When Should You Come In for a Cold or Flu?

Not sure if this cold or flu is something you can ride out — or something you should get looked at today? Here’s the short answer: if you’ve had a fever, body aches, or a cough that isn’t easing up after 2–3 days, it’s worth a walk-in visit. You don’t need an appointment, and most visits at Alamo City Urgent Care take under an hour.

If you’re having trouble breathing, chest pain, or confusion, skip this page and call 9-1-1 or go to the nearest emergency room.

Should You Walk In Right Now?

A cough is a natural reflex that helps clear the airways of mucus, irritants, or infection, and it’s one of the most common symptoms associated with cold, flu, and cough illnesses.

In many cases, coughing subsides within a couple of weeks as the body recovers. However, a persistent cough that lasts for several weeks or even months can become disruptive and uncomfortable, especially when it interferes with daily activities, work, or sleep.

Persistent coughing may vary in severity. Some people experience mild, dry coughing fits that come and go, while others have intense coughing spells triggered by activities like talking, laughing, or physical movement.

You might also notice symptoms worsening at night or in specific environments.

While a lingering cough may be the tail end of a common cold or flu, it can also signal something more serious, like bronchitis, post-viral cough, asthma, or another underlying condition.

If your cough is not improving or worsening, seeking timely medical care is important.

Come in today if you’re dealing with any of the following:

  • Fever of 100.4°F or higher that hasn’t broken in 24–48 hours
  • A cough that’s gotten worse instead of better after a week
  • Body aches, chills, or fatigue that are keeping you out of work or school
  • Sore throat or congestion that isn’t responding to over-the-counter meds
  • You’re in a higher-risk group — young kids, adults 65+, pregnant, or living with a condition like asthma, diabetes, or heart disease

If you’re seeing any of that, walk in to your nearest Alamo City Urgent Care location — no appointment needed.

What Happens When You Walk In

Here’s what a visit for cold or flu symptoms actually looks like:

  1. Check in.

Walk in or reserve your spot online to shorten your wait.

  1. Quick assessment.

A provider reviews your symptoms and, if needed, runs a rapid flu test to confirm what you’re dealing with.

  1. Treatment on the spot.

Most patients are in and out with a diagnosis and treatment plan the same visit — no waiting days for results.

  1. Total time.

Most cold and flu visits take under an hour, start to finish.

When to See a Doctor for a Cough

While coughs are often a normal part of colds, flu, and cough illnesses, it’s essential to know when they become more than just a symptom.

If your cough persists for over three weeks or starts interfering with your ability to talk, sleep, or perform daily activities, it may be time to visit a provider for cold, flu, and cough treatment.

You should also seek medical care right away if you experience any of the following symptoms:

  • Coughing up blood.
  • Chest pain that worsens when coughing.
  • Difficulty breathing or wheezing.
  • Severe fatigue or sleepiness.
  • High fever (over 100.4° F).
  • Persistent night sweats.
  • Dizziness or fainting.
  • Headaches or vomiting.
  • Nosebleeds or incontinence.
  • Discolored mucus or phlegm.
  • Fractured ribs from excessive coughing.

What Happens if a Persistent Cough Is Left Untreated?

Left untreated, a persistent cough can lead to complications like chest pain, throat irritation, rib fractures, or even lung damage.

If your cold, flu, or cough symptoms aren’t improving, visit Alamo City Urgent Care for prompt evaluation and relief.

Understanding a Common Cold and Its Symptoms

The common cold is a viral upper respiratory infection that affects the nose, throat, and sinuses. While usually mild, cold symptoms can still make you feel run down and disrupt your daily routine.

Common cold symptoms include:

  • Cough.
  • Stuffy or runny nose.
  • Sore throat.
  • Congestion.
  • Sneezing.
  • Watery eyes.
  • Mild head and body aches.
  • Fatigue.
  • Low-grade fever.
  • Mild chills.
  • Slight pressure in the face and ears.

When to See a Doctor for a Cold

You might have an upper respiratory infection if you have struggled with cough and cold symptoms that haven’t improved with over-the-counter medications and at-home treatments for three weeks or more.

It’s time to go to urgent care for a cold if you have:

  • Severe chest pain.
  • Difficulty breathing or wheezing.
  • A fever (100.4° F or higher).
  • A weakened immune system.
  • Persistent night sweats.
  • A cough that is interfering with your daily activities or sleep.

While cold and flu symptoms overlap, there are a few key differences. Next, we share those differences and when to seek urgent care.

A Look at the Flu and Its Symptoms

The flu, or influenza, is a contagious respiratory illness caused by influenza viruses. It typically comes on suddenly, leading to moderate to severe symptoms that disrupt daily life.

Typical flu symptoms include:

  • A fever (100.4° F or higher) that comes on suddenly.
  • Severe head and body aches.
  • Muscle aches and pain.
  • Fatigue and weakness that is often extreme.
  • Dry, persistent cough.
  • Chills and sweats.
  • Nausea, vomiting, or diarrhea (more common in children than adults).
  • Runny or stuffy nose (though less common than with a cold).
  • Sore throat (though less common than with a cold).

When To Go to Urgent Care for the Flu

Often, flu symptoms can be safely managed at home without medical intervention, but sometimes lingering or worsening symptoms can leave you wondering, “Should I go to the doctor for the flu?”

If you or a loved one is part of a high-risk population (e.g., young children, adult over 65, pregnant woman, or someone with an underlying health condition like asthma, diabetes, or heart disease) or your flu symptoms aren’t improving after a few days, your illness could be progressing into something more severe, such as:

  • Pneumonia
  • Bronchitis
  • Sinus infection
  • Ear infection

For a prompt and accurate diagnosis, including a rapid flu test, visit your nearest Alamo City Urgent Care for coughs, colds, and flu in San Antonio, TX.

Get Rapid Relief for Cough, Cold, and Flu Symptoms at Alamo City Urgent Care

If you or a loved one is experiencing persistent or worsening cough, cold, or flu symptoms, visit Alamo City Urgent Care for prompt urgent care treatment.

Our professional medical staff will quickly assess your symptoms and begin a course of treatment, if needed, to help you feel better fast. You can book ahead to save time or walk to the nearest location.

Feeling worse instead of better? Don’t wait it out. Visit your nearest Alamo City Urgent Care walk-in clinic in San Antonio — we’ll get you seen fast, so you can start feeling better sooner.

Urgent Care Services

We treat a wide range of urgent health conditions at our urgent care clinic in San Antonio, including:

Alongside our urgent care services, we provide complete care for: