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Promethazine HCl (Promethazine Hydrochloride) Side Effects

9.21.2017 | John Carrington

Learn about Promethazine HCl (Promethazine Hydrochloride) may treat, uses, dosage, side effects, drug interactions, warnings, patient labeling, reviews, and.

home drugs a-z list side effects drug center promethazine hcl (promethazine hydrochloride) drug.

Excessively large dosages of antihistamines, including promethazine hydrochloride tablets, in pediatric patients may cause sudden death (see OVERDOSAGE ). Hallucinations and convulsions have occurred with therapeutic doses and overdoses of promethazine in pediatric patients. In pediatric patients who are acuy ill associated with dehydration, there is an increased susceptibility to dystonias with the use of promethazine HCl (promethazine hydrochloride).


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Promethazine Uses, Dosage & Side Effects

5.17.2017 | James Laird

Promethazine (Phenergan) is used to treat allergy symptoms, nausea and vomiting after surgery and to prevent motion sickness. Includes promethazine side.

Usual Adult Dose of Promethazine for Allergic Rhinitis:

an MAO inhibitor such as isocarboxazid (Marplan), tranylcypromine (Parnate), phenelzine (Nardil), or selegiline (Eldepryl, Emsam); or.

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Promethazine Oral Uses, Side Effects, Interactions, Pictures

4.16.2017 | Brianna Miers

Find patient medical information for Promethazine Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings.

Do not increase your dose or take this medication more often than directed. The dosage is based on your age, medical condition, and response to treatment. In children, the dosage may also be based on weight.

Selected from data included with permission and ed by First Databank, Inc. This ed material has been downloaded from a licensed data provider and is not for distribution, expect as may be authorized by the applicable terms of use.

You may report side effects to FDA at 1-800-FDA-1088 or at

Promethazine Side Effects, Dosage, Uses & More

12.24.2017 | Victoria Hoggarth

Promethazine is an oral tablet used for sedation, pain, anxiety, nausea, and allergies. Learn about side effects, dosage, and more.

When traveling with your medication:

Child dosage (ages 2–17 years).

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You should not need a new prescription for this medication to be refilled. Your doctor will write the number of refills authorized on your prescription. A prescription for this medication is refillable.

Talk to your doctor about other drug options that may work for you. There are other drugs available to treat your condition. Some may be better suited for you than others.

Promethazine is a prescription drug.


3.15.2017 | John Carrington

Promethazine is a neuroleptic medication and first-generation antihistamine of the phenothiazine family. The drug has strong sedative and weak antipsychotic.

Extremely rare side effects include:

It is available in many countries under many brand names.

Another notable use of promethazine is as a local anesthetic, by blockade of sodium channels.

The drug has strong sedative and weak antipsychotic effects. In some countries it is prescribed for insomnia when benzodiazepines are contraindicated. Promethazine is a neuroleptic medication and first-generation antihistamine of the phenothiazine family. It is available in many countries under many brand names. It also reduces motion sickness and has antiemetic and anticholinergic properties (via its action on the dopamine receptor D 2 ).