Promethazine is a phenothiazine derivative used in the treatment of rhinitis, conjunctivitis and mild and uncomplicated allergic skin reactions. Phenergan is highly sedative in nature. Promethazide is H1 selective antagonist. Promethazide is not used in the treatment of asthma. Phenergan has significant central anticholinergic property. Phenergan is used along with epinephrine in acute manifestations of anaphylactic reactions. Phenergan can prevent nausea and vomiting associated with certain type of anesthesia and surgery. You can buy Promethazine here at Rx 2 Go Pharmacy without any hassles.
How does Promethazine / Generic of Phenergan , Histantil work?
Promethazine is a H1 selective antagonist. Phenergan also exhibits sedative and anti emetic properties.
Side effects of Promethazine / Generic of Phenergan , Histantil
The common side effects reported with Phenergan are sedation, somnolence, dizziness, blurred vision, confusion, extrapyramidal side effects, tachycardia, bradycardia, faintness, dermatitis, photosensitivity, dry mouth, nausea, vomiting, jaundice, asthma and respiratory depression.
Guidelines before using Promethazine / Generic of Phenergan , Histantil
Phenergan should not be administered in pediatric patients below the age of 2. Phenergan can cause sedation. Phenergan should not be given along with CNS depressants like alcohol as it can aggravate sedation. Phenergan should not be used along with anticholinergic drugs. Phenergan and epinephrine should be administered with caution as Phenergan reverses epinephrine vasopressor action. Phenergan and monoamine oxidase inhibitors (MAOI) should not be administered together because of extrapyramidal side effects. Promethazine should be used carefully in patients with severe cardiovascular disease or hepatic disease. Avoid alcohol while on Phenergan treatment. The patient should be advised to avoid activities that require alertness and concentration as it causes sedation. Phenergan should not be administered to pregnant women and nursing mothers. If it is an absolute must to take Phenergan during pregnancy and lactation, it should be administered under the supervision of a medical practitioner.
What are the common dosages of Promethazine / Generic of Phenergan , Histantil ?
The recommended starting dosage of Phenergan in adults and pediatric patients in allergy, motion sickness, nausea and vomiting is 25mg twice daily. The dose of Phenergan for sedation and pre and post operative cases is 12.5 to 25mg in pediatric patients and 25 to 50 mg in adults.
Difference between Brand and Generic
The active ingredient is Promethazine in both brand and generic forms because of which the mechanism of action and drug interactions are the same. The difference between brand and generic forms are packaging, pricing and the brand name. Generic variants are priced cheaper because there are no brand names associated with it as well as no expenses towards research and development. You can purchase cheap Phenergan pills when it is sold as a generic variant.
Where and How to buy Promethazine / Generic of Phenergan, Histantil?
You can purchase Phenergan medicine online from our pharmacy. When you order Phenergan drug online from us, it will reach your doorstep without any hassles. You can also save more when you buy Promethazine online in more numbers with the volume discounts we offer.
Why is the price of Promethazine / Generic of Phenergan , Histantil so cheap at Rx 2 Go Pharmacy?
Being a generic drug, there are no costs involved in research and development activities. We also source the prescription drugs directly from approved manufacturers. Buying in bulk helps us in getting volume discounts. All these savings translate as cheaper price of Generic Phenergan at Rx 2 go Pharmacy.
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