Promethazine: learn about side effects, dosage, special precautions, and more on MedlinePlus.
Keep all appointments with your doctor.
Protect the medication from light. Store promethazine suppositories in the refrigerator. Store promethazine tablets and liquid at room temperature and away from excess heat and moisture (not in the bathroom). Keep this medication in the carton or container it came in, tightly closed, and out of reach of children.
See the FDA's Safe Disposal of Medicines website ( http://goo.gl/c4Rm4p ) for more information if you do not have access to a take-back program. However, you should not flush this medication down the toilet.
Each tablet, for oral administration, contains 25 mg or 50 mg of promethazine hydrochloride. Promethazine Hydrochloride Tablets USP, 50 mg also contain anhydrous lactose. The administration of promethazine HCl (promethazine hydrochloride) in 25-mg doses will control minor.
Limited experience with dialysis indicates that it is not helpful.
For nausea and vomiting in children, the usual dose is 0.5 mg per pound of body weight, and the dose should be adjusted to the age and weight of the patient and the severity of the condition being treated. For prophylaxis of nausea and vomiting, as during surgery and the postoperative period, the average dose is 25 mg repeated at 4- to 6-hour intervals, as necessary.
Postoperative sedation and adjunctive use with analgesics may be obtained by the administration of 12.5 to 25 mg in children and 25- to 50-mg doses in adults.
PHENERGAN (promethazine hydrochloride) Suppositories, USP. DESCRIPTION. Each rectal suppository contains 12.5 mg or 25 mg promethazine HCl with.
Teratogenic effects have not been demonstrated in rat-feeding studies at doses of 6.25 and 12.5 mg/kg of promethazine. These doses are from approximay 2.1 to 4.2 times the maximum recommended total daily dose of promethazine for a 50-kg subject, depending upon the indication for which the drug is prescribed. Daily doses of 25 mg/kg intraperitoneally have been found to produce fetal mortality in rats.
Although antihistamines have been found to produce fetal mortality in rodents, the pharmacological effects of histamine in the rodent do not parallel those in man.
Promethazine oral tablet is a prescription drug used to treat several conditions. These include allergies, motion sickness, nausea and vomiting, anxiety before.
Examples of drugs that can cause interactions with promethazine are listed below.
Adult dosage (ages 18–64 years).
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Child dosage (ages 2–17 years).
What to do if you miss a dose: Take your dose as soon as you remember. This could result in dangerous side effects. But if you remember just a few hours before your next scheduled dose, take only one dose. Never try to catch up by taking two doses at once.
Child dosage (ages 0–23 months).
Some insurance companies require a prior authorization for this drug.
If promethazine abuse has become part of your or your love one's life, it is important to get treatment as soon as possible.
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As an antihistamine, promethazine blocks histamine production in the body, which helps to stave off an allergic reaction. In truth, promethazine can do more good than harm, provided they use it appropriay and in safe quantities. The drug also affects natural substances in the brain (like acetylcholine) to achieve its anti-nausea and sedative qualities.
Codeine is an opioid, and when someone stops using an opioid, they are going to experience withdrawal.