgo
apomorphine hydrochloride 98 mg/20 mL
Onapgo (apomorphine hydrochloride) is a wearable Infusion device used to help relieve motor fluctuations…
Ondansetron
ondansetron (oral)
Ondansetron blocks the actions of chemicals in the body that can trigger nausea and vomiting. Ondansetron…
Onfi
clobazam
Onfi is a benzodiazepine (ben-zoe-dye-AZE-eh-peen). It is thought that clobazam works by enhancing the ac…
Ongentys
opicapone
Ongentys (opicapone) is a prescription medicine used to treat Parkinson's disease "off" episodes in adult…
Onglyza
saxagliptin
Onglyza is an oral diabetes medicine that helps control blood sugar levels. It works by regulating the le…
Onivyde
irinotecan liposomal
Onivyde (irinotecan liposomal) is an injectable prescription chemotherapy medicine that may be used to tr…
Onpattro
patisiran
Onpattro is used to treat the polyneuropathy caused by hereditary transthyretin-mediated amyloidosis (hAT…
Onsolis
fentanyl (buccal)
Onsolis was a buccal soluble film that contained fentanyl, a narcotic (opioid) pain medicine. Onsolis was…
Onswik
insulin efsitora alfa-gobe
Onswik is a long-acting, once-weekly insulin used to control high blood sugar in adults with type 2 diabe…
Onureg
azacitidine
Onureg is a prescription medicine used for continued treatment of adults with acute myeloid leukemia (AML…
Onyda XR
clonidine
Onyda XR (clonidine) is a once-daily, non-stimulant medication for ADHD to help improve hyperactivity, im…
Opana
oxymorphone
Opana is an opioid pain medication. An opioid is sometimes called a narcotic. Opana is used to treat mode…
Opdivo
nivolumab
Opdivo (nivolumab) is an immunotherapy treatment used to treat cancers such as melanoma, lung, colorectal…
Opdivo Qvantig
hyaluronidase/nivolumab systemic
Opdivo Qvantig (nivolumab and hyaluronidase-nvhy) is a subcutaneous (under the skin) form of Opdivo used…
Opdualag
nivolumab and relatlimab-rmbw
Opdualag is a prescription medicine used to treat: adults and children 12 years of age or older with a ty…
Opfolda
miglustat
Opfolda (miglustat) is an enzyme stabilizer medicine used in the treatment of late-onset Pompe disease in…
Opill
OTC and prescription
norgestrel
Opill is an OTC birth control pill used to prevent pregnancy that is available without a prescription. Op…
Opsumit
macitentan
Opsumit lowers blood pressure in your lungs, helping your heart pump blood more efficiently. Opsumit is u…
Opsynvi
macitentan and tadalafil
Opsynvi is used to treat pulmonary arterial hypertension (PAH, WHO Group I) of WHO functional class (FC)…
Opuviz
aflibercept
Opuviz (aflibercept-yszy) is an interchangeable biosimilar to Eylea that may be given by injection every…