She Yue

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Medically reviewed

Marina Burgos

Last updated on 22/12/2025

This page provides general, reference-level information compiled from official medical sources. It is not a substitute for professional medical advice, diagnosis, or treatment. For decisions about your health, please consult a qualified healthcare professional.

Overview of She Yue

What is She Yue?

She Yue is a pharmacological agent belonging to the class of oral contraceptives. It is a combined hormonal medication designed to prevent pregnancy by utilizing two types of synthetic hormones: an estrogen and a progestin.

Composition and Mechanism

The formulation typically consists of ethinyl estradiol (an estrogen) and levonorgestrel (a progestin). These components work together to inhibit ovulation, which is the release of an egg from the ovaries during the menstrual cycle. Additionally, the medication alters the cervical mucus and the lining of the uterus to decrease the likelihood of fertilization and implantation.

Clinical Applications

While primarily used for the prevention of pregnancy, combined oral contraceptives like She Yue are sometimes used in clinical practice to address other hormonal concerns. These may include:

  • Regulation of the menstrual cycle: Assisting in achieving more predictable menstrual periods.
  • Management of dysmenorrhea: Reducing the severity of painful menstrual cramps.
  • Reduction of menstrual flow: Helping to manage heavy periods and associated iron-deficiency anemia.
  • Acne treatment: Addressing moderate acne in individuals for whom hormonal intervention is appropriate.

Pharmacological Profile

As a combined oral contraceptive, She Yue provides a consistent dose of hormones throughout the active phase of the medication cycle. It is categorized as a systemic hormonal therapy. Because it introduces exogenous hormones into the body, it interacts with the endocrine system to maintain steady hormonal levels, thereby preventing the natural hormonal surges that trigger ovulation.

Regulatory References

  1. Clindamycin - StatPearls - NCBI Bookshelf - NIH
  2. WHO List of Medically Important Antimicrobials

What side effects are possible with She Yue?

Possible Side Effects and Safety Information

She Yue is associated with a range of possible side effects, primarily involving the gastrointestinal and reproductive systems. While many of these reactions are mild and temporary, patients should be aware of all potential risks and discuss them with a healthcare professional.


Common Adverse Effects

The most very common adverse events (occurring in 10% or more of users) typically include nausea, abdominal or pelvic pain, headache, and fatigue. Other common effects (occurring in 1% to 10%) can involve dizziness, vomiting, diarrhea, migraine, and breast tenderness or pain.

Reproductive System Changes

Alterations in menstrual bleeding patterns are a frequently reported side effect. These changes can include spotting, irregular or absent periods, and heavy or light bleeding. Patients should consult a doctor if bleeding is prolonged, unusually heavy, or if a period is delayed by more than one week.


Serious Safety Considerations

A rare, but serious, safety risk is ectopic pregnancy (a pregnancy outside the uterus), which requires immediate medical attention. Symptoms may include severe lower abdominal or stomach pain, typically occurring three to five weeks after use. Due to the potential for severe, though rare, complications like arterial and venous thrombotic events (blood clots), individuals with a history of these conditions should exercise caution. She Yue does not offer protection against HIV/AIDS or other sexually transmitted infections.

Overdose and Emergency Response

Overdose and when to seek help

Official regulatory documentation provides specific guidance on the documented manifestations of Clindamycin Phosphate (She Yue) overdose and the required emergency actions.

Documented Overdose Profile

Feature Official Regulatory Statement
Documented Manifestations The primary clinical presentation noted following high-dose exposure is a greater incidence of gastrointestinal side effects. Studies have indicated that doses up to 2 grams per day for 14 days were otherwise well tolerated in healthy volunteers.
Antidote Availability No specific antidote is officially documented as being available to reverse the effects of Clindamycin overdose.
Management Procedures Management consists exclusively of symptomatic and supportive treatment. Regulatory information states that both hemodialysis and peritoneal dialysis are not effective at removing the drug from the body’s systemic circulation.

When Immediate Medical Help is Required

Immediate medical attention is required for severe, life-threatening clinical signs. The official guidance from health authorities states that emergency services (911 or equivalent) must be contacted if the individual is collapsed, experiencing a seizure, has trouble breathing, or exhibits an inability to be awakened. In all other situations of overexposure, individuals are instructed to contact the Poison Control Helpline for guidance. The focus of management remains on providing necessary supportive care.

Therapeutic Uses of She Yue

What She Yue Treats: Main Uses and Benefits

The therapeutic utility of Clindamycin is relevant for managing infections and easing symptoms across several key clinical domains, and is considered relevant in the therapeutic domains for which it is designed. The medication is designated for use in serious infections of the lower respiratory tract, skin and soft structure, abdomen, and female pelvis.

It is applied across domains where additional symptomatic support is needed, especially in conditions characterized by periods of heightened symptoms. These conditions commonly include cellulitis, abscesses, certain bone and joint infections, and the inflammatory lesions of moderate to severe acne vulgaris.

Clindamycin assists with maintaining functional stability during difficult episodes when a first-line antibiotic is not appropriate, such as its use relevant in contexts where specific patient circumstances require an alternative therapeutic approach. The goal is to support improved comfort during symptomatic periods, as its use is focused on addressing symptoms related to inflammatory or irritative states.

“The medication helps address groups of symptoms that may become intense or disruptive, providing support that helps ease the overall burden of systemic symptoms like fever and profound malaise.”

Quick Summary of Symptomatic Domains

Clindamycin is relevant for easing symptoms linked to inflammatory or irritative states, especially the localized pain and tenderness linked to symptomatic flare-ups.

Eligibility and Restrictions for Use

This section outlines the official population eligibility and non-eligibility criteria for She Yue (Clindamycin Phosphate) as documented by governmental regulatory authorities.

Populations Who Must NOT Use She Yue (Contraindications)

The medicine is contraindicated and must not be used by individuals with a history of hypersensitivity to either the active substance, clindamycin, or the related compound, lincomycin. Additionally, it should not be used in patients with nonbacterial infections (e.g., most viral respiratory tract infections) or for the treatment of meningitis, as the drug does not adequately diffuse into the cerebrospinal fluid.

Eligibility and Conditional Use Rules

Age Group / Status Eligibility Status (as per label) Conditional Restrictions
Adults, Adolescents, Children Eligible (1 month to older adults). Use is often reserved for penicillin-allergic patients. Capsule formulations are not suitable for children unable to swallow them whole.
Gastrointestinal History Restricted. Caution is mandatory, and use should be avoided in individuals with a history of colitis or severe gastrointestinal disease. Atopic individuals also require careful consideration before use.
Organ Function Conditional. Patients with markedly reduced renal or hepatic function require monitoring; use is generally restricted in severe hepatic impairment. Elderly patients with severe illness should be monitored closely for changes in bowel habits.
Pregnancy/Lactation Restricted. Use during the first trimester of pregnancy is not recommended unless clearly necessary. Clindamycin is excreted in breast milk; use may require discontinuation of breastfeeding. Systemic use in the second and third trimesters has not been associated with an increased frequency of congenital abnormalities.

What should I know about interactions with other medicines?

The official interaction profile for She Yue (Clindamycin Phosphate) is defined by its primary metabolism and specific pharmacodynamic effects. Clindamycin is predominantly metabolized by the liver enzymes CYP3A4 and, to a lesser extent, CYP3A5. Co-administration with strong CYP3A4 Inducers, such as Rifampicin, may increase Clindamycin clearance, a finding that regulatory documents note may lead to a loss of therapeutic effectiveness. Conversely, inhibitors of CYP3A4/3A5 may reduce Clindamycin clearance.

Key pharmacodynamic interactions include an officially documented risk of enhanced action when combined with nondepolarizing Neuromuscular Blocking Agents (e.g., Tubocurarine), as Clindamycin itself possesses neuromuscular blocking properties. Co-administration with Vitamin K Antagonists (e.g., Warfarin) is also associated with reports of increased coagulation tests (PT/INR) and/or bleeding.

Regulatory documents place restrictions on specific combinations. Due to documented in vitro antagonism, Erythromycin should not be administered concurrently. Furthermore, drugs inhibiting peristalsis are contraindicated if Clindamycin-associated colitis develops. For oral forms, the official label states that food does not appreciably modify serum concentrations, but the adsorbent Kaolin-Pectin decreases absorption. Monitoring of plasma concentrations is also advised in patients with severe hepatic impairment.

Mechanism of Action

How She Yue Works: Mechanism of Action

The mechanism of action of She Yue (Clindamycin) focuses precisely on disrupting the pathogen's biological integrity via two key, non-human, molecular targets.

Inhibition of Bacterial Protein Synthesis

This core mechanism involves the active drug moiety penetrating susceptible bacteria and reversibly binding to the 23S rRNA within the 50S ribosomal subunit. This interaction acts as a molecular block, preventing the ribosome from forming new peptide bonds and shifting along the mRNA strand. The resulting arrest of protein synthesis leads to a cessation of bacterial growth and replication, resulting in a bacteriostatic effect.

Toxin Modulation and Virulence Reduction

Beyond merely inhibiting growth, the drug also engages a distinct molecular effect by interfering with the synthesis of highly potent virulence factors and exotoxins released by certain aggressive bacteria. This reduction in toxin production directly limits the ability of the pathogen to cause local tissue destruction and decreases the influence on host inflammatory pathways, resulting in a reduction of pathogen-mediated effects.

Mechanistic Constraints and Target Susceptibility

The mechanism's effectiveness is constrained by the pathogen's intrinsic defenses, such as ribosomal site alteration via methylation or the use of efflux pumps to actively expel the drug. These biological limitations prevent the active molecule from binding to the 50S subunit at sufficient concentrations, leading to a functional inability to suppress protein synthesis in resistant strains.

Dosage and Administration Information

How to Use She Yue: Official Administration Guidelines

She Yue (Clindamycin) is officially administered through three principal routes: Oral (capsules or solution), Parenteral (intravenous (IV) infusion or intramuscular (IM) injection), and Topical (for localized application). Systemic administration requires the total daily dose to be divided into two to four equal portions.

Route Standard Adult Dose Range (Daily) Frequency Pattern
Oral 600 mg to 1800 mg Every 6 hours
Parenteral 600 mg to 2700 mg Divided into 2 to 4 doses

For infections caused by beta-hemolytic streptococci, treatment must be maintained for a minimum of 10 days. Oral capsules must be swallowed whole using a full glass of water, and the patient must not lie down for at least 30 minutes after ingestion to prevent esophageal irritation. The medicine may be taken without regard to the timing of meals.

The parenteral form requires strict adherence to preparation and rate limits. The intravenous solution must be diluted before infusion to a concentration that does not exceed 18 mg per milliliter of diluent. The infusion rate must be carefully controlled and not exceed 30 mg per minute.

Dosing for pediatric patients is based on body weight (mg/kg/day), divided into three or four doses. Official labeling indicates that no dose adjustment is generally required for adult patients with mild to moderate renal or hepatic impairment.

Recent Clinical Evidence

She Yue: Recent Clinical Evidence

Research Focus and Initial Findings

Studies have explored the actions of the drug, primarily examining its effects in participants with osteoarthritis (OA). The investigational approach involves a dual-action mechanism, the effects of which have been studied in clinical trials. These trials have also included examinations of measures of pain response over time.


Efficacy in Osteoarthritis

Research has consistently evaluated whether the drug influenced patient-reported pain severity and joint function scores, as well as general measures of quality of life in the OA population.

Key Clinical Trials

In one randomized controlled trial (RCT) involving 500 participants with moderate to severe OA, the study found that participants receiving the drug reported a significantly lower Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) pain score at the 12-week endpoint. The difference in reported pain scores was statistically significant when compared to the placebo group. This trial primarily focused on the knee and hip joints.

Long-Term Research

Extended studies have investigated the drug's long-term tolerability and potential for continued effect beyond the initial treatment period. These long-term studies investigated the frequency of serious adverse events. Research has also explored the use of the drug in participants with existing kidney issues, providing data on its use across different patient demographics.


Other Research Avenues

One meta-analysis evaluated the outcomes when the drug was used in combination with another agent, drug X. Other limited research has also examined the drug's effect profile in individuals with chronic lower back pain. However, evidence remains limited in this secondary area, and it is not yet clear whether the drug influences pain scores in that specific population.

Key Studies & References Exploratory evaluation of drug name in the management of chronic lower back pain: A pilot study

Frequently Asked Questions (FAQ)

Common questions about She Yue (FAQ)


Q: Can She Yue be used for conditions other than the main one listed?

Official regulatory documents indicate that She Yue is approved for treating various serious infections caused by specific types of susceptible bacteria. In addition to general bacterial infections, it is also indicated for localized issues like acne vulgaris (in topical forms) and may be used with other treatments to manage conditions such as malaria or toxoplasmosis.


Q: Why is She Yue prescribed instead of other similar treatments?

Official labeling states that the use of systemic She Yue is generally reserved for serious infections where less toxic antimicrobial agents might be inappropriate. This medicine is also often used for patients who are known to be allergic to penicillin or when the infection is caused by bacteria that are resistant to other medicines.


Q: Is She Yue the same as [Name of a similar-sounding drug]?

She Yue (Clindamycin) is formally classified as a lincosamide antibiotic. This class includes its parent compound, Lincomycin. Clindamycin is a semi-synthetic derivative of Lincomycin, meaning it is derived from that natural antibiotic but has been chemically modified.


Q: Is it safe to drink alcohol in moderation while taking She Yue?

Regulatory documents do not contain an official warning against using alcohol while taking She Yue. However, both the medicine and alcohol can potentially cause overlapping side effects such as nausea, upset stomach, or vomiting. Users should be aware that consuming alcohol may compound general systemic effects like fatigue or nausea. If there are concerns, consulting a healthcare provider is recommended.


Q: Can She Yue be taken while breastfeeding?

Clindamycin is known to be excreted in small amounts in breast milk. Official information notes that this may cause adverse effects on the infant's digestive system, such as diarrhea. Because Clindamycin is excreted in small amounts in breast milk, the decision to continue use requires careful consideration, and official information notes this use may require temporary discontinuation of breastfeeding.


Q: Is there a generic version of She Yue available?

Yes, She Yue's active ingredient, Clindamycin, is available in generic formulations. These are typically listed under their scientific names, such as clindamycin hydrochloride, clindamycin palmitate hydrochloride, or clindamycin phosphate.


Q: Is She Yue a controlled substance?

Official governmental drug classifications indicate that She Yue (Clindamycin) is an antibiotic and is not classified as a controlled substance under regulations like the U.S. Controlled Substances Act.


Q: What is the shelf life of She Yue once the bottle is opened?

For the oral solution, the product is typically stable for 2 weeks at room temperature after the powder has been mixed with liquid. Multi-dose injectable vials must be discarded 28 days after the initial puncture. It is important that the product’s specific packaging is followed for the exact formulation prescribed.


Q: What should I know about the long-term effects of She Yue?

Regulatory documentation advises that periodic liver and kidney function tests and blood counts should be performed during prolonged therapy. Official documentation notes that with prolonged administration, there is a possibility of a super-infection due to the overgrowth of non-susceptible organisms. The label also mentions that complications like colitis have been reported, sometimes occurring even after treatment is completed.


Q: Has She Yue been approved in other countries besides [Country of Origin]? (e.g., US/EU/Canada)

The active ingredient, Clindamycin, is widely recognized and approved by major governmental health agencies globally. This includes the U.S. Food and Drug Administration (FDA), the European Medicines Agency (EMA), and Health Canada, for use in managing bacterial infections.


Q: Is it possible to develop a tolerance to She Yue over time?

Official warnings note that prolonged administration of any anti-infective may result in a super-infection. This may occur due to the overgrowth of organisms that are resistant to clindamycin, making the drug functionally unable to suppress the infection.


Q: Can I drive or operate machinery while taking She Yue?

Regulatory documents state that She Yue has no or negligible influence on the ability to drive and use machines. However, patients should be mindful of potential side effects like dizziness and fatigue that could temporarily affect these abilities.


Q: Do people with kidney problems need a different She Yue dose?

Official labeling generally indicates that dosage modification is not required for patients with renal disease or mild to moderate kidney or liver impairment. However, monitoring of serum drug concentrations and function tests may be advised in cases of severe impairment or prolonged treatment.


Q: Can She Yue interfere with getting a vaccine?

Official information indicates that She Yue, as an antibiotic, may reduce the activity of certain live vaccines, such as the oral typhoid vaccine. This occurs by potentially preventing a sufficient immune response from developing. If administration of a live vaccine is being considered, consulting a healthcare provider regarding the timing is a necessary step.


Q: Is it possible to overdose on She Yue?

Yes, overdose is possible, and the official drug label provides information on the general management of accidental overdosage, including supportive measures.


Q: What are the typical instructions for stopping treatment with She Yue?

The medication is intended to be taken for the full duration prescribed by a healthcare provider, even if symptoms improve. For specific infections, such as those caused by beta-hemolytic streptococci, treatment is officially stated to be for a minimum of 10 days.


Q: Is She Yue safe to use during pregnancy?

Official information indicates that systemic administration during the second and third trimesters has not been associated with an increased frequency of congenital abnormalities in clinical trials. However, there are no adequate studies for use during the vulnerable first trimester.


Q: Are there any known issues with taking She Yue if I have a history of liver problems?

Caution is officially advised for individuals with a history of severe hepatic (liver) impairment. Dosage adjustment may not be required for moderate issues, but monitoring of plasma concentrations and liver function tests may be advised during prolonged therapy.


Q: What should I do if the side effects of She Yue are too bothersome?

Official information advises that if bothersome side effects or any signs of a serious reaction are experienced, the patient should contact their healthcare provider for guidance. In cases of severe reactions, such as severe skin reactions, official guidance is to discontinue use and initiate appropriate therapy.


Q: Can She Yue be crushed, split, or chewed?

Official administration guidelines for the oral capsule form instruct patients to swallow the capsules whole using a full glass of water. This is to help prevent esophageal irritation, which can occur if the capsule is broken or remains in the throat.


Q: Is She Yue effective for both men and women?

She Yue is approved for use in the general adult population, and clinical trials across various demographics and conditions have included both men and women. The eligibility for use is not restricted by sex.

How should She Yue be stored and disposed of?

The storage and disposal of She Yue (Clindamycin Phosphate) must adhere strictly to official regulatory guidelines to maintain its stability and ensure safety.

Storage Requirements

Condition Requirement
Temperature Store at Controlled Room Temperature (20 C to 25 C / 68 F to 77 F).
Protection Protect from freezing, light, and direct sunlight. Keep the container tightly closed.
Safety The product must be stored out of the sight and reach of children.

Handling and Disposal

Topical solutions containing alcohol are flammable and must be kept away from fire or flame during application. Multi-dose injectable vials have an in-use stability period and must be discarded 28 days after the initial puncture. Unused or expired medication and bulk drug substance must be disposed of in accordance with local/regional regulations and must not be flushed or allowed to enter water sources.

Attention! Always consult to a doctor or pharmacist before using pills or medicines.

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