Feeling sick? Walk in now —
same-day illness treatment
Cold, flu, strep throat, ear infections, UTI, sinus infections, fever, bronchitis and more — treated same day at all 3 Silicon Valley locations. No appointment, no referral, no ER bill. Walk in any time we're open.
- No appointment needed
- Rapid on-site strep & flu tests
- Prescriptions sent same visit
- Adults & children welcome
- Open 7 days a week
- Most insurance accepted
Common illnesses treated same day — no appointment needed
Instant Urgent Care specializes in providing immediate treatment for non-life-threatening illnesses. If you can't get a same-day appointment with your regular doctor, or you don't have a primary care physician — we're here for you, 7 days a week.
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Fever, body aches, chills, congestion, cough. Rapid flu A/B test on site. Antiviral treatment (Tamiflu) available same visit.
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Severe sore throat, pain swallowing, fever, white patches. Rapid strep test — results in ~10 minutes. Antibiotics prescribed if positive.
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Ear pain, pressure, reduced hearing, drainage. Common in children and adults. Diagnosis and antibiotics provided same visit.
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Facial pressure, nasal congestion, post-nasal drip, headache. Treated with antibiotics if bacterial, or symptom relief if viral.
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Burning urination, frequent urge, pelvic pain. Urine dipstick test on site. Antibiotics prescribed same visit.
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Persistent cough (with or without mucus), chest tightness, fatigue. Chest X-ray available if needed. Treated same visit.
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High temperature in adults or children. Provider evaluates cause and provides treatment or guidance. Pediatric fever care available.
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Stomach flu, food poisoning, gastroenteritis. IV fluids available for dehydration. Anti-nausea medications prescribed.
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Red, itchy, watery or discharge-producing eyes. Viral or bacterial — provider determines type and prescribes drops if needed.
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Hives, skin rash, allergic reactions, contact dermatitis. Antihistamines, topical steroids, or referral depending on severity.
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Persistent or severe headache, migraine. Provider evaluates for concerning symptoms and provides treatment or referral.
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Vertigo, lightheadedness, fainting spells. Evaluated for cause including dehydration, blood pressure, or inner ear issues.
⚠️ Not sure if we can help? Call us at (408) 791-1210 and we'll let you know. For chest pain, difficulty breathing, or life-threatening emergencies — call 911 or go to the nearest ER.
Faster than your doctor, far cheaper than the ER
When you can't wait days for a primary care appointment and don't need emergency room care, urgent care is the right choice. Instant Urgent Care provides the same quality diagnosis and treatment — without the wait or the bill.
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Average wait time is 15 minutes. No days-long wait for an appointment with your regular doctor.
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Urgent care visits cost significantly less than emergency room visits for the same common illness.
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MDs and nurse practitioners with urgent care and primary care expertise treat every patient.
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Rapid strep test (~10 min), rapid flu test (~15 min), urinalysis, and on-site lab — results during your visit.
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Prescriptions sent electronically to your pharmacy during your visit. Start treatment the same day.
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Open Monday–Friday and weekends. Illness doesn't follow a schedule — neither do we.
What is a general illness — and when should you seek care?
General illnesses — also called common illnesses — are health conditions that are widespread, frequently encountered, and typically non-life-threatening. They can affect various parts of the body and usually resolve with proper diagnosis and treatment.
- Upper respiratory infections (cold, flu, bronchitis)
- Throat and ear infections (strep, tonsillitis, otitis)
- Urinary tract infections (UTI)
- Sinus and nasal infections
- Gastrointestinal illness (stomach flu, food poisoning)
- Skin conditions (rashes, hives, infections)
- Headaches, dizziness, fatigue syndromes
Most general illnesses are caused by one of the following factors — and knowing the cause helps your provider choose the right treatment:
- Viral infections — cold, flu, COVID-19, stomach virus (antibiotics don't help)
- Bacterial infections — strep throat, UTI, ear infection (antibiotics help)
- Environmental factors — allergens, pollution, irritants
- Lifestyle factors — stress, sleep deprivation, poor nutrition
- Contagious spread — close contact, shared surfaces, airborne droplets
💡 Key point: Correct diagnosis determines correct treatment. Our on-site rapid tests help distinguish viral from bacterial illness in minutes — so you get the right treatment, not just antibiotics for everything.
From walk-in to feeling better — 4 steps
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⚠️ Not sure if we can help? Call us at (408) 687-4806 and we'll let you know. For chest pain, difficulty breathing, or life-threatening emergencies — call 911 or go to the nearest ER.
Trusted by thousands of Silicon Valley families
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