What does donnatal do

When the phenobarbital is discontinued, the dose of the anticoagulant may have to be decreased. Since barbiturates are metabolized in the liver, they should be used with caution and initial doses should be small in patients with hepatic dysfunction.

Use with caution in patients with: autonomic neuropathy, hepatic or renal disease, hyperthyroidism, coronary heart disease, congestive heart failure, cardiac arrhythmias, tachycardia, and hypertension. Belladonna alkaloids may produce a delay in gastric emptying antral stasis which would complicate the management of gastric ulcer.

Do not rely on the use of the drug in the presence of complication of biliary tract disease. Theoretically, with overdosage, a curare-like action may occur. Elixir can cause fetal harm when administered to a pregnant woman or can affect reproduction capacity. It is not known whether this drug is excreted in human milk.

Adverse reactions may include xerostomia; urinary hesitancy and retention; blurred vision; tachycardia; palpitation; mydriasis; cycloplegia; increased ocular tension; loss of taste sense; headache; nervousness; drowsiness; weakness; dizziness; insomnia; nausea; vomiting; impotence; suppression of lactation; constipation; bloated feeling; musculoskeletal pain; severe allergic reaction or drug idiosyncrasies, including anaphylaxis, urticaria and other dermal manifestations; and decreased sweating.

Elderly patients may react with symptoms of excitement, agitation, drowsiness, and other untoward manifestations to even small doses of the drug. Phenobarbital may produce excitement in some patients, rather than a sedative effect. Measure content performance. Develop and improve products. List of Partners vendors. Phenobarbital is a long-acting barbiturate typically prescribed to control seizures.

In some circumstances, it is used in treating withdrawal and for other purposes. Phenobarbital can be administered as an injection, a liquid elixir, or tablets. Each has their own speed of taking effect and appropriate dosages. The plasma half-life of phenobarbital in adults is an average of about 79 hours and hours in children.

It takes about 4 to 5 half-lives for drugs to be fully eliminated from your system. Phenobarbital is metabolized by the liver and excreted in the urine. It can be detected in the urine for up to 15 days after a dose.

If you take a urine drug screen while on phenobarbital, it will likely test positive for barbiturates. Phenobarbital can interact with many prescription and nonprescription medications, supplements, and herbal products while it is in your system. It is important to talk to your doctor about all of your medications to avoid these interactions, including ones you might start or stop taking.

Some drugs of special concern with phenobarbital include blood thinners, Antabuse, Vibramycin, Fulvicin, hormone replacement therapy HRT , monoamine oxidase MAO inhibitors, oral steroids, sedatives, sleeping pills, tranquilizers, and medications for anxiety, depression, pain, asthma, colds, and allergies, and some medications for seizures like phenytoin Dilantin and valproate Depakene.

Don't drink alcohol while phenobarbital is in your system as it can worsen side effects. Phenobarbital can harm a fetus, so it shouldn't be used if you plan to become pregnant, and it shouldn't be used if you are breastfeeding. Follow your doctor's orders or the directions on the label.

The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.

The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.

If you miss a dose of this medicine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses. Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing. This medicine will add to the effects of alcohol and other CNS depressants medicines that slow down the nervous system, possibly causing drowsiness.

Some examples of CNS depressants are antihistamines or medicine for hay fever, other allergies, or colds; sedatives, tranquilizers, or sleeping medicine; prescription pain medicine or narcotics; barbiturates; medicine for seizures; muscle relaxants; or anesthetics, including some dental anesthetics. Check with your doctor before taking any of the above while you are taking this medicine.

Do not take this medicine within 1 hour of taking antacids or medicine for diarrhea. Taking them too close together will make the belladonna alkaloids less effective. Belladonna alkaloids will often make you sweat less, causing your body temperature to increase. Use extra care not to become overheated during exercise or hot weather while you are taking this medicine, as overheating could possibly result in heat stroke.

This is especially important in children taking belladonna alkaloids. This medicine may cause your eyes to become more sensitive to light than they are normally. Wearing sunglasses and avoiding too much exposure to bright light may help lessen the discomfort. This medicine may cause some people to have blurred vision or to become drowsy, dizzy, or less alert than they are normally. Make sure you know how you react to this medicine before you drive, use machines, or do anything else that could be dangerous if you are not alert or able to see well.

This medicine may cause a dry mouth, nose, or throat. For temporary relief of mouth dryness, use sugarless candy or gum, melt bits of ice in your mouth, or use a saliva substitute. However, if your mouth continues to feel dry for more than 2 weeks, check with your dentist. Continuing dryness of the mouth may increase the chance of dental disease, including tooth decay, gum disease, and fungus infections.