Fentanyl tapasz vélemények
korányi frigyes gimnázium nagykálló felvételi eredmények 2017
Tapasz, ami legyőzi a fájdalmat | Házipatika. Tapasz, ami legyőzi a fájdalmat. A 77 éves Ilona az elsők között kapott övsömör utáni krónikus fájdalmára az új fejlesztésű kapszaicines tapaszkezelést. Egyetlen kezelésnek köszönhetően azóta is tünetmentes, az elviselhetetlen fájdalom teljesen megszűnt.. FENTANYL-RATIOPHARM 50 µg/h transzdermális tapasz
anyagcsere 40 év felett
. Ha az előírtnál több Fentanyl-Zentiva transzdermális tapaszt alkalmazott. Ha az előírtnál több tapaszt ragasztott fel, akkor távolítsa el a tapaszokat, és forduljon az orvosához, vagy a kórházhoz, hogy kikérje a véleményüket a kockázatról! A túladagolás leggyakoribb tünete a légzési képesség csökkenése.. FENTANYL SANDOZ MAT 25 µg/óra transzdermális mátrix tapasz. 1. Milyen típusú gyógyszer a Fentanyl Sandoz MAT, és milyen betegségek esetén alkalmazható? A gyógyszer neve Fentanyl Sandoz MAT transzdermális mátrix tapasz. A tapasz segít enyhíteni a nagyon erős és hosszan tartó fájdalmat: - az olyan felnőtteknél, akiknek folyamatos fájdalomcsillapításra van szükségük,. DOLFORIN transzdermális tapasz betegtájékoztató - WEBBeteg. A Dolforin 25/50/75/100 mikrogramm/óra transzdermális tapasz lekerekített szélű, vékony, áttetsző tapasz, hátlapján a következő felirattal: fentanyl 25 µg/h. fentanyl 50 µg/h. fentanyl 75 µg/h. fentanyl 100 µg/h. 1 db tapasz védőtasakban. 5 db vagy 10 db vagy 20 db tapaszt tartalmazó védőtasak dobozban.. Ki állítja meg a fentanilt, ha egyszer elszabadul? - hvg.hu. Nem véletlenül szigorúak a biztonsági előírások. Szigorúan ellenőrzött körülmények között viszont elérhető a fentanil, hiszen a szernek van orvosszakmai létjogosultsága. A fentanil ugyanis opioid fájdalomcsillapító, mégpedig az egyik legerősebb. Teljes mértékben szintetikus, és mintegy 100-szor erősebb, mint a morfin.. PDF fentanyl (transdermal patches, solution for injection - nationally .. A tapasz adagjának növelése egy ideig segíthet tovább csökkenteni az Ön fájdalmát, de ártalmas is lehet. Ha azt észleli, hogy a gyógyszer kevésbé hatásossá válik, beszéljen kezelőorvosával. Kezelőorvosa fogja eldönteni, hogy az adag emelése vagy a(z) <fentanil transzdermális tapasz készítmény neve> alkalmazásának. Fentanil - Wikipédia. Fentanil. A fentanil (INN: fentanyl) az egyik legerősebb, klinikai alkalmazásban lévő szintetikus kábító fájdalomcsillapító (analgetikum) és intravénás anesztetikum (narkotikum) [* 1], amely opioid agonista szerként elsősorban a μ-opioid receptorokhoz kötődve fejti ki a hatását
az érzelmek tengerén 2 évad 61 rész videa
mikor illetékmentes az örökség
. [2] A fentanil a VIII.. Íme, a 4 legjobb fájdalomcsillapító az orvos szerint. A négy legjobb fájdalomcsillapító - hatóanyag szerint Paracetamol - Panadol, Mexalen A paracetamol-tartalmú gyógyszer ek a legalapvetőbb fájdalom- és lázcsillapítók, többnyire vény nélkül kaphatók. Sok néven vannak forgalomban, maga a hatóanyag pedig számos kombinált készítménynek is részét képezi, például Neo-Citran, Coldrex.. PDF I. Melléklet Felsorolás: Megnevezés, Gyógyszerformák .. tapasz Transzdermális alkalmazásra 7,5 cm2 felületű tapasz 4,125 mg fentanilt tartalmaz, melyből óránként 25 mikrogramm fentanil szabadul fel Németország ratiopharm GmbH Graf-Arco-Str. 3, 89079 Ulm, Németország Fentanyl-ratiopharm 50 µg/h TTS 50 µg/h Transzdermális tapasz Transzdermális alkalmazásra 15 cm2 felületű tapasz 8 .. Index - Tech-Tudomány - Ragtapasszal szájlégzés ellen?. Amennyiben a szájtapasz használatával gondok adódnak, hasonló elveket valló, de tapasz nélkül is alkalmazható módszereket javasol a Buteyko-módszer. A Dr. Konstantin Buteyko nevét viselő módszer csökkenti a túllégzést (vagy orvosi kifejezéssel élve a krónikus hiperventilációt). Az emberek egy része túl sokat lélegzik .. Problémái vannak a merevedéssel, a péniszének hosszával - Origo. Egy vagy több hónapos folyamatról van szó (a dobozban 30 tapasz van, amely egy hónapos használatra elegendő), ezért a végeredménynek a jobb/keményebb erekciónak és keményebb pénisznek kellene lennie. A felhasználók első reakciói nagy elragadtatásról számolnak be, de bizonyított az a tény is, hogy a tapaszoknak nincs .. Ötvenszer halálosabb mint a heroin, tízezrével irtja az amerikaiakat .. Az amerikai drogügyi központ, a Center for Disease Controll and Prevention statisztikái szerint az Egyesült Államokban 2015-ben 33 ezren haltak meg opioid-túladagolásban - több mint kétszer annyian mint 10, négyszer annyian mint 20 éve, és ez még messze nem a jéghegy csúcsa. A közegézségügyben dolgozók hiába kongatták a .. PDF aok.pte.hu. aok.pte.hu. Gyógyító színes szalag: a szakértő véleménye a kineziológiai tapaszról .. Kineziológiai tapasz Japánból. A kineziológiai tapaszt a 70-es évek derekán a japán származású Kenzo Kase orvos kiropraktőr-csontkovács - fejlesztette ki az addig merev ragasztószalagokkal, kötésekkel rögzített izmok, ízületek, végtagok gyógykezelésének forradalmi alternatívájaként. A rigid kötések ugyanis .. PDF Art. 30 Durogesic, INN-fentanyl - European Medicines Agency. Két, gyermekgyógyászati betegekkel végzett vizsgálatban a fentanil transzdermális tapasz szükséges dózisát konzervatív módon számították ki: napi 30 mg-44 mg oralis morfint vagy azzal ekvivalens opioid adagot egy DUROGESIC 12 mikrogramm/óra tapasszal helyettesítettek. Megjegyzendő, hogy
kényeztető ajándék kismamáknak
fazekas kréta
. FENTANYL SANDOZ MAT transzdermális mátrix tapasz. A Fentanyl Sandoz MAT transzdermális mátrix tapasz az olyan súlyos, hosszantartó fájdalmat csillapítja, ami csak erős fájdalomcsillapítókkal (opioidok) szüntethető meg. FENTANYL SANDOZ MAT transzdermális mátrix tapasz GYÓGYSZERINFÓK Hatóanyag fentanyl További gyógyszerek azonos hatóanyaggal > Gyártó: Sandoz Hungária Vényköteles? V (KP) Kiszerelések. DOLFORIN 25 µg/óra transzdermális tapasz | Házipatika. 1. Milyen típusú gyógyszer a Dolforin és milyen betegségek esetén alkalmazható? A tapasz alkalmazása segít enyhíteni a nagyon erős és hosszan tartó fájdalmat: - az olyan felnőtteknél, akiknek folyamatos fájdalomcsillapításra van szükségük,. Index - Tech-Tudomány - Őssejtekből növesztett tapasz segíthet .. A tapasz három nap elteltével már spontán működni kezd, egy hónapon belül pedig képes imitálni a szívszövetet. Ekkor be lehet ültetni egy károsodott szívbe, amit egyrészt fizikailag támogat, másrészt pedig olyan anyagokkal lát el, amik segítik a regenerálódást. A tervek szerint végül a tapasz eggyé is válik majd a .. Szakértők állítják: a nikotintapasz csak pénzkidobás. 2012.01.27. Share Míg korábbi klinikai vizsgálatok azt mutatták, hogy a nikotintapasz megduplázza a cigarettáról való leszokás esélyét, ma már mást mondanak a szakértők. Egy 800 fős vizsgálat azt mutatta, hogy hosszú távon a tapasz nem segíti a dohányzás abbahagyását. Szakértők szerint a nikotintapasz csak pénzkidobás. Jelly Roll calls for stronger legislation against fentanyl crisis in .. Jason DeFord, the rapper and country star known as "Jelly Roll," testified during the Senates banking, housing and urban affairs committee hearing on Thursday where he lobbied for stronger .. Jelly Roll wants to help Congress solve fentanyl crisis - Los Angeles Times. Dec. 14, 2023. Jelly Roll advocated Thursday for the passage of the FEND Off Fentanyl Act. The bill, introduced by Scott, seeks to respond to international fentanyl trafficking by imposing .. Jelly Roll urged Congress to crack down on fentanyl: What experts say. Thats harder than it sounds. Rapper and singer Jelly Roll made an impassioned plea to Congress this week in support of a proposed bill to crack down on fentanyl, but experts and advocates say the .. Jelly Roll urges Congress to pass anti-fentanyl trafficking legislation .
humán tantárgyak
. Jelly Roll speaks at Senate fentanyl hearing, says he wants to help solve crisis 06:00 Rapper-turned-country singer Jelly Roll spoke about the importance of prioritizing the fentanyl crisis at a .. FENTANYL-ratiopharm transzdermális tapasz - WEBBeteg. A Fentanyl-ratiopharm fokozott elővigyázatossággal alkalmazható. FIGYELMEZTETÉS: A Fentanyl-ratiopharm olyan gyógyszer, mely életveszélyes lehet gyermekek számára. Ez a használt transzdermális tapaszokra is vonatkozik. Sose felejtse el, hogy a készítmény külleme vonzó lehet gyermekek számára.. 168 hodin: „Zombie droga" fentanyl už se šíří i v Česku. Droga fentanyl, která je stokrát silnější než heroin, zachvátila Spojené státy a nyní děsí i Evropu. V Česku už má první oběti. Odborníci před ním varují dlouhodobě. Na černém trhu se zatím prodávají jen fentanylové náplasti z nemocnic, nabídka se ale rozšiřuje. O fentanylu natáčeli pro 168 hodin Jaroslav Hroch a Darina Vlková.. Country artist Jelly Roll pushes for anti-fentanyl bill - BBC. Fentanyl is a leading killer in the US - contributing to over 100,000 deaths in 2022, according to data from the Centers for Disease Control and Prevention.. Country star Jelly Roll makes emotional plea to Congress for anti .. Colloquially referred to as the Fend Off Fentanyl Act, the measure proposes to implement sanctions and anti-money laundering strategies to curb the flow of the potent synthetic opioid, which .. MATRIFEN transzdermális tapasz betegtájékoztató - WEBBeteg. A Matrifen transzdermális tapaszban fentanil hatóanyag van. A fentanil fokozatosan szabadul fel a tapaszból, áthalad a bőrön és bejut a szervezetbe, ahol olyan erős, krónikus fájdalmakat csillapít melyeket csak opioid fájdalomcsillapítókkal lehet enyhíteni.. Jelly Roll Gives Testimony in Senate on Fentanyl Crisis: Watch - Billboard. American singer and songwriter Jason "Jelly Roll" DeFord testifies before the Senate Banking, Housing, and Urban Affairs committee on January 11, 2024 in Washington, DC. The hearing examined .. Family sues Airbnb after 19-month-old dies of fentanyl toxicity during .. Get more news on. The family of a 19-month-old who died after being exposed to fentanyl, allegedly at an Airbnb property in Florida, is suing the vacation rental company over the toddlers death .. Drug Overdose Death Rates | National Institute on Drug Abuse. The figure above is a bar and line graph showing the total number of U.S. overdose deaths involving benzodiazepines from 1999 to 2021. Drug overdose deaths involving benzodiazepines steadily increased from 1,135 in 1999 to 11,537 in 2017 and declined to 9,711 in 2019. Between 2019 and 2021, deaths rose again to 12,499.. Is fentanyl dangerous to touch? Experts say no - heres why. Fentanyl, a strong opioid about 50 times more powerful than heroin, has become increasingly present in the U.S. drug supply and has caused a wave of overdose deaths among people who consume it or .. Fentanyl sparks drug overdose record : NPR. Two men smoke fentanyl in an alley in Los Angeles on April 18, 2022. The latest federal data show more than 109,000 drug deaths in 2022, many from fentanyl. Drug deaths nationwide hit a new record .. Fentanyl | C22H28N2O | CID 3345 - PubChem. Fentanyl, a potent opioid agonist, was developed in the 1950s to fill a need for strong and rapid analgesia. Because of these characteristics, fentanyl is commonly used to treat chronic cancer pain or in anesthesia. Fentanyl is related to other opioids like [ morphine] and [ oxycodone ].. Fentanyl From the Government? A Vancouver Experiment Aims to Stop .. Fentanyl has largely displaced heroin and the opioid painkillers Dilaudid and OxyContin as the illicit drug most used in Vancouver, a shift underway throughout North America. It is also often cut .. Fentanyl Side Effects: Mental & Physical Effects of Fentanyl Use. Muscle rigidity. Unconsciousness or sedation. Seizures. Overdose. Anyone who uses fentanyl is subject to experiencing a range of adverse (and potentially deadly) effects. Fentanyl use of any kind is potentially even more risky for people who suffer from obstructive airway diseases (such as asthma), suffer from liver failure, are hypersensitive .. What You Should Know About Xylazine | Drug Overdose | CDC Injury Center. A tranquilizer called xylazine is increasingly being found in the US illegal drug supply and linked to overdose deaths. 1 Xylazine—which is not approved for use in people—can be life-threatening and is especially dangerous when combined with opioids like fentanyl. 2 Due to its impact on the opioid crisis, fentanyl mixed (adulterated) with xylazine has been declared an emerging threat by .. GOP Presidential Candidates Misinform Voters On Fentanyl . - Forbes. Many Americans believe this to be the case. In late 2022, an National Public Radio‐ Ipsos poll found that 39% of all voters and 60% of registered Republicans are of the opinion that most of the .. PDF UNCLASSIFIED Fentanyl Flow to the United States - DEA.gov. nodes. This is exacerbating the already multi-faceted fentanyl crisis by introducing additional source countries into the global supply chain of fentanyl, fentanyl-related substances, and fentanyl precursors. Further, this complicates law enforcement operations and policy efforts to stem the flow of fentanyl into the United States.. Animal Sedative Mixed With Fentanyl Brings Fresh Horror to US Drug .. Jan. 7, 2023. PHILADELPHIA — Over a matter of weeks, Tracey McCann watched in horror as the bruises she was accustomed to getting from injecting fentanyl began hardening into an armor of crusty .. Fentanyl Test Strips: A Harm Reduction Strategy - Centers for Disease .. Fentanyl test strips (FTS) are a low-cost method of helping prevent drug overdoses and reducing harm. FTS are small strips of paper that can detect the presence of fentanyl in all different kinds of drugs (cocaine, methamphetamine, heroin, etc.) and drug forms (pills, powder, and injectables). 1 FTS provide people who use drugs and communities .. The China-Mexico fentanyl pipeline: increasingly sophisticated and .. The US attorney general, Merrick Garland, called the Mexico-based Sinaloa cartel "the largest, most violent, and most prolific fentanyl trafficking operation in the world" in a statement .
eddigi nyertes ötöslottó számok
. Fentanyl mixed with stimulants has created a polysubstance . - NPR. Since 2010, overdoses involving both stimulants and fentanyl have increased 50-fold, and now account for 32% of U.S. overdoses in 2021 and nearly 35,000 deaths, according to a study published .. Emerging group of synthetic opioids may be more potent than fentanyl .. A staff member holds drug tests used to detect the presence of fentanyl in different kinds of drugs, such as cocaine, methamphetamine, and heroin, at St. Anns Corner of Harm Reduction in New York .. Lifesaving Naloxone - Centers for Disease Control and Prevention. What is naloxone? Naloxone is a life-saving medication that can reverse an overdose from opioids—including heroin, fentanyl, and prescription opioid medications—when given in time. 1 Naloxone is easy to use and small to carry. There are two forms of naloxone that anyone can use without medical training or authorization: prefilled nasal .. Fentanyl Overdose Symptoms, Dangers & Treatment. Fentanyl is a synthetic opioid that, in its pharmaceutical form, is used in a variety of clinical settings to treat severe pain
szeborreás keratózis képek
. From 2020 to 2021, there was a 22% rise in fatal overdoses involving synthetic opioids, including illicitly manufactured fentanyl and fentanyl analogs (drugs with a similar chemical structure). 1 In 2021, more than 71,000 people died from overdose deaths involving .. MD Woman Working In DC Fentanyl Pill-Pressing Operation Gets Prison .. The FBI launched an investigation into a drug-trafficking group running a fentanyl pill-pressing operation in and around Washington, DC and Maryland in August 2021. Investigators found that the group had at least three presses, including an industrial rotary pill machine used to press fentanyl into counterfeit prescription pills.
időkép berlin
. Drug war allies U.S. and Mexico arent getting along. What happened?. Drug war cooperation between the U.S. and Mexico is at its lowest point in decades. What went wrong? Mexican President López Obrador said fentanyl is Americas problem and falsely stated that .. Fentanyl: MedlinePlus Drug Information. Fentanyl is used to treat breakthrough pain (sudden episodes of pain that occur despite round the clock treatment with pain medication) in cancer patients at least 18 years of age (or at least 16 years of age if using Actiq brand lozenges) who are taking regularly scheduled doses of another narcotic (opiate) pain medication, and who are tolerant (used to the effects of the medication) to .. A History Of Fentanyl : NPR. And fentanyl, a drug created in labs in the 1960s, is among the biggest killers. To understand how fentanyl took its place atop Americas opioid crisis, journalist Ben Westhoff travelled the world .. US report finds Mexico is dominant source of fentanyl trafficked . - CNN. A new government report out Tuesday details how opioid trafficking in the United States has changed in recent years, with Mexico now a "dominant source" of the countrys fentanyl supply and .. Chinas role in the fentanyl crisis | Brookings. Chinese actors have come to play an increasing role in laundering money for Mexican cartels, including the principal distributors of fentanyl to the United States — the Sinaloa Cartel and Cartel .. Understanding the Opioid Overdose Epidemic | Opioids | CDC. The rise in opioid overdose deaths can be described in three distinct waves. There was an increase prescribing opioids in the 1990s; rapid increases in overdose deaths involving heroin beginning in 2010; and in 2013, with significant increases in overdose deaths involving synthetic opioids, particularly those involving illicitly manufactured fentanyl.. Tapering off opioids: When and how - Mayo Clinic. Symptoms may vary depending on several issues, such as the speed of the opioid taper and how long youve used opioid medicines. Tapering over time can help lessen withdrawal symptoms or keep you from having them. Symptoms of opioid withdrawal may include: Runny nose, watery eyes and yawning. Restlessness or anxiety.. Fentanyl — What is it and where does it come from?. To show how quickly the 2014 start of the fentanyl crisis grew, in 2015, United States border agents seized approximately 200 pounds of fentanyl among other synthetic opioids. In comparison, in .. Fentanyl is making it harder to start addiction treatment - STAT. The development adds yet another layer of crisis to the countrys drug epidemic, which killed nearly 108,000 Americans last year. Even as fentanyl sends overdose deaths soaring, it threatens to .. Fentanyl Transdermal Patch: MedlinePlus Drug Information. Remove the patch from the pouch and peel off both parts of the protective liner from the back of the patch. Try not to touch the sticky side of the patch. Immediately press the sticky side of the patch onto the chosen area of skin with the palm of your hand. Press the patch firmly for at least 30 seconds.. Tranq: U.S. has no system for tracking deadly new street drug : NPR. A dangerous chemical called xylazine is being mixed into fentanyl across the U.S., but whos doing it and why is a mystery. The government still doesnt identify and track new drug threats.. Comparing Fentanyl vs. Other Drugs: Dangers of Mixing Fentanyl. Fentanyl and MDMA (Ecstasy/Molly) MDMA is a synthetic drug that is chemically similar to both hallucinogens and stimulants. 22 Many so-called ecstasy tablets contain other substances (e.g., MDMA, amphetamines, ketamine, and opioids like fentanyl, among others). 23
viktory 2030
. On its own, MDMA is associated with heart disease, impulsivity, and depression.. Fentanyl Transdermal - StatPearls - NCBI Bookshelf. Transdermal fentanyl is a medication used in the management and treatment of chronic pain and cancer pain. It is part of the opioid class of drugs
régi msn beszélgetések visszakeresése
magyar horvat meccs
. Fentanyl is one reason why the U.S. drug addiction crisis is roaring back. Nationwide deaths related to black market fentanyl pills are rising. Many victims are people who got hooked on pain pills .. Carfentanil vs Fentanyl: Which is more dangerous? - Drugs.com. Official answer. Both illegally-made fentanyl and carfentanil are extremely dangerous opioids that may result in a quick overdose and death when abused, but carfentanil is more potent than fentanyl. Multiple doses of the anti-overdose drug naloxone (Narcan) may not be effective to reverse an overdose. Carfentanil has been shown in animal .. Mules who smuggle fentanyl across the border are often U.S. citizens - NPR. Thousands of pounds of fentanyl are flowing into the U.S. from Mexico every month. Yet we rarely hear much about the couriers, also known as mules, who smuggle much of it through legal ports of .. Fentanyl deaths have spiked among U.S. children and teens - Science News. April 28, 2023 at 12:01 am. Fentanyl, a deadly synthetic opioid, is killing a growing number of children and teens in the United States. More than 1,500 kids under the age of 20 died from fentanyl .. Tranq has become a bigger part of Phillys street fentanyl . - CNN. But fentanyls effects dont last as long as heroin, and so xylazine was added to street fentanyl to "give it legs," according to Sarah Laurel, who founded Savage Sisters, the harm .. Fentanyl: One Pill Kills | Texas Health and Human Services. Fentanyl is a powerful synthetic opioid that is up to 50 times stronger than heroin and 100 times stronger than morphine. Just 2 milligrams of fentanyl, equal to 10 to15 grains of table salt, is considered a lethal dose. Illegally manufactured fentanyl is found in heroin, cocaine, methamphetamine and in counterfeit pills.. U.S. Recorded Nearly 110,000 Overdose Deaths in 2022. The sharp increases in 2020 and 2021 "were driven for the most part by the major changes of fentanyl availability around so many parts of the country," said Dr. Wilson M. Compton, the deputy .. Fentanyl Overdose Symptoms: Myth vs. Fact - Healthline. When that happens, here are some of the symptoms of a fentanyl overdose to be aware of: constricted pupils. loss of consciousness. slow or weak breathing. not breathing at all. choking sounds .. Are cops really being poisoned by fentanyl exposure? : NPR. Health. Cops say theyre being poisoned by fentanyl. Experts say the risk is extremely low. Critics say U.S. government training videos like this one from the Centers for Disease Control and .. Fentanyl seizures rise at U.S.-Mexico border — heres why. In fiscal year 2022, 84% of the 14,104 pounds of fentanyl seized along the Mexican border were detected by officers at ports of entry overseen by the Office of Field Operations, a CBP branch .. Biden- Harris Administration Designates Fentanyl Combined with .. Addressing the fentanyl crisis also requires addressing the drugs—in particular xylazine—with which fentanyl is being combined. Saving lives is the Administrations North Star and drives the .. Fentanyl Withdrawal Symptoms and Detox Timeline - Recovery.org. Fentanyl is a potent opioid drug prescribed to treat breakthrough cancer pain, acute pain from surgery and trauma and other severe types of pain in emergency settings
. 1 As a Schedule II substance, fentanyl has a high potential for abuse and chronic use can lead to physical dependence, which means a person can experience unpleasant fentanyl withdrawal symptoms when they detox or stop using the .. The Surprising Ease of Buying Fentanyl Online - The Atlantic. The Surprising Ease of Buying Fentanyl Online. To get extremely potent opioids, users turn to the dark web—and sometimes, Google. Five or six times a day, a man from Texas injects a dose of .. A fentanyl courier moving enough to kill millions got busted, then .. In Colorado, fentanyl deaths increased more than tenfold in the past five years — from 81 in 2017 to more than 900 in 2021, according to the Colorado Department of Public Health and Environment .. 2022 was a deadly (but hopeful) year in Americas opioid crisis - NPR. Ed Byrne, Homeland Security investigations agent, left, and Lt. Ken Impellizeri of the San Diego Police leave the scene of a fatal fentanyl overdose by a 39-year-old woman in San Diego, Calif., on .. What is rainbow fentanyl? Colorful pills drive new warnings about . - CNN. A new wave of concern has spread across the United States over multi-colored "rainbow fentanyl" pills, powders and blocks - that look similar to candy or sidewalk chalk - being sold and ..