Buy Phenergan online with free consultation & prescription

Book a quick face-to-face video consultation with a UK certified prescribing pharmacist, nurse, or doctor. If approved, your Phenergan will be prescribed* and delivered straight to your door within 10-14 working days. Avoid doctor waiting lists. No delays. Just expert care.

Phenergan is indicated for the treatment of Motion Sickness.

*Includes Free Private Prescription & Consultation.

Manufactured by Opella UK.

Phenergan packaging which is available to order online from NowPatient with free next day delivery
Excellent4.9 out of 5Trustpilot
Phenergan packaging which is available to order online from NowPatient with free next day delivery

Phenergan

Phenergan doses and pack sizes

*Your clinician will recommend the right strength and quantity for you during the consultation.

Treatment£17.99
Shipping£25.00
Total if approved£42.99

How it works

Fast, simple booking with a certified prescribing clinician

If approved, get your treatment prescription

Get tracked delivery straight to your door

No hidden fees. No delays.

Similar treatments

Phenergan alternatives

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Phenergan prices

Brand/GenericFormDosageQuantityPriceDelivery CostConsultation Cost
PhenerganBrandTablets25mg56£17.99£0.00*(with Core+ Plan)£0.00

FAQs

Answers to popular questions about Phenergan

What is Phenergan?

Phenergan is a brand name for promethazine hydrochloride, a first-generation antihistamine. It is available as 10 mg and 25 mg tablets, liquid (elixir), and injection. Phenergan has multiple uses: allergy relief (hay fever, urticaria), short-term insomnia treatment, motion sickness prevention, and nausea/vomiting relief. Phenergan 10 mg and 25 mg tablets and elixir are available over the counter from pharmacies.

How does Phenergan work?

Promethazine blocks histamine H1 receptors, providing antihistamine effects for allergy symptoms. It also crosses the blood-brain barrier, causing sedation (which is useful for insomnia) and has anti-emetic effects by acting on the vomiting centre and vestibular system (useful for motion sickness and nausea). Its anticholinergic properties contribute to its anti-emetic and drying effects.

How do I take Phenergan for different conditions?

For allergies: 25 mg at night, or 10 mg twice daily. For insomnia: 25–50 mg at bedtime (short-term only — up to 7–14 days). For motion sickness: 25 mg the night before travel, then 25 mg on the day of travel. For nausea: 25 mg at night, repeated if necessary. Always follow the dose instructions on the pack or your prescriber’s guidance. Take the tablets with water.

What are the side effects of Phenergan?

The most common side effect is drowsiness, which is significant and long-lasting (up to 12 hours). Do not drive or operate machinery after taking Phenergan. Other side effects include dry mouth, blurred vision, constipation, urinary retention, and dizziness. Avoid alcohol as it increases sedation. Paradoxical excitation (restlessness, insomnia) can occur in children.

How can I get Phenergan?

You can request Phenergan through NowPatient by completing a short online consultation with one of our prescribing clinicians. Your clinician will review your travel plans, medical history and any medicines you take to check that Phenergan is suitable for you. If treatment is suitable, a prescription is issued and your medication is dispensed by our registered pharmacy and delivered to your door.

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We are a broad skilled and passionate group of clinicians with experience of operating in regulated health systems in the United Kingdom & United States. Providing excellent care and advice is at the heart of everything we do.