What is opioid use disorder? Opioid use disorder means that a person uses opioids even though it causes harm to themself or others. It can range from mild to severe. The more signs of it you have, the more severe it may be. Moderate to severe opioid use disorder is sometimes called addiction. People who have it may find...
Make sure you know about each of the medicines you take. This includes why you take it, how to take it, what you can expect while you're taking it, and any warnings about the medicine. The information provided here is general. So be sure to read the information that came with your medicine. If you have any questions or...
Learn more about how to use opioid medicines safely—if your child is prescribed one.
Here's information to help you work with your doctor so you can take prescribed opioids safely.
This medicine is used for the following purposes: diarrhea, drug addiction. Generic Name: Opium Tincture.
Opium preparation (sometimes called "opium tincture") is an opioid medication that is used to treat diarrhea. This medicine is not for use as an opioid pain medicine. Opium preparation may also be used for purposes not listed in this medication guide.
Opportunistic infections occur in people whose immune systems have been weakened by a disease, such as AIDS. An opportunistic infection may cause serious, even life-threatening, illness. Opportunistic infections that are common in people who have AIDS include Pneumocystis pneumonia, tuberculosis, and toxoplasmosis...
Opportunistic infections and diseases occur in people whose immune systems have been weakened by a disease such as HIV infection. Opportunistic infections that are common in people who have AIDS include pneumonia, tuberculosis, and toxoplasmosis. People who have AIDS are also more likely to develop cancers such as...
Oppositional defiant disorder (ODD) is a pattern of hostile behavior by children and teens toward their parents or other authority figures. They may argue about and break rules, lose their temper, annoy others on purpose, blame others for their mistakes or misbehavior, and be overly sensitive, angry, resentful, or...
The optic nerve is the nerve at the back of the eye that carries visual information from the eye to the brain.
The optic nerve carries electrical impulses from the eye to the brain, which converts the impulses into the things that you see.
Optic neuritis is inflammation of the optic nerve, which lies at the back of the eye and carries visual information from the eye to the brain. Optic neuritis may cause partial or total loss of vision, usually in one eye, and is often associated with pain when the eye moves. When optic neuritis causes partial vision...
What is optic neuritis? Optic neuritis is inflammation of the optic nerve, which lies at the back of the eye. This nerve carries visual information from the eye to the brain. If it's inflamed, you may have blurred or double vision or even loss of vision. What causes it? Your doctor may not know what caused this problem...
An optical coherence tomography (OCT) scan uses light beams to make detailed images of the inside of the eye. This test can find eye problems such as age-related macular degeneration or glaucoma. During the test, light beams are focused onto the back of the eye. The test can help find retina or optic nerve problems...
Opticians are skilled technicians who fill optical prescriptions and fit people with glasses or contact lenses. Opticians, unlike ophthalmologists and optometrists, are not licensed to test vision, write medicine prescriptions, or diagnose or treat eye diseases. Opticians can: Fill prescriptions for eyeglasses and...
Optometrists are health professionals who diagnose and treat many vision problems and diseases of the eye. An optometrist is not a medical doctor, but rather a doctor of optometry (OD). Optometrists can perform routine vision testing, prescribe eyeglasses and contact lenses, detect vision problems and eye disease...
Several oral devices have been tested to help treat people with sleep apnea or snoring. A device called a mandibular repositioning device pushes the jaw forward, improving airflow. Changing the position of the lower jaw enlarges the airway and decreases the chance that it will collapse when you inhale. Other oral...
Several oral devices have been tested to treat people with snoring, including a tongue-retaining device that is worn while sleeping. It pushes the tongue and jaw forward, improving airflow. Changing the position of the lower jaw enlarges the airway and decreases the chance that it will collapse when you inhale. This may...
What is oral cancer? Oral cancer is the growth of abnormal cells in any part of the mouth or lips. Most oral cancers start in the lining of the lips or mouth where you have thin, flat cells called squamous cells. This type of cancer may also be called oral cavity cancer or oropharyngeal cancer. What puts you at risk...
Oral cancer is the growth of abnormal cells in any part of the mouth or lips. Most oral cancers start in the lining of the lips or mouth in the thin, flat cells called squamous cells. Symptoms for oral cancer include sores or lumps that appear on the lips or in the mouth. Sometimes white patches that cannot be rubbed...
Oral cavity, oropharyngeal, hypopharyngeal, and laryngeal cancers may be referred to as head and neck squamous cell cancers. Oral cavity squamous cell cancers most commonly arise from the mucosal surfaces lining the oral cavity. Pharyngeal squamous cell cancers can be categorized into nasopharyngeal, oropharyngeal, and...
Screening is looking for cancer before a person has any symptoms. This can help find cancer at an early stage. When abnormal tissue or cancer is found early, it may be easier to treat. By the time symptoms appear, cancer may have begun to spread. Scientists are trying to better understand which people are more likely to...
Note: The Overview section summarizes the published evidence on this topic. The rest of the summary describes the evidence in more detail. Oral cavity, oropharyngeal, hypopharyngeal, and laryngeal cancers may be referred to as head and neck squamous cell cancers. Head and neck squamous cell cancers most commonly arise...
Cancer prevention is action taken to lower the chance of getting cancer. By preventing cancer, the number of new cases of cancer in a group or population is lowered. Hopefully, this will lower the number of deaths caused by cancer. To prevent new cancers from starting, scientists look at risk factors and protective...
The field of oral complications caused by cancer therapies continues to evolve for a number of reasons, including: High-quality basic, translational, and clinical research. Translation of selected clinical interventions into systematic reviews and clinical practice guidelines based on this research. Advances in cancer...
Oral complications are common in cancer patients, especially those with head and neck cancer. Complications are new medical problems that occur during or after a disease, procedure, or treatment and that make recovery harder. The complications may be side effects of the disease or treatment, or they may have other...
Provides a summary of interactions with vitamins, herbs, and food
An oral glucose tolerance test measures the body's ability to use glucose, a type of sugar found in fruits and many other foods. (Glucose is the main source of energy used by the body.) After the person has not had anything to eat or drink during the night, a blood sample is taken on the morning of the test. This is the...
Discusses oral glucose tolerance test that measures glucose (blood sugar) levels. Explains that test checks for gestational diabetes, prediabetes, and diabetes. Covers the types of tests done and how to prepare for them.
When a child has diarrhea or is vomiting, it is important to replace the fluids he or she is losing. Give your child small sips of water. Let your child drink as much as he or she wants. Ask your doctor if your child needs an oral rehydration solution (ORS) like Pedialyte or Infalyte. Oral rehydration solutions contain...
