Delivery Time: ~7 days
What is Promethazine?
Promethazine is a neuroleptic drug that is a first generation antihistamine in the phenothiazine group of drugs. It functions by blocking the effects of histamine, a naturally occurring chemical. This reduces the symptoms of an allergic reaction, such as sneezing, runny nose, and others. Thus, Promethazine is an effective drug for treating various allergy symptoms.
What are the indications for using Promethazine?
Promethazine is prescribed to individuals suffering from some form of an allergic reaction, such as watery eyes, itchy skin, runny nose, hives, rashes, or sneezing. Promethazine can also be given to patients with lower respiratory tract infections, such as pneumonia, and asthma. It can act as a sedative and help people battle insomnia. People who are recovering from a surgery can take this medications to treat their surgery-related pain, nausea, or vomiting. Promethazine can also prevent motion sickness.
What is the dosage of Promethazine?
Promethazine is an oral drug that is available in tablet (12.5, 25, and 50mg), syrup (6.25mg/5ml), suppository (12.5, 25, and 50mg), and injection (25 and 50mg/ml) form. The exact dosage should be determined by a doctor in accordance with the patient’s condition. People with allergies are usually given either 25mg before bed or 6.25 or 12.5 three times a day. 25mg twice a day is enough to treat motion sickness. The average dosage for treating vomiting and nausea is 25mg. 12.5 to 25mg is enough to help children fall asleep, while the adults usually require 25-50mg.
What are the contraindications for using Promethazine?
Promethazine should never be given to children under the age of 2 as it can lead to death, nor to those who are allergic to it or similar drugs. It may also be unsafe for those suffering from liver disease, glaucoma, sulfite allergies, hypertension, adrenal gland tumors, asthma, hypocalcaemia, and heart disease. If you have these or a history of seizures, a week immune system, enlarged prostate, or a stomach ulcer, consult with a doctor prior to taking Promethazine.
What are the adverse effects of Promethazine?
Some common side effects include drowsiness, vomiting, dizziness, nervousness, itching, nightmares, nausea, and others. Some of the more serious adverse effects it can cause are sweating, fever, muscle stiffness, hallucinations, confusion, seizures, and others.