Package | Dosage | Price | Price per Dose | |
---|---|---|---|---|
Dosage: 10mg | ||||
180 pill | 10mg | $73.99 | $0.41 | |
90 pill | 10mg | $58.99 | $0.66 | |
120 pill | 10mg | $54.99 | $0.46 | |
60 pill | 10mg | $44.99 | $0.75 | |
30 pill | 10mg | $29.99 | $1.00 | |
Dosage: 25mg | ||||
360 pill | 25mg | $215.99 | $0.60 | |
180 pill | 25mg | $116.99 | $0.65 | |
120 pill | 25mg | $85.99 | $0.72 | |
90 pill | 25mg | $69.99 | $0.78 | |
60 pill | 25mg | $51.99 | $0.87 | |
30 pill | 25mg | $29.99 | $1.01 |

Promethazine Description
Overview of Promethazine
Promethazine is a versatile medication commonly used to treat a variety of health conditions. It belongs to the class of drugs known as phenothiazines, which primarily act as antihistamines. This medication is often prescribed to relieve allergy symptoms such as hay fever, runny nose, and allergic conjunctivitis. It also plays a significant role in preventing and alleviating nausea and vomiting caused by various factors, including motion sickness, postoperative recovery, and certain infections. Due to its sedative properties, promethazine is sometimes used to induce sleep in patients experiencing insomnia. Overall, its broad spectrum of applications makes it a popular choice in both clinical and outpatient settings.
How Promethazine Works
The medication works by blocking histamine H1 receptors in the body, which are responsible for allergic responses. By doing so, it reduces symptoms like sneezing, itching, and nasal congestion. In addition to its antihistamine effects, promethazine also affects the central nervous system, producing sedation that helps manage nausea and insomnia. Its sedative properties can be beneficial when a patient needs relief from sleep disturbances. The drug is rapidly absorbed once taken orally, with effects typically beginning within 20 minutes to an hour. The medication is metabolized in the liver and excreted through the kidneys, with a half-life that supports dosing schedules of up to four times daily depending on the condition being treated.
Benefits and Effectiveness
Many users find promethazine highly effective for managing allergy symptoms and nausea. Its ability to provide quick relief is one of the reasons it remains a staple in many treatment plans. Patients often appreciate that it combines antihistamine and sedative effects in a single medication, reducing the need for multiple drugs. For motion sickness or travel-related nausea, promethazine offers a reliable solution. It can help improve the quality of life for individuals suffering from chronic allergies or gastrointestinal disturbances. Overall, its effectiveness depends on correct dosing and adherence to medical advice, but when used properly, promethazine can significantly improve symptoms and comfort.
Potential Side Effects and Precautions
Despite its benefits, promethazine may cause side effects in some users. Common adverse effects include drowsiness, dizziness, dry mouth, and blurred vision. Some individuals may experience gastrointestinal disturbances such as nausea or constipation. More serious but rare side effects include respiratory depression, allergic reactions, or extrapyramidal symptoms like tremors or uncontrollable movements. Because of its sedative effects, caution should be exercised when driving or operating machinery. It is also important to avoid alcohol and other central nervous system depressants while taking promethazine to reduce sedation risks. Pregnant women and breastfeeding mothers should consult healthcare providers before use, as safety data is limited. Patients with certain medical conditions, such as respiratory conditions or neurological disorders, should inform their doctor before initiating treatment with promethazine.
Usage and Dosage Guidelines
The dosage of promethazine varies depending on the condition being treated, age, and individual response. Typically, adults are prescribed doses ranging from 12.5 mg to 25 mg every four to six hours as needed. For motion sickness, a preemptive dose may be recommended before travel. In pediatric cases, dosage must be carefully adjusted by a healthcare professional based on weight and age. It is essential not to exceed the recommended dose to avoid toxicity. The medication should be taken with food or milk to minimize gastrointestinal discomfort. Patients are advised to follow their healthcare provider’s instructions closely and report any unusual side effects or lack of improvement. Proper adherence ensures maximum efficacy and safety of the treatment.