Loratadine pregnancy category

Loratadine (Clarityn®) is a non-drowsy antihistamine used to treat allergies. When deciding whether to use loratadine during pregnancy it is important to weigh up the potential benefits to your health and wellbeing against any possible risks to you or your baby, some of which may depend on how many weeks pregnant you are Loratadine had previously been proposed as a possible factor for the increased incidence of hypospadiasis in infants born to mothers who had taken loratadine during pregnancy. However, recent studies have ruled out this possibility and suggest that this agent does not represent a major teratogenic risk.[ 13 , 14 ] However, loratadine is still considered as a category B drug by FDA Additionally, what class is zyrtec pregnancy? If a second generation agent has to be used then loratadine or cetirizine should be preferred as they have been widely studied for possible teratogenic effects and have been found to be nonteratogenic till date. Both these agents are pregnancy category B agents

Miscarriage can occur in any pregnancy. A study of 161 women taking loratadine during the first trimester did not show any differences in the rates of miscarriage. Can taking loratadine during pregnancy cause birth defects? In every pregnancy, a woman starts out with a 3-5% chance of having a baby with a birth defect Loratadine, a newer nonsedating antihistamine, is often used because of its preferred side effect profile. To date no published data exist on the safety of loratadine use in pregnancy. Objective: We sought to determine whether the use of loratadine in the first trimester of pregnancy was associated with an increased risk for major malformations Loratadine has been assigned to pregnancy category B by the Food and Drug Administration. This means that while there have been no human studies on pregnant mothers, animal studies have shown that the drug may cause harm to an unborn fetus

US FDA pregnancy category C: Animal reproduction studies have shown an adverse effect on the fetus and there are no adequate and well-controlled studies in humans, but potential benefits may warrant use of the drug in pregnant women despite potential risks. Use is recommended only if clearly needed and the benefit outweighs the risk Hepatic and renal impairment, pregnancy (category B), lactation. Safety and effectiveness in children <2 y are not established Less-sedating antihistamines such as loratadine may be used by women who are unable to tolerate or do not respond to maximum doses of sedating antihistamines. Loratadine is considered safe to use during pregnancy as it is not associated with an increased risk of adverse pregnancy outcomes.5,6 You may use loratadine at th

Loratadine - bumps - best use of medicine in pregnanc

  1. Kallen B et al. reported fifteen cases of hypospadias among 2780 children of women who had taken loratadine during pregnancy in the Swedish Birth Registry (5.6 expected) [3]. However, data from the National Birth Defects Prevention Study (NBDPS) found no increased risk for second- or third-degree hypospadias among women who used loratadine in early pregnancy [4]
  2. pregnant women taking loratadine have not supported an increased risk of any type of birth defect, including hypospadias. Also, studies involving infants with hypospadias did not find that their mothers used loratadine mor
  3. e, clemastine, diphenhydra
  4. Loratadine and desloratadine. Desloratadine is a major metabolite of loratadine; therefore, data pertaining to safety of loratadine might be extrapolated to desloratadine.10 A Swedish registry study involving 292 loratadine-exposed women did not suggest an increased risk of major malformations.6 A Motherisk study prospectively following 161 loratadine-exposed women and an equal number of.
  5. Loratadine is usually compatible with breastfeeding (classified category L-2 - probably compatible, by the American Academy of Pediatrics). In the U.S., it is classified as category B in pregnancy , meaning animal reproduction studies have failed to demonstrate a risk to the fetus, but no adequate and well-controlled studies in pregnant women have been conducted

Conclusion: Use of desloratadine during pregnancy was not associated with a statistically significant increased risk of adverse fetal outcomes as compared with loratadine. Results indicate that the fetal safety profile of desloratadine is similar to the currently recommended second-generation antihistamines during pregnancy Pregnancy Loratadine is considered safe for use during pregnancy when the symptom relief benefits are worth the risk of taking the drug. There are no animal studies or human studies proving negative side effects on the fetus, increased risk of birth defects or pregnancy complications of any kind. Safe During Breastfeedin Terbinafine (Lamisil) is sold OTC as a 1% cream. No studies are available for terbinafine cream; however, the oral form is pregnancy category B. 51 Hydrocortisone 1% is the only topical.. Many allergy medications are not safe to take during pregnancy but Claritin (loratadine) and Zyrtec (cetirizine) are two over-the-counter antihistamine medications that doctor consider safe to use during pregnancy and when breastfeeding

A review of antihistamines used during pregnanc

  1. e that may be available both over-the-counter and through a prescription. It is often sold under the brand name Claritin. This medication is not believed to be dangerous for pregnant women, and is a category B medication. Although drowsiness is a potential side effect, loratadine generally causes less drowsiness than.
  2. CLARITIN® brand of loratadine TABLETS, SYRUP, and RAPIDLY-DISINTEGRATING TABLETS DESCRIPTION Loratadine is a white to off-white powder not soluble in water, but very soluble in acetone, alcohol, and chloroform. It has a molecular weight of 382.89, and empirical formula of C 22H 23CIN 2O 2; its chemical name is ethy
  3. e. Based on the the studies that have been carried out, it doesn't seem to increase the risk of miscarriage, birth defects or other problems during pregnancy
  4. However, its similarity to loratadine (as an active metabolite of loratadine) prompts the same concurrent recommendation for warnings as for loratadine as it is used for the same indications. Both loratadine and desloratadine are in pregnancy category B1 1
  5. or malformations in neonates

What pregnancy category is loratadine? - AskingLot

Pregnancy category: B. Lactation: Excreted in breast milk; avoid (AAP Committee states compatible with nursing) Pregnancy Categories. A: Generally acceptable. Controlled studies in pregnant women show no evidence of fetal risk. B: May be acceptable Antihistamines are commonly used medications for the treatment of allergic rhinitis, as well as other medical problems such as insomnia, nausea and vomiting, motion sickness and dizziness.These medications are also commonly used during pregnancy, as many antihistamines have a pregnancy category B rating, as well as the fact that many antihistamines are available over-the-counter (OTC) without. Adverse pregnancy and birth outcomes. Autoimmune conditions are more prevalent in women than men, and often occur during a woman's reproductive years. 7 Generally, autoimmune conditions are not thought to substantially affect fertility, 4 and thus many women and their clinicians are confronted with concerns about how autoimmune disease and the associated treatments may affect pregnancy and. These five categories indicate the potential of a systemically-absorbed drug to cause birth defects; the key differentiation among the categories rests upon the reliability of documentation and the risk: benefit ratio. FDA Pregnancy Categories: A : Controlled studies in pregnant women fail to demonstrate a risk to the fetus in the first. Category Interpretation Details A: Human studies show no risk: Adequate, well-controlled studies in pregnant women have not shown an increased risk of fetal abnormalities to the fetus in any trimester of pregnancy B: No evidence of risk in studie

Loratadine (Claritin®) - MotherToBab

Pregnancy (Labor & Delivery) Lactation (Nursing Mothers) Females & Males of Reproductive Potential; The old pregnancy drug categories until 2016. Category A: Adequate studies inpregnant women have not demonstrated a risk to the fetus in the first trimester, and there is no evidence of risk in later trimesters. The possibility of fetal harm. Inhaled decongestants such as oxymetazoline (Afrin) and phenylephrine (Neo-Synephrine) are both Category C and appear to be safe for use. The primary cough remedy used during pregnancy is. The medicine will appear, with its classification and Pregnancy Category. Click on the medicine to obtain the description of the category, and safety statements when applicable. For combination products, search the medicines individually. Search by active ingredient/generic name of a medicine Submit Display All Reset Search. Search by.

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claritin pregnancy category claritin and pregnancy. abortion pill online review buy abortion pill uk archive.2y.net. lamictal pregnancy birth defects lamictal pregnancy bipolar williamgonzalez.me. viagra 50 mg viagra. acquistare cialis originale cialis generico. viagra cena apoteka viagra Drugs are used in over half of all pregnancies, and prevalence of use is increasing. The most commonly used drugs include antiemetics, antacids, antihistamines, analgesics, antimicrobials, diuretics, hypnotics, tranquilizers, and social and illicit drugs. Despite this trend, firm evidence-based guidelines for drug use during pregnancy are still. FDA pregnancy category |C| Loratadine; Possible risk of hypospadias. FDA pregnancy category |B| 47. Vaccines Killed virus, toxoid, or recombinant vaccines may be given during pregnancy. Live attenuated vaccines (varicella, measles, mumps, polio, and rubella) should be given 3 months before pregnancy or postpartum. Live virus vaccines are contra. Pregnancy Category C: There 5 categories: a, b, c, d, and x. A being safe. B known to be safe by animal studies/results, and some human studies showing same. C --use.

Loratadine, the active ingredient in Loratadine Tablets, is a tricyclic antihistamine with selective, peripheral H 1-receptor activity. Pharmacodynamic effects. Loratadine has no clinically significant sedative or anticholinergic properties in the majority of the population and when used at the recommended dosage Pregnant women commonly use over-the-counter medications. Although most over-the-counter drugs have an excellent safety profile, some have unproven safety or are known to adversely affect the fetus Asthma is one of the most common medical concerns that occurs during pregnancy. Complications from asthma are possible and may include: A small increased risk of preterm (early) labor and delivery. High blood pressure and a related condition known as pre-eclampsia. Low birth weight (babies born weighing less than 5 pounds, 8 ounces

if you take other antihistamines, aphthasol, or if you are pregnant : FDA pregnancy category : Category B: unlikely to harm an unborn baby: Category C: may be harmful to on unborn baby : Category B: unlikely to harm an unborn baby : Second generation antihistamines such as loratadine and cetirizine were developed in the early 1980s, and. Loratadine (Claritin, Pregnancy category B) Age 12 years and older. Levocetirizine (Xyzal, Pregnancy category B) Preparations: Oral. Fexofenadine (Allegra, OTC, Tabs 30-60-180 mg, Dissolving 30 mg, Suspension 30 mg/5ml) Adult Dose (ages 12 and over): 60 mg orally twice daily or 180 mg orally daily การใช้ยาในหญิงตั้งครรภ์ Pregnancy Risk Category องค์การอาหารและยาของประเทศสหรัฐอเมริกา (The United States Food and Drug Administration ,FDA) ได้จัดแบ่งกลุ่มยาตามระดับความปลอดภัยต่อมารดา.

Drug Name. Generic Name: loratadine. Brand Name: Alavert, Alavert Childrens, Claritin, Claritin Hives Relief, Claritin Reditabs, Claritin 24-Hour Allergy, Dimetapp Children's ND Non-Drowsy Allergy, Tavist ND, Triaminic Allerchews Classification: Antihistamine (nonsedating type) Pregnancy Category B Dosage & Route. Available forms : Tablets—10 mg; syrup—5 mg/5 mL; rapidly disintegrating. Absorption. Loratadine is rapidly absorbed and achieves peak plasma concentration in 1-2 hours, while it's main metabolite achieves peak plasma concentration in 3-4 hours. 6 In the rapid dissolve formulation, the pharmacokinetic parameters of loratadine are as follows 17: Cmax = 2.56 ng/ml, Tmax = 1.14 hrs, AUC = 6.14 ng x hr/ml.. In the rapid dissolve formulation, the pharmacokinetic. Many, though not all, practitioners recommend loratadine (Claritin), though some will urge you to avoid it in the first trimester. Some practitioners suggest chlorpheniramine (Chlor-Trimeton) on a limited basis, but most advise finding a better alternative

Fetal safety of loratadine use in the first trimester of

Rest assured that after years of research on animals and humans, Claritin has been classified as safe to use during pregnancy. Antihistamines like Chlor-Trimeton and Benadryl are also deemed safe. medications, budesonide (inhaled and intranasal), cromolyn sodium, cetirizine, levocetirizine, loratadine, and omalizumab were assigned category B. Anaphylaxis is uncommon during pregnancy. However, it Loratadine is a 2nd-generation antihistamine with minimal sedating effect. It is a first-line agent for the treatment of allergic rhinorrhea. There are no adequate reports or well-controlled studies of loratadine in pregnant women. Side effects include bronchospasm, hepatitis, fatigue, headache, somnolence, dry mouth, nervousness, and abdominal.

Claritin During Pregnancy & Breastfeeding - Drugsdb

(Category B1) The safe use of loratadine during pregnancy has not been established. Therefore the compound should be used only if the potential benefit justifies the potential risk to the fetus. Reproductive studies in pregnant rats and rabbits showed no evidence of embryotoxic or teratogenic activity at loratadine doses up to 96 mg/kg/day Many allergy drugs may be fine to keep taking during pregnancy, but have the discussion so you can have peace of mind. Oral antihistamines, like cetirizine ( Zyrtec ), chlorpheniramine (Chlor. In pregnancy, symptoms of allergy can increase by up to 30%.1,4. Antihistamines can be divided into two sedating categories: sedating and non- older antihistamines such as promethazine anddexchlorpheniramine are sedating. Less sedating antihistamines include loratadine, desloratadine, cetirizine, levocetirizine, and fexofenadine. All thes

Over-the-counter Medicines Safe to Use During Pregnancy EDUCATION Condition Medicine Condition Medicine acne Cetaphil® Gentle Skin Cleanser ™CeraVe Hydrating Cleanser ®Glytone (benzoyl peroxide) diarrhea Imodium® (loperamide) allergy ®Alavert or Claritin® (loratadine) ®Benadryl (diphenhydramine) ®Zyrtec (cetirizine Antihistamines: Older antihistamines, such as chlorpheniramine, dexchlorpheniramine, and hydroxyzine are considered safe for use by the American College of Obstetricians and Gynecologists (ACOG). The ACOG says the newer OTC antihistamines Claritin (loratadine) and Zyrtec (cetirizine) may also be safe. Decongestants: Pseudoephedrine and other decongestants should be avoided during pregnancy Pregnant or planning a pregnancy? For the active ingredient loratadine. You should seek advice from your doctor or pharmacist about taking this medicine. They can help you balance the risks and the benefits of this medicine during pregnancy. Reporting side effects. You can help ensure medicines are safe by reporting the side effects you experience

L612 Pill Images (White / Elliptical / Oval)

Desloratadine Use During Pregnancy Drugs

  1. Pregnancy makes it harder for your body to fight off illness caused by food. Some foods are not safe for you and your baby. Check out these food safety tips. Food Safety for Moms-To-Be Resources
  2. e. claritin and pregnancy first trimester link I myself helps so that help sneezing, percolative tamper with, and supercurious, slenderish eyes. This claritin and pregnancy first trimester gerontology is dependent banquet the symptoms in respect to indoor and outdoor allergies
  3. Claritin-D is generally considered to be safe for pregnant women to use. This eMedTV Web page provides more information on Claritin-D and pregnancy, and explains whether problems were seen when the drug was given to pregnant animals
  4. es include Claritin and Zyrtec. Doxyla
  5. ophen, has no formal pregnancy category, and doctors believe it is safe for fever and short-term pain relief during all stages of pregnancy. The manufacturer, Vicks, says If pregnant or breast-feeding, ask a health professional before use. WebMD recommends taking DayQuil only when necessary due to evidence for.
  6. e pills like loratadine (Claritin) and cetirizine (Zyrtec) are popular allergy medications, but they're less effective compared to the nasal steroid sprays. If you choose to take these, know that they are generally safe for use during pregnancy. You may also be familiar with the decongestant pseudoephedrine (Sudafed)


  1. s and aceta
  2. Pregnancy/Lactation Considerations: It is unknown if montelukast is distributed in breast milk. It is recommended to only use this medication during pregnancy if necessary. Pregnancy Summaries: The following summaries are cited directly from the sources of Briggs, Freeman, & Yaffe, the Physicians' Desk Reference, and the Reprotox Toxicology.
  3. Pregnancy. A large amount of data on pregnant women (more than 1000 exposed outcomes) indicate no malformative nor feto/ neonatal toxicity of loratadine. Animal studies do not indicate direct or indirect harmful effects with respect to reproductive toxicity (see section 5.3)

  1. ing the safety of specific antidepressants may help.
  2. es, according to Drugs.com. It is used to treat seasonal allergy symptoms such as runny nose, sneezing and watery eyes. Loratadine is available as a tablet, oral suspension and syrup. If you are taking loratadine, you should understand its medical side effects
  3. While loratadine Claritin is generally safe for pups, you should avoid giving your dog Claritin-D. Claritin-D is formulated with a toxic ingredient known as pseudoephedrine. You should also avoid loratadine Claritin that comes in a quick dissolve form as it is formulated with xylitol, an extremely toxic ingredient for pups

Loratadine (Claritin ®) in Pregnancy and Breast Feedin

L612 pill Identification (Loratadine) June 20, 2020. September 15, 2019 by Dr. Ebere Olisa. We have identified this white oval pill with an imprint l612 as loratadine 10 mg. It is an antihistamine used to treat allergies and urticaria symptoms such as the runny nose, sneezing, itchy eyes, and throat, from hay fever and hives Amoxicillin is considered a pregnancy category B drug by the U.S. Food and Drug Administration (FDA). That means it's considered safe to take while pregnant. The FDA assigned this category to. Zyrtec and Claritin are two popular antihistamines that can reduce allergy symptoms such as sneezing, itching, and rashes. Zyrtec contains cetirizine and Claritin contains loratadine. Their. The Therapeutic Goods Administration (TGA) pregnancy categories and manufacturer's product information are sometimes difficult to interpret. The Women's PBMG has developed a series of practical recommendations for medicines used during pregnancy and breastfeeding Pregnancy. Pregnancy Category (FDA): B. Ask a health professional before use. Pregnancy Category (AUS): B1 There is no Australian Drug Evaluation Committee (ADEC) guidance on usage of Loratadine in women who are pregnant. Labor and Delivery. There is no FDA guidance on use of Loratadine during labor and delivery. Nursing Mother

Pregnancy and OTC Cough, Cold, and Analgesic Preparation

Category B drugs have been shown through animal testing to not harm an unborn baby when the mother takes the medication during pregnancy. If a runny nose is more of a problem than a congested one, antihistamines such as Diphenhydramine, Loratadine or Cetirizine are all safe to take during pregnancy Claritin is FDA pregnancy category B, which is considered safe. Question: Can you suggest a safe medicine for a nursing mother with nasal allergy (allergic rhinitis) and itchy eyes and skin? Answer: First of all, every pregnant or nursing mother and her doctor must carefully weigh the benefits to the woman against the risks to her fetus or. Lists of Safe Medications During Pregnancy During pregnancy, it is common to experience heartburn, constipation, colds and other types of infections (yeast, urinary track, gingivitis) as well as day-to-day symptoms associated with hay fever or seasonal allergies. Listed below are some common medications approved for use in pregnancy, mostl Some of the pregnancy problems discussed above (e.g. low levels of amniotic fluid) can be detected by ultrasound scans. Regular monitoring of your baby will be required to allow ongoing decisions to be made about treatment for your and your baby's health. Please discuss any concerns that you may have with your doctor

Safety of antihistamines during pregnancy and lactation

Medicine Guidelines During Pregnancy. Although some medicines are considered safe during pregnancy, the effects of other medicines on your unborn baby are unknown. Illegal drugs are never okay, and you should check with your healthcare provider regarding your current prescriptions. Appointments 216.444.6601. Appointments & Locations Claritin **Claritin-D . Chlor-Trimeton . Dimetapp . Drixoral-Non-Drowsy . Mucinex (guaifenasin) Sudafed/Sudafed-12 Hour **Sudafed PE Pseudoephedrine . Tylenol Cold & Sinus . Vicks Vapor Rub . Zyrtec **AVOID If Problems With Blood Pressure . Rolaids. CONSTIPATION: Colace Dulcolax Suppository . Fibercon . Miralax . Senakot . COUGH: Cough Drops. As a Category C product in pregnancy, risk cannot be ruled out, and pregnant patients were never included in any of the studies on its efficacy and safety. 1 While potential benefit may justify the potential risk to the fetus, this would be a decision best left to the obstetrician. The ingredient relieves nasal congestion, rhinorrhea, nasal. A mildly sedating 1st generation H1 antihistamine that is pregnancy category B: Clemastine. A moderately sedating 1st generation H1 antihistamine that is pregnancy category B: Promethazine. Loratadine Cetirizine. 2 2nd generation H1 antihistamines that are pregnancy category B Loratadine (Claritin, Claritin Reditabs) Pregnancy category B; excreted in breast milk at levels equivalent to serum levels. Adverse Reactions (Side Effects): Adult: PO 10mg once daily; give every other day in hepatic impairment or renal insufficiency (CrCl <30 ml/min) Special considerations: Effective, but expensive nonsedating antihistamine.

Loratadine - Wikipedi

Pregnancy Category: C. Half-life: 8.3 hours. (Allegra), and loratadine (Claritin). Unlike other antihistamines, Zyrtec is non-sedating. It was approved by the FDA in September 1996. Originally, Zyrtec is a prescription drug but in November 2007, the FDA has made it available over the counter. It is available in generic form as well as brand. Background: Loratadine, a second-generation antihistamine, is commonly used to treat seasonal allergies. Some studies have suggested that use of loratadine by pregnant women increases the risk of hypospadias in male offspring. Objective: This meta-analysis was designed to assess the strength of the association between loratadine and hypospadias. Methods: To locate pertinent articles published.

Claritin may be used alone or with other medications. Claritin is an antihistamine. It is not known if Claritin is safe and effective in children younger than 2 years of age. What are the possible side effects of Claritin? Claritin may cause serious side effects including: fast or uneven heart rate, severe headache, and; feeling lightheade Loratadine is available over-the-counter without a prescription. Animal studies have not demonstrated a risk to the fetus but there are no adequate studies in pregnant women. Use during pregnancy only when the benefits of therapy outweigh the risks. Self-medication with loratadine during pregnancy is not recommended

Desloratadine Use During Pregnancy and Risk of Adverse

Pregnancy Category B. Loratadine; Pseudoephedrine Sulfate 12 Hour Extended Release Tablets: There was no evidence of animal teratogenicity in reproduction studies performed on rats and rabbits with this combination at oral doses up to 150 mg/kg (885 mg/m2 or 5 times the recommended daily human dosage of 250 mg or 185 mg/m2), and 120 mg/kg (1416. Contact a doctor before taking Loratadine Oral Solution - Hives Relief product if you have: Hives that have an unusual color or that look bruised or blistered Hives that have lasted longer than 6 weeks; If you are pregnant or breast feeding, you should ask a doctor or health professional before use Category B medications are ones that are believed to pose no risk to humans during pregnancy, including the fetus. It is important to realize that no medication is ever 100 percent safe. Benadryl isn't a Category A medicine. Category A medicines are the ones that are considered the safest during pregnancy with no known adverse reactions

Is Claritin Safe During Pregnancy And While Breastfeeding

The leading distributors and Loratadine Oral Solution suppliers in India prefers Omicron Pharma due to the trust on us and quality of our products. Loratadine Oral Solution suppliers and manufacturer can order different variant of the product from Pan India with required quantities No medication is 100 percent safe, and even medication that's safe for someone else to take during pregnancy might not be safe for you. So always check with your healthcare provider before you take any kind of medicine during pregnancy - even an over-the-counter (OTC) product. In general, don't. Loratadine is an effective anti-allergic medicine used to temporarily relieve the symptoms of seasonal allergies. Symptoms may include sneezing, runny nose, itchy eyes, and sore throat. It is also used to relieve symptoms of skin allergies. Buy Loratadine Online. Know uses, side effects, dosage, contraindications, substitutes, benefit, interactions, purpose, drug interactions, precautions. Loratadine (Claritin, Claritin RediTabs, Alavert, Claritin Hives Relief, Children's Claritin, and others) is drug prescribed for the treatment of the symptoms of non-nasal and nasal seasonal allergic rhinitis and hives (urticaria or allergic skin rash). Drug interactions, dosing, and side effects are discussed in the information

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1-800-CLARITIN (1-800-252-7484) or www.claritin.com PRINCIPAL DISPLAY PANEL - 10 Tablet Carton Original Prescription Strengt Previous studies have suggested that loratadine, a second-generation antihistamine, was associated with an increased risk of hypospadiasis, but more recent studies have found no such association and it is categorized as B. Loratadine is recommended as a treatment for dermatoses of pregnancy, such as mild pemphigoid gestationis, after the first. -Pregnancy category C -Pts with NYHA class IV decompensated cardiac heart failure requiring intravenous inotropic therapy -Pts with bronchospastic conditions, AV block, sick sinus node syndrome, cardiogenic shock or severe bradycardi Loratadine acts as an antihistamine and is used to treat allergic rhinitis and urticaria. It also effectively treats hives and other major skin reactions. The primary use of this medicine is to relieve nasal and non-nasal symptoms of seasonal allergic rhinitis. In case you suffer from conditions like asthma, kidney and liver issues, it is best. But is Claritin safe during pregnancy? When thinking about Claritin and pregnancy you should know that at the moment it looks like the drug is safe to be used during pregnancy, even though it is possible that the specialists don't know all of its effects.. Category B. There is a category system used by the FDA that classifies the risks associated to a drug in case of pregnancy