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Teenager Hospitalized After Allergic Reaction to Antibiotics Prescribed for Suspected Flu

An 18-year-old from the U.K. experienced a severe allergic reaction to antibiotics prescribed for a persistent cough initially thought to be the flu. The reaction led to a widespread rash and hospitalization. Further tests revealed the underlying condition was glandular fever, also known as mononucleosis.

Newsweek
1 source·Apr 12, 11:15 AM(1 day ago)·1m read
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Teenager Hospitalized After Allergic Reaction to Antibiotics Prescribed for Suspected FluNewsweek
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K. developed symptoms including a lingering cough lasting around two weeks. The individual presumed the condition was a normal case of the flu circulating at the time. When the cough did not improve, an appointment was made with a doctor, who prescribed antibiotics to treat the illness.

Soon after starting the antibiotics, a rash appeared on the body. The rash spread to the arms, face, and torso, presenting as painful red spots. The individual returned to the doctor, where tests confirmed an allergic reaction to the penicillin in the antibiotics.

Allergic Reaction and Hospitalization A liver test was conducted to check for any damage from the reaction.

The individual spent three days on an IV drip in the hospital. In total, four days were spent receiving treatment for the allergic reaction, followed by three weeks of bed rest. Further testing during the hospital stay revealed that the initial symptoms were not due to the flu but glandular fever, often caused by the Epstein-Barr virus.

The World Health Organization states that symptoms of glandular fever include a severe sore throat, fever, swollen lymph nodes, swollen tonsils, and extreme fatigue. The individual reported feeling extremely fatigued and drained with no energy.

Recovery and Public Awareness Recovery is ongoing, with continued medication that restricts eating to certain hours of the day.

The individual has been on bed rest for one week and requires two more weeks off. The experience was shared on TikTok, where a video showing the rash garnered over 725,000 views and nearly 10,000 likes. The post received more than 165 comments from social media users sharing reactions to the ordeal.

Comments included statements such as "Never experienced anything like it," "glandular fever messed me up for life. " The story highlights the importance of seeking medical advice for unusual or persistent symptoms.

Story Timeline

4 events
  1. Recent days

    TikTok video of rash gains over 725,000 views and 10,000 likes.

    1 sourceNewsweek
  2. Four days ago

    Hospitalization for four days due to allergic reaction and IV drip treatment.

    1 sourceNewsweek
  3. Two weeks prior

    Persistent cough leads to doctor's visit and antibiotic prescription.

    1 sourceNewsweek
  4. Shortly after prescription

    Rash develops and spreads, prompting return to doctor.

    1 sourceNewsweek

Potential Impact

  1. 01

    Increased awareness may prompt more individuals to seek prompt medical checks for persistent symptoms.

  2. 02

    Viral social media post could lead to higher testing rates for glandular fever among young adults.

  3. 03

    Public comments on the post may foster online discussions about mononucleosis experiences.

  4. 04

    Stories like this may encourage doctors to test for allergies before prescribing antibiotics.

Transparency Panel

Sources cross-referenced1
Framing risk0/100 (low)
Confidence score75%
Synthesized bySubstrate AI (grok-4-fast-non-reasoning)
Word count304 words
PublishedApr 12, 2026, 11:15 AM
Bias signals removed3 across 2 outlets
Signal Breakdown
Editorializing 1Amplifying 1Loaded 1

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