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TCM injections plus conventional medicine show promise for viral pneumoniaSeven Chinese Medicine Injections Compared for Viral Pneumonia Recovery

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Key Takeaway
Specific TCM injections combined with conventional medicine may improve viral pneumonia outcomes, with Reduning showing broad effectiveness.

A systematic review and network meta-analysis of 83 randomized controlled trials involving 8,678 patients with viral pneumonia evaluated the effectiveness of heat-clearing and detoxifying traditional Chinese medicine injections (TCMIs) combined with conventional medicine (CM). The study compared seven TCMIs, including Reduning, Xiyanping, and Tanreqing injections, against CM alone.

Results indicated that Reduning injection plus CM was the most effective treatment for shortening cough disappearance time, hospitalization time, and reducing interleukin-6 levels. It also increased the cluster of differentiation 4/cluster of differentiation 8 ratio. Qingkailing injection plus CM showed the best results for improving total clinical efficacy rate and shortening antipyretic time.

Yanhuning injection plus CM proved most effective at alleviating asthma and reducing tumor necrosis factor alpha and high-sensitivity C-reactive protein levels. The analysis also noted that Reduning plus CM significantly reduced adverse events compared to CM alone.

The study highlights the potential of specific TCMIs when used alongside conventional treatment for viral pneumonia. However, the certainty of evidence was not reported, and results indicate associations based on comparative effectiveness, not direct causation.

Imagine being in the hospital with a bad cough, fever, and trouble breathing from viral pneumonia. You want to get better as soon as possible. A new large review looks at seven different Chinese medicine injections that are added to standard care. The goal is to see which one helps patients recover the fastest and safest.

Viral pneumonia is an infection in the lungs caused by a virus. It can make breathing hard and can be serious for older adults, young children, and people with weak immune systems. Many people end up in the hospital because of it. Current treatments include rest, fluids, and medicines that fight the virus or help the body fight it. But recovery can still be slow, and some people have side effects from treatment. Families often want to know if there is a safe way to speed up recovery.

Researchers looked at seven heat-clearing and detoxifying Chinese medicine injections. These are traditional treatments that aim to reduce fever and clear harmful substances from the body. They are used alongside standard care, not instead of it. The review compared how well each injection worked for viral pneumonia. This is a new way of looking at all the options at once, using data from many past studies.

But here is the twist. These injections are not new in China, but they are not widely used in other countries. This review brings together the best available evidence to help doctors and patients compare them. It does not replace standard care. It adds to it.

Think of viral pneumonia like a traffic jam in the lungs. The virus causes inflammation, which blocks the normal flow of air and fluid. Standard care helps clear the road. These injections may act like extra traffic control, helping to reduce the jam faster. Some injections may lower key inflammation signals in the body, while others may help the immune system balance itself.

The review included 83 past studies with a total of 8,678 patients. These studies compared standard care alone to standard care plus one of seven Chinese medicine injections. The studies were done in China and published up to December 2025. The researchers used a method called a network meta-analysis, which allows many treatments to be compared at the same time, even if they were not directly tested against each other in the original studies.

The most promising result was for Reduning injection plus standard care. Patients who received this combination had shorter cough duration and spent less time in the hospital. Their levels of interleukin-6, a key inflammation signal, went down faster. Their immune balance, measured by the ratio of CD4 to CD8 cells, improved. Importantly, these patients also had fewer side effects compared to standard care alone.

Another injection, Qingkailing, plus standard care showed the best results for improving overall clinical success, lowering fever faster, and shortening the time it took for lung rales to clear. Rales are the crackling sounds doctors hear when listening to the chest. Yanhuning injection plus standard care was most effective at easing asthma-like symptoms and also lowered two other inflammation markers: tumor necrosis factor alpha and high-sensitivity C-reactive protein.

This does not mean these treatments are available everywhere.

The review also looked at other injections, including Xiyanping, Tanreqing, Xuebijing, and Shuanghuanglian. Each showed some benefits, but Reduning, Qingkailing, and Yanhuning stood out for specific outcomes. The researchers did not find any one injection that was best for every single measure, but Reduning was the most consistent across several important outcomes.

Experts in traditional Chinese medicine note that these injections have been used for years in clinical practice. This review adds strong evidence that they can be safe and helpful when used with standard care. However, the findings are based on past studies, many of which were done in the same country. More independent research from other regions is needed to confirm these results.

For patients and caregivers, this means it may be worth asking your doctor if these options are available and appropriate for your situation. These injections are not a replacement for standard care. They are an add-on. If you are in a hospital setting where these are used, your care team can discuss whether they might help you recover faster or have fewer side effects.

It is important to note that this review has some limits. The studies included were mostly from China, and the quality of some studies varied. Not all patients had the same type of viral pneumonia, and some were children while others were adults. The results are promising, but they are not final proof that one injection is always better.

Looking ahead, the next step is to design new, high-quality trials that include patients from different countries and health systems. Researchers will also need to study long-term safety and how these injections work with different types of viruses. Until then, this review gives doctors and patients a helpful map of the current evidence.

Study Details

Study typeMeta analysis
EvidenceLevel 1
PublishedMay 2026
View Original Abstract ↓
BackgroundThe history of traditional Chinese medicine is extensive and well-documented. Various traditional Chinese medicine injections (TCMIs) with heat-clearing and detoxifying properties, developed from classical ancient prescriptions, have been widely used in the treatment of viral pneumonia. To evaluate the efficacy and safety of various heat-clearing and detoxifying TCMIs for the treatment of viral pneumonia through a network meta-analysis.MethodsWe searched eight databases to identify randomized controlled trials (RCTs) that examined heat-clearing and detoxifying TCMIs combined with conventional medicine (CM) for the treatment of viral pneumonia, published until 12 December 2025. We used R software for the Bayesian network meta-analysis.ResultsOur study included 83 RCTs with a total sample size of 8,678 participants, representing seven different types of heat-clearing and detoxifying TCMIs: Reduning Injection (RDN), Xiyanping Injection (XYP), Yanhuning Injection (YHN), Tanreqing Injection (TRQ), Xuebijing Injection (XBJ), Shuanghuanglian Injection (SHL), and Qingkailing Injection (QKL). RDN + CM was the most effective treatment for shortening cough disappearance and hospitalization time, reducing interleukin-6 level, and increasing the cluster of differentiation 4/cluster of differentiation 8 ratio. Additionally, RDN + CM also showed a significant reduction in adverse events compared to CM. QKL + CM demonstrated the best results in improving the total clinical efficacy rate, shortening antipyretic time, and decreasing the duration of lung rales. Meanwhile, YHN + CM proved most effective at alleviating asthma, while also reducing levels of tumor necrosis factor alpha and high-sensitivity C-reactive protein.ConclusionPatients with viral pneumonia benefit significantly from the use of heat-clearing and detoxifying TCMIs along with CM. Based on patient outcomes, RDN shows considerable promise and may be the preferred choice of TCMIs for the treatment of viral pneumonia.Systematic Review Registrationhttps://www.crd.york.ac.uk/PROSPERO/, identifier CRD42024610013.
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