Vyta.co Learn

Answers before you book an appointment

Clear, physician-written guides to everyday health issues — what they mean, what to do, and when Vyta.co can handle it online.

Written & medically reviewed by licensed physicians · Updated regularly

Browse by condition

Every library, one place

Each condition gets its own thoroughly-covered library — written and medically reviewed by a licensed physician. More are on the way.



Articles

Single guides

Standalone explainers that don't belong to one condition — how care works, what to expect, and when to get seen.

How online prescriptions actually work

What actually happens when a licensed clinician prescribes online: how the visit works, when it's appropriate, when it isn't, and how treatment reaches your pharmacy.

What's the difference between Macrobid and Macrodantin?

Macrobid and Macrodantin are both nitrofurantoin for UTIs, but they're dosed differently. Here's the crystal-form difference and an easy way to keep them straight.

Refilling a prescription online without a video visit

Many routine medications can be refilled online without a live video visit. Learn how asynchronous care works, what it fits, and when to be seen in person instead.

UTIs don't keep office hours

We analyzed 213 UTI care requests over four months: two-thirds arrived outside weekday office hours, with steady demand around the clock. Here's what it shows.

UTI statistics: prevalence, recurrence, and resistance

Key statistics on urinary tract infections: lifetime prevalence in women, recurrence rates, leading causes, and antibiotic resistance, each attributed to a primary source.

Online prescriptions: safe signs and red flags

What the FDA warns about buying medicine online: how to spot a rogue pharmacy, what a legitimate telehealth visit looks like, and the red flags worth walking away from.

Common conditions treated online: what telehealth can and can't handle

What telehealth can and can't treat in 2026: the conditions clinicians handle online, synchronous vs. asynchronous care explained, and the red flags that need in-person care.

Valacyclovir: episodic vs. suppressive therapy

Valacyclovir treats herpes two ways: episodic dosing to shorten an outbreak you feel starting, and daily suppressive dosing to prevent them. Here's how to choose.



Why trust this

Written by a clinician. Reviewed by a clinician.

Every article in every library is authored and medically reviewed by a licensed physician, and dated so you know it's current. We tell you what's going on and what to do — and we're always clear about when to skip the reading and get seen.

Know what you need?
Skip to care.

A licensed Vyta.co clinician can review your symptoms and send treatment to your pharmacy — often the same day. No subscriptions, no waiting room.

Licensed clinicians HIPAA-compliant No subscription Often same-day