General MedicineGeneral Medicine
Promethazine HCl

Promethazine HCl

Without insurance

With insurance

Most insurance accepted

Board-certified clinicians

No hidden fees

Available nationwide

What is Promethazine HCl?

Promethazine HCl is a phenothiazine antihistamine used to treat nausea, vomiting, motion sickness, and allergic reactions. It works by blocking histamine and dopamine receptors in the brain, particularly in the area that triggers the vomiting reflex. It also has sedating properties that make it useful for managing anxiety before medical procedures or for promoting sleep in certain situations. Available in tablet, suppository, and injectable form, it's a versatile medication that's been used in clinical practice for decades.

Dual receptor blockade

Blocks both histamine H1 receptors and dopamine receptors in the chemoreceptor trigger zone of the brain—directly suppressing the signals that initiate the nausea and vomiting response.

Motion sickness and allergy relief

Its antihistamine activity makes it effective for motion-related nausea and allergic symptoms like itching, runny nose, and hives by preventing histamine from binding to its receptors.

Sedating properties

Promethazine HCl's CNS effects produce meaningful sedation, making it useful for pre-procedure anxiety relief and as a sleep aid in appropriate clinical settings.

Virtual visit with clinician

Ongoing support, always available.

Your care doesn’t end after your visit. Message your care team anytime to discuss side effects, ask questions about your medication, or request a refill.

We stay proactive so your care stays steady — adjusting your plan as needed and keeping you informed every step of the way.

What our customers have to say

Everything is upfront

Everything is upfront and exactly what they state. No hidden costs or fees. Great experience!

Leslie

5 out of 5 stars on Trustpilot

I felt heard and they followed through

I felt heard and they followed through until my prior authorization was approved after it was denied. They maintained communication with me until I received my medication.

Nichelle C

5 out of 5 stars on Trustpilot

Got refills quickly and affordably

I needed medication refills, and they were able to fill them quickly and affordably.

Mya Harbison

5 out of 5 stars on Trustpilot

Quick and easy from booking to Zoom

Everything was quick and easy from booking the blood work to our Zoom appointment. The doctor was pleasant and attentive.

Judy S

5 out of 5 stars on Trustpilot

Listened and responded right away

The physician I was paired with listened to all of my concerns and responded right away. She was thorough, and I received my medication within hours.

Camille

5 out of 5 stars on Trustpilot

Prescription confirmed within 45 minutes

I’d run out of a medication while I was in the process of changing doctors. I provided some information, and my prescription was done and confirmed within 45 minutes.

Mark

5 out of 5 stars on Trustpilot

Thorough history check and a prompt prior authorization

They were very thorough in checking my medical history for any possible problems with the new medication, and very prompt in handling the prior authorization with the pharmacy and the insurance carrier.

Louis

5 out of 5 stars on Trustpilot

Frequently asked questions

What is General Medicine?

What can General Medicine help with?

How much does General Medicine cost?

Who is the care team at General Medicine?

How do you protect my health information?